blabla/PATSTAT/CPC_data/CPCSchemeXML202302/cpc-scheme-C07C.xml

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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="C07C" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>C07C</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>ACYCLIC OR CARBOCYCLIC COMPOUNDS</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In this subclass, the following terms or expressions are used with meanings indicated: <subnote type="bullet"><note-paragraph>&quot;bridged&quot; means the presence of at least one fusion other than ortho, peri or spiro; </note-paragraph><note-paragraph>two rings are &quot;condensed&quot; if they share at least one ring member, i.e. &quot;spiro&quot; and &quot;bridged&quot; are considered as condensed; </note-paragraph><note-paragraph>&quot;condensed ring system&quot; is a ring system in which all rings are condensed among themselves; </note-paragraph><note-paragraph>&quot;number of rings&quot; in a condensed ring system equals the number of scissions necessary to convert the ring system into one acyclic chain; </note-paragraph><note-paragraph>&quot;quinones&quot; are compounds derived from compounds containing a six-membered aromatic ring or a system comprising six-membered aromatic rings (which system may be condensed or not condensed) by replacing two or four CH groups of the six-membered aromatic rings by C=O groups, and by removing one or two carbon-to-carbon double bonds, respectively, and rearranging the remaining carbon-to-carbon double bonds to give a ring or ring system with alternating double bonds, including the carbon-to-oxygen bonds; this means that acenaphthenequinone or camphorquinone are not considered as quinones.</note-paragraph></subnote></note-paragraph><note-paragraph>In this subclass, in the absence of an indication to the contrary, a process is classified in the last appropriate place.</note-paragraph><note-paragraph>In this subclass, in the absence of an indication to the contrary, &quot;quaternary ammonium compounds&quot; are classified with the corresponding &quot;non-quaternised nitrogen compounds&quot;.</note-paragraph><note-paragraph>For the classification of compounds in groups <class-ref scheme="cpc">C07C1/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C71/00</class-ref> and <class-ref scheme="cpc">C07C401/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C409/00</class-ref> : <subnote type="bullet"><note-paragraph>a compound is classified considering the molecule as a whole (rule of the &quot;whole molecule approach&quot;); </note-paragraph><note-paragraph>a compound is considered to be saturated if it does not contain carbon atoms bound  to each other by multiple bonds; </note-paragraph><note-paragraph>a compound is considered to be unsaturated if it contains carbon atoms bound to  each other by multiple bonds, which includes six-membered aromatic ring, unless   otherwise specified or implicitely derivable from the subdivision.</note-paragraph></subnote></note-paragraph><note-paragraph>For the classification of compounds in groups <class-ref scheme="cpc">C07C201/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C395/00</class-ref>, i.e. after the functional group has been determined according to the&quot;last place rule&quot;, a compound is classified according to the following principles: <subnote type="bullet"><note-paragraph>compounds are classified in accordance with the nature of the carbon atom to which the functional group is attached; </note-paragraph><note-paragraph>a carbon skeleton is a carbon atom, other than a carbon atom of a carboxyl group,  or a chain of carbon atoms bound to each other, a carbon skeleton is considered to be terminated by every bond to an element other than carbon or to a carbon atom of  a carboxyl group; </note-paragraph><note-paragraph>when the molecule contains several functional groups, only functional groups linked  to the same carbon skeleton as the one first determined are considered; </note-paragraph><note-paragraph>a carbon sekeleton is considered to be saturated if it does not contain carbon atoms bound to each other by multiple bonds; </note-paragraph><note-paragraph>a carbon skeleton is considered to be unsaturated if it contains carbon atoms bound  to each other by multiple bonds, which includes a six-membered aromatic ring.</note-paragraph></subnote></note-paragraph><note-paragraph>When classifying in this subclass, classification is also made in group <class-ref scheme="cpc">B01D15/08</class-ref> insofar as subject matter of general interest relating to chromatography is concerned.</note-paragraph><note-paragraph> When a process is classified in a process group, combination sets are used to indicate the product of the process. A combination set consists of a process group, followed by and linked to the group of the product. The products are selected from the corresponding product groups. </note-paragraph></note><note type="warning"><note-paragraph warning-type="ipc-not-used">The following IPC groups are not in the CPC scheme. The subject matter for these IPC groups is classified in the following CPC groups: <table><row><entry><class-ref scheme="ipc">C07C27/02</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C29/00</class-ref>, <class-ref scheme="cpc">C07C51/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C47/042</class-ref>, <class-ref scheme="ipc">C07C47/045</class-ref>, <class-ref scheme="ipc">C07C47/048</class-ref>, <class-ref scheme="ipc">C07C47/052</class-ref>, <class-ref scheme="ipc">C07C47/055</class-ref>, <class-ref scheme="ipc">C07C47/058</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C47/04</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C47/07</class-ref>, <class-ref scheme="ipc">C07C47/09</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C47/06</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C53/04</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C53/02</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C57/045</class-ref>, <class-ref scheme="ipc">C07C57/05</class-ref>, <class-ref scheme="ipc">C07C57/055</class-ref>, <class-ref scheme="ipc">C07C57/065</class-ref>, <class-ref scheme="ipc">C07C57/07</class-ref>, <class-ref scheme="ipc">C07C57/075</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C57/04</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C69/025</class-ref>, <class-ref scheme="ipc">C07C69/03</class-ref>, <class-ref scheme="ipc">C07C69/035</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C69/003</class-ref> - <class-ref scheme="cpc">C07C69/017</class-ref> and <class-ref scheme="cpc">C07C69/02</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C69/347</class-ref>, <class-ref scheme="ipc">C07C69/353</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C69/003</class-ref> - <class-ref scheme="cpc">C07C69/017</class-ref> and <class-ref scheme="cpc">C07C69/34</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C69/527</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C69/003</class-ref> - <class-ref scheme="cpc">C07C69/017</class-ref> and <class-ref scheme="cpc">C07C69/52</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C69/767</class-ref>, <class-ref scheme="ipc">C07C69/773</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C69/003</class-ref> - <class-ref scheme="cpc">C07C69/017</class-ref> and <class-ref scheme="cpc">C07C69/76</class-ref></entry></row><row><entry><class-ref scheme="ipc">C07C69/83</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07C69/003</class-ref> - <class-ref scheme="cpc">C07C69/017</class-ref> and <class-ref scheme="cpc">C07C69/82</class-ref></entry></row></table></note-paragraph><note-paragraph>In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C07C1/00" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrocarbons </text><reference><text>derivatives of cyclohexane or of a cyclohexene </text><CPC-specific-text><text>or of cyclohexadiene</text></CPC-specific-text><text>, having a side-chain containing an acyclic unsatureted part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene </text><CPC-specific-text><text>or cyclohexadiene</text></CPC-specific-text><text> rings <class-ref scheme="cpc">C07C403/00</class-ref>; preparation of macromolecular compounds <class-ref scheme="cpc">C08</class-ref>; production or separation from undefined hydrocarbon mixtures such as petroleum oil <class-ref scheme="cpc">C10G</class-ref>; natural gas, synthetic natural gas, liquefied petroleum gas <class-ref scheme="cpc">C10L3/00</class-ref>; electrolytic or electrophoretic processes <class-ref scheme="cpc">C25B</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C1/00" definition-exists="true" ipc-concordant="C07C1/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C1/02" definition-exists="false" ipc-concordant="C07C1/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C1/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>from oxides of a carbon </text><reference><text>preparation of liquid hydrocarbon mixtures of undefined composition <class-ref scheme="cpc">C10G2/00</class-ref>; of synthetic natural gas <class-ref scheme="cpc">C10L3/06</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/04" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carbon monoxide with hydrogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/0405" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0405</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Apparatus</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/041" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/041</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reactors</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C1/0415" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0415</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with moving catalysts</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/042" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/042</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Temperature controlling devices; Heat exchangers</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/0425" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0425</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Catalysts; their physical properties</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/043" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by the composition</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C1/0435" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0435</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing a metal of group 8 or a compound thereof</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C1/044" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/044</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing iron</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/0445" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0445</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation; Activation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/045" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Regeneration</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/0455" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0455</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reaction conditions</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/046" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Numerical values of parameters </text><reference><text>only to be used if no other subgroup of <class-ref scheme="cpc">C07C1/04</class-ref> is used</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/0465" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0465</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>concerning fluidisation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/047" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/047</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Processes in which one or more parameters are changed during the process; Starting-up of the process</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/0475" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0475</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Regulating</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/048" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/048</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Temperature controlling measures</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/0485" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0485</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Set-up of reactors or accessories; Multi-step processes</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/049" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/049</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Coupling of the reaction and regeneration of the catalyst</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/0495" definition-exists="false" ipc-concordant="C07C1/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/0495</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Non-catalytic processes; Catalytic processes in which there is also another way of activation, e.g. radiation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/06" definition-exists="false" ipc-concordant="C07C1/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in the presence of organic compounds, e.g. hydrocarbons </text><CPC-specific-text><reference><text>multi-step processes in which the feed to a subsequent reaction zone comprises at least a part of the reaction-product of a previous reaction zone <class-ref scheme="cpc">C07C1/0485</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/063" definition-exists="false" ipc-concordant="C07C1/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/063</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the organic compound being the catalyst or a part of the catalyst system</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C1/066" definition-exists="false" ipc-concordant="C07C1/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>used for dissolving, suspending or transporting the catalyst</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/08" definition-exists="false" ipc-concordant="C07C1/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isosyntheses</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/10" definition-exists="false" ipc-concordant="C07C1/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carbon monoxide with water vapour</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/12" definition-exists="false" ipc-concordant="C07C1/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carbon dioxide with hydrogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C1/20" definition-exists="false" ipc-concordant="C07C1/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>starting from organic compounds containing only oxygen atoms as heteroatoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/207" definition-exists="false" ipc-concordant="C07C1/207" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/207</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carbonyl compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/2072" definition-exists="false" ipc-concordant="C07C1/207" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/2072</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by condensation </text><reference><text><class-ref scheme="cpc">C07C2/86</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C1/2074" definition-exists="false" ipc-concordant="C07C1/207" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/2074</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of only one compound</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/2076" definition-exists="false" ipc-concordant="C07C1/207" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/2076</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a transformation in which at least one -C(=O)- moiety is eliminated</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/2078" definition-exists="false" ipc-concordant="C07C1/207" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/2078</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a transformation in which at least one -C(=O)-O- moiety is eliminated</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/213" definition-exists="false" ipc-concordant="C07C1/213" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/213</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting of esters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/22" definition-exists="false" ipc-concordant="C07C1/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/24" definition-exists="false" ipc-concordant="C07C1/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by elimination of water</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/247" definition-exists="false" ipc-concordant="C07C1/247" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting of cyclic ethers</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C1/26" definition-exists="false" ipc-concordant="C07C1/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>starting from organic compounds containing only halogen atoms as hetero-atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/28" definition-exists="false" ipc-concordant="C07C1/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by ring closure</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/30" definition-exists="false" ipc-concordant="C07C1/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting-off the elements of hydrogen halide from a single molecule</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C1/32" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>starting from compounds containing hetero-atoms other than or in addition to oxygen or halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/321" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/321</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the hetero-atom being a non-metal atom</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/322" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/322</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the hetero-atom being a sulfur atom</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/323" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/323</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the hetero-atom being a nitrogen atom</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/324" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/324</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the hetero-atom being a phosphorus atom </text><reference><text><class-ref scheme="cpc">C07C1/34</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/325" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/325</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the hetero-atom being a metal atom</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/326" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/326</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the hetero-atom being a magnesium atom</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/327" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/327</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the hetero-atom being an aluminium atom </text><reference><text><class-ref scheme="cpc">C07C2/88</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C1/328" definition-exists="false" ipc-concordant="C07C1/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/328</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the hetero-atom being an alkali metal atom</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C1/34" definition-exists="false" ipc-concordant="C07C1/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>reacting phosphines with aldehydes or ketones, e.g. Wittig reaction</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C1/36" definition-exists="false" ipc-concordant="C07C1/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C1/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting of esters </text><reference><text><class-ref scheme="cpc">C07C1/213</class-ref>, <class-ref scheme="cpc">C07C1/30</class-ref> take precedence</text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C2/00" definition-exists="true" ipc-concordant="C07C2/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms </text><reference><text>redistribution reactions involving splitting <class-ref scheme="cpc">C07C6/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C2/02" definition-exists="false" ipc-concordant="C07C2/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition between unsaturated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/04" definition-exists="false" ipc-concordant="C07C2/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oligomerisation of well-defined unsaturated hydrocarbons without ring formation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/06" definition-exists="false" ipc-concordant="C07C2/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of alkenes, i.e. acyclic hydrocarbons having only one carbon-to-carbon double bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C2/08" definition-exists="false" ipc-concordant="C07C2/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C2/10" definition-exists="false" ipc-concordant="C07C2/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with metal oxides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C2/12" definition-exists="false" ipc-concordant="C07C2/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with crystalline alumino-silicates </text><CPC-specific-text><text>or with catalysts comprising</text></CPC-specific-text><text> molecular sieves</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C2/14" definition-exists="false" ipc-concordant="C07C2/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with inorganic acids</text></title-part><title-part><text>with salts or anhydrides of acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C2/16" definition-exists="false" ipc-concordant="C07C2/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acids of sulfur</text></title-part><title-part><text>Salts thereof</text></title-part><title-part><text>Sulfur oxides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C2/18" definition-exists="false" ipc-concordant="C07C2/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acids of phosphorus</text></title-part><title-part><text>Salts thereof</text></title-part><title-part><text>Phosphorus oxides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C2/20" definition-exists="false" ipc-concordant="C07C2/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C2/20</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Acids of halogen</text></title-part><title-part><text>Salts thereof </text><CPC-specific-text><text>Complexes thereof with organic compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C2/22" definition-exists="false" ipc-concordant="C07C2/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal halides</text></title-part><title-part><text>Complexes thereof with organic compounds</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C2/24" definition-exists="false" ipc-concordant="C07C2/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C2/26" definition-exists="false" ipc-concordant="C07C2/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydrides or organic compounds </text><reference><text><class-ref scheme="cpc">C07C2/20</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C2/28" definition-exists="false" ipc-concordant="C07C2/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with ion-exchange resins</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C2/30" definition-exists="false" ipc-concordant="C07C2/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing metal-to-carbon bond</text></title-part><title-part><text>Metal hydrides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C2/32" definition-exists="false" ipc-concordant="C07C2/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>as complexes, e.g. acetyl-acetonates </text><CPC-specific-text><reference><text>complexes of salts of acids of halogen <class-ref scheme="cpc">C07C2/20</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C2/34" definition-exists="false" ipc-concordant="C07C2/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal-hydrocarbon complexes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C2/36" definition-exists="false" ipc-concordant="C07C2/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>as phosphines, arsines, stilbines or bismuthines</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/38" definition-exists="false" ipc-concordant="C07C2/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of dienes or alkynes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C2/40" definition-exists="false" ipc-concordant="C07C2/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of conjugated dienes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C2/403" definition-exists="false" ipc-concordant="C07C2/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/403</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Catalytic processes</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C2/406" definition-exists="false" ipc-concordant="C07C2/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/406</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydrides or organic compounds</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/42" definition-exists="false" ipc-concordant="C07C2/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>homo- or co-oligomerisation with ring formation, not being a Diels-Alder conversion</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/44" definition-exists="false" ipc-concordant="C07C2/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of conjugated dienes only</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C2/46" definition-exists="false" ipc-concordant="C07C2/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C2/465" definition-exists="false" ipc-concordant="C07C2/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/465</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydrides or organic compounds</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/48" definition-exists="false" ipc-concordant="C07C2/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of only hydrocarbons containing a carbon-to-carbon triple bond</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/50" definition-exists="false" ipc-concordant="C07C2/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diels-Alder conversion</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/52" definition-exists="false" ipc-concordant="C07C2/52" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C2/54" definition-exists="false" ipc-concordant="C07C2/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of unsaturated hydrocarbons to saturated hydrocarbons or to hydrocarbons containing a six-membered aromatic ring with no unsaturation outside the aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/56" definition-exists="false" ipc-concordant="C07C2/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition to acyclic hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/58" definition-exists="false" ipc-concordant="C07C2/58" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C2/60" definition-exists="false" ipc-concordant="C07C2/60" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C2/62" definition-exists="false" ipc-concordant="C07C2/62" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with acids</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/64" definition-exists="false" ipc-concordant="C07C2/64" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition to a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/66" definition-exists="false" ipc-concordant="C07C2/66" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C2/68" definition-exists="false" ipc-concordant="C07C2/68" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C2/70" definition-exists="false" ipc-concordant="C07C2/70" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with acids</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/72" definition-exists="false" ipc-concordant="C07C2/72" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition to a non-aromatic carbon atom of hydrocarbons containing a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C2/74" definition-exists="false" ipc-concordant="C07C2/74" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition with simultaneous hydrogenation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C2/76" definition-exists="false" ipc-concordant="C07C2/76" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation of hydrocarbons with partial elimination of hydrogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/78" definition-exists="false" ipc-concordant="C07C2/78" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Processes with partial combustion</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/80" definition-exists="false" ipc-concordant="C07C2/80" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Processes with the aid of electrical means</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/82" definition-exists="false" ipc-concordant="C07C2/82" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C2/82</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>oxidative coupling</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/84" definition-exists="false" ipc-concordant="C07C2/84" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>catalytic</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C2/86" definition-exists="false" ipc-concordant="C07C2/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation between a hydrocarbon and a non-hydrocarbon</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/861" definition-exists="false" ipc-concordant="C07C2/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/861</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the non-hydrocarbon contains only halogen as hetero-atoms</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/862" definition-exists="false" ipc-concordant="C07C2/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/862</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the non-hydrocarbon contains only oxygen as hetero-atoms</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/864" definition-exists="false" ipc-concordant="C07C2/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/864</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the non-hydrocarbon is an alcohol</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/865" definition-exists="false" ipc-concordant="C07C2/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/865</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the non-hydrocarbon is an ether</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C2/867" definition-exists="false" ipc-concordant="C07C2/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/867</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the non-hydrocarbon is an aldehyde or a ketone</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/868" definition-exists="false" ipc-concordant="C07C2/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2/868</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the non-hydrocarbon contains sulfur as hetero-atom</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C2/88" definition-exists="false" ipc-concordant="C07C2/88" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2015-11-01" status="published"><classification-symbol>C07C2/88</classification-symbol><class-title date-revised="2015-11-01"><title-part><text>Growth and elimination reactions </text><CPC-specific-text><reference><text>preparation of metallo-organic compounds <class-ref scheme="cpc">C07F</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C4/00" definition-exists="true" ipc-concordant="C07C4/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms </text><reference><text>redistribution reactions involving splitting <class-ref scheme="cpc">C07C6/00</class-ref>; cracking hydrocarbon oils <class-ref scheme="cpc">C10G</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C4/02" definition-exists="false" ipc-concordant="C07C4/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by cracking a single hydrocarbon or a mixture of individually defined hydrocarbons or a normally gaseous hydrocarbon fraction</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C4/025" definition-exists="false" ipc-concordant="C07C4/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Oxidative cracking, autothermal cracking or cracking by partial combustion</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C4/04" definition-exists="false" ipc-concordant="C07C4/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thermal processes </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C07C4/025</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C4/06" definition-exists="false" ipc-concordant="C07C4/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C07C4/025</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C4/08" definition-exists="false" ipc-concordant="C07C4/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting-off an aliphatic or cycloaliphatic part from the molecule</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C4/10" definition-exists="false" ipc-concordant="C07C4/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from acyclic hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C4/12" definition-exists="false" ipc-concordant="C07C4/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C4/14" definition-exists="false" ipc-concordant="C07C4/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>splitting taking place at an aromatic-aliphatic bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C4/16" definition-exists="false" ipc-concordant="C07C4/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thermal processes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C4/18" definition-exists="false" ipc-concordant="C07C4/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C4/20" definition-exists="false" ipc-concordant="C07C4/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrogen being formed <u>in situ</u>, e.g. from steam</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C4/22" definition-exists="false" ipc-concordant="C07C4/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by depolymerisation to the original monomer, e.g. dicyclopentadiene to cyclopentadiene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C4/24" definition-exists="false" ipc-concordant="C07C4/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting polyarylsubstituted aliphatic compounds at an aliphatic-aliphatic bond, e.g. 1,4-diphenylbutane to styrene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C4/26" definition-exists="false" ipc-concordant="C07C4/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C4/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting polyaryl compounds at a bond between uncondensed six-membered aromatic rings, e.g. biphenyl to benzene</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C5/00" definition-exists="true" ipc-concordant="C07C5/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C5/02" definition-exists="false" ipc-concordant="C07C5/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation </text><reference><text>simultaneous hydrogenation and dehydrogenation <class-ref scheme="cpc">C07C5/52</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/03" definition-exists="false" ipc-concordant="C07C5/03" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of non-aromatic carbon-to-carbon double bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/05" definition-exists="false" ipc-concordant="C07C5/05" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Partial hydrogenation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/08" definition-exists="false" ipc-concordant="C07C5/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of carbon-to-carbon triple bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/09" definition-exists="false" ipc-concordant="C07C5/09" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon-to-carbon double bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/10" definition-exists="false" ipc-concordant="C07C5/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of aromatic six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/11" definition-exists="false" ipc-concordant="C07C5/11" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Partial hydrogenation</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C5/22" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-02-01" status="published"><classification-symbol>C07C5/22</classification-symbol><class-title date-revised="2017-02-01"><title-part><text>by isomerisation </text><reference><text>with simultaneous hydrogenation <class-ref scheme="cpc">C07C5/13</class-ref>; with simultaneous dehydrogenation <class-ref scheme="cpc">C07C5/373</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/2213" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2213</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metal oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/222" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/222</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with crystalline alumino-silicates, e.g. molecular sieves</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/2226" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2226</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with inorganic acids; with salt or anhydrides of acids</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2233" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2233</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of sulfur; Salts thereof; Sulfur oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/224" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/224</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of phosphorus; Salts thereof; Phosphorus oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2246" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2246</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of halogen; Salts thereof</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2253" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2253</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metal halides; Complexes thereof with organic compounds</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/226" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/226</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/2266" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2266</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydrides or organic compounds </text><reference><text><class-ref scheme="cpc">C07C5/2246</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2273" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2273</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with ion-exchange resins</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/228" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/228</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing metal-to-carbon bond; Metal hydrides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2286" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2286</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing complexes, e.g. acetyl-acetonates </text><reference><text>complexes of salts of acids of halogen <class-ref scheme="cpc">C07C5/2246</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2293" definition-exists="false" ipc-concordant="C07C5/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2293</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing phosphines, arsines, stibines, or bismuthines</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/23" definition-exists="false" ipc-concordant="C07C5/23" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rearrangement of carbon-to-carbon unsaturated bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/25" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Migration of carbon-to-carbon double bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2506" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2506</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Catalytic processes</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2512" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2512</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metal oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2518" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2518</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with crystalline alumino-silicates, e.g. molecular sieves</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2525" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2525</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with inorganic acids; with salts or anhydrides of acids</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2531" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2531</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of sulfur; Salts thereof; Sulfur oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2537" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2537</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of phosphorus; Salts thereof; Phosphorus oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2543" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2543</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of halogen; Salts thereof</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C5/255" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/255</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metal halides; Complexes thereof with organic compounds</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2556" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2556</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2562" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2562</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydrides or organic compounds </text><reference><text><class-ref scheme="cpc">C07C5/2543</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2568" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2568</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with ion-exchange resins</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2575" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2575</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing metal-to-carbon bond; Metal hydrides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2581" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07C5/2581</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>containing complexes, e.g. acetyl-acetonates </text><reference><text>complexes of salts of acids of halogen <class-ref scheme="cpc">C07C5/2543</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C5/2587" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2587</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metal-hydrocarbon complexes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2593" definition-exists="false" ipc-concordant="C07C5/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2593</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing phosphines, arsines, stibines or bismuthines</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/27" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rearrangement of carbon atoms in the hydrocarbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/2702" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C5/2702</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>Catalytic processes not covered by <class-ref scheme="cpc">C07C5/2732</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C5/31</class-ref>; Catalytic processes covered by both <class-ref scheme="cpc">C07C5/2732</class-ref> and <class-ref scheme="cpc">C07C5/277</class-ref> simultaneously</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2708" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2708</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with crystalline alumino-silicates, e.g. molecular sieves</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/271" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/271</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with inorganic acids; with salts or anhydrides of acids</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2713" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2713</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of sulfur; Salts thereof; Sulfur oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2716" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2716</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of phosphorus; Salts thereof; Phosphorus oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2718" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2718</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of halogen; Salts thereof; complexes thereof with organic compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2721" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2721</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metal halides; Complexes thereof with organic compounds</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2724" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2724</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2727" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2727</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydrides or organic compounds </text><reference><text><class-ref scheme="cpc">C07C5/2718</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/2729" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2729</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Changing the branching point of an open chain or the point of substitution on a ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/2732" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2732</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Catalytic processes</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2735" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2735</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metal oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2737" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2737</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with crystalline alumino-silicates, e.g. molecular sieves</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/274" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/274</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with inorganic acids; with salts or anhydrides of acids</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2743" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2743</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of sulfur; Salts thereof; Sulfur oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2745" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2745</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of phosphorus; Salts thereof; Phosphorus acids</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2748" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2748</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of halogen; Salts thereof</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C5/2751" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2751</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metal halides; Complexes thereof with organic compounds</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2754" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2754</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2756" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2756</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydrides or organic compounds </text><reference><text><class-ref scheme="cpc">C07C5/2748</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2759" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2759</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing metal-to-carbon bond; Metal hydrides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2762" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2762</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing complexes, e.g. acetyl-acetonates </text><reference><text>complexes of salts of acids of halogen <class-ref scheme="cpc">C07C5/2748</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C5/2764" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2764</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metal-hydrocarbon complexes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/2767" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2767</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Changing the number of side-chains</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/277" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/277</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Catalytic processes</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2772" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2772</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metal oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2775" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2775</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with crystalline alumino-silicates, e.g. molecular sieves</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2778" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2778</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with inorganic acids; with salts or anhydrides of acids</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2781" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2781</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of sulfur; Salts thereof; Sulfur oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2783" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2783</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of phosphorus; Salts thereof; Phosphorus oxides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2786" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2786</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids of halogen; Salts thereof</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C5/2789" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2789</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metal halides; Complexes thereof with organic compounds</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2791" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2791</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/2794" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2794</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydrides or organic compounds </text><reference><text><class-ref scheme="cpc">C07C5/2786</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/2797" definition-exists="false" ipc-concordant="C07C5/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/2797</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with ion-exchange resins</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/29" definition-exists="false" ipc-concordant="C07C5/29" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>changing the number of carbon atoms in a ring while maintaining the number of rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/31" definition-exists="false" ipc-concordant="C07C5/31" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>changing the number of rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C5/32" definition-exists="false" ipc-concordant="C07C5/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by dehydrogenation with formation of free hydrogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/321" definition-exists="false" ipc-concordant="C07C5/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/321</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Catalytic processes</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/322" definition-exists="false" ipc-concordant="C07C5/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/322</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metal oxides or metal sulfides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/324" definition-exists="false" ipc-concordant="C07C5/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/324</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/325" definition-exists="false" ipc-concordant="C07C5/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/325</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of the platinum group</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/327" definition-exists="false" ipc-concordant="C07C5/327" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/327</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of non-aromatic carbon-to-carbon double bonds only</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/333" definition-exists="false" ipc-concordant="C07C5/333" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/333</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/3332" definition-exists="false" ipc-concordant="C07C5/333" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/3332</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metal oxides or metal sulfides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/3335" definition-exists="false" ipc-concordant="C07C5/333" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/3335</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/3337" definition-exists="false" ipc-concordant="C07C5/333" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/3337</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of the platinum group</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/35" definition-exists="false" ipc-concordant="C07C5/35" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of carbon-to-carbon triple bonds only</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/367" definition-exists="false" ipc-concordant="C07C5/367" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/367</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of an aromatic six-membered ring from an existing six-membered ring, e.g. dehydrogenation of ethylcyclohexane to ethylbenzene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/373" definition-exists="false" ipc-concordant="C07C5/373" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/373</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with simultaneous isomerisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/387" definition-exists="false" ipc-concordant="C07C5/387" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/387</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of cyclic compounds containing non six-membered ring to compounds containing a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/393" definition-exists="false" ipc-concordant="C07C5/393" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/393</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cyclisation to an aromatic six-membered ring, e.g. dehydrogenation of n-hexane to benzene</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C5/41" definition-exists="false" ipc-concordant="C07C5/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalytic processes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/412" definition-exists="false" ipc-concordant="C07C5/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/412</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metal oxides or metal sulfides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C5/415" definition-exists="false" ipc-concordant="C07C5/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/415</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C5/417" definition-exists="false" ipc-concordant="C07C5/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/417</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of the platinum group</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C5/42" definition-exists="false" ipc-concordant="C07C5/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by dehydrogenation with a hydrogen acceptor</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>The catalyst is considered as forming part of the acceptor system in case of simultaneous catalyst reduction.</note-paragraph><note-paragraph>The acceptor system is classified according to the supplying substances in case of <u>in situ</u> formation of the acceptor system or of <u>in situ</u> regeneration of the reduced acceptor system.</note-paragraph><note-paragraph>Compounds added for binding the reduced acceptor system are not considered as belonging to the acceptor system.</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/44" definition-exists="false" ipc-concordant="C07C5/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with halogen or a halogen-containing compound as an acceptor</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/46" definition-exists="false" ipc-concordant="C07C5/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sulfur or a sulfur-containing compound as an acceptor</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/48" definition-exists="false" ipc-concordant="C07C5/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with oxygen as an acceptor</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/50" definition-exists="false" ipc-concordant="C07C5/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with an organic compound as an acceptor</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/52" definition-exists="false" ipc-concordant="C07C5/52" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/52</classification-symbol><class-title date-revised="2015-12-01"><title-part><text>with a hydrocarbon as an acceptor, e.g. hydrocarbon disproportionation, i.e. 2C<sub>n</sub>H<sub>p</sub> -&gt; C<sub>n</sub>H<sub>p+q</sub> + C<sub>n</sub>H<sub>p-q</sub></text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C5/54" definition-exists="false" ipc-concordant="C07C5/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C5/54</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>with an acceptor system containing at least two compounds provided for in more than one of the sub-groups <class-ref scheme="cpc">C07C5/44</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C5/50</class-ref></text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C5/56" definition-exists="false" ipc-concordant="C07C5/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C5/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only oxygen and either halogens or halogen-containing compounds</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C6/00" definition-exists="true" ipc-concordant="C07C6/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C6/02" definition-exists="false" ipc-concordant="C07C6/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metathesis reactions at an unsaturated carbon-to-carbon bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C6/04" definition-exists="false" ipc-concordant="C07C6/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at a carbon-to-carbon double bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C6/06" definition-exists="false" ipc-concordant="C07C6/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at a cyclic carbon-to-carbon double bond</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C6/08" definition-exists="false" ipc-concordant="C07C6/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by conversion at a saturated carbon-to-carbon bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C6/10" definition-exists="false" ipc-concordant="C07C6/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in hydrocarbons containing no six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C6/12" definition-exists="false" ipc-concordant="C07C6/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of exclusively hydrocarbons containing a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C6/123" definition-exists="false" ipc-concordant="C07C6/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of only one hydrocarbon</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C6/126" definition-exists="false" ipc-concordant="C07C6/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C6/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of more than one hydrocarbon</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C7/00" definition-exists="true" ipc-concordant="C07C7/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part><title-part><text>Separation</text></title-part><title-part><text>Use of additives </text><reference><text>working-up undefined gaseous mixtures obtained by cracking hydrocarbon oils <class-ref scheme="cpc">C10G70/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/005" definition-exists="false" ipc-concordant="C07C7/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Processes comprising at least two steps in series</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/04" definition-exists="false" ipc-concordant="C07C7/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/05" definition-exists="false" ipc-concordant="C07C7/05" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the aid of auxiliary compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/06" definition-exists="false" ipc-concordant="C07C7/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by azeotropic distillation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/08" definition-exists="false" ipc-concordant="C07C7/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by extractive distillation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/09" definition-exists="false" ipc-concordant="C07C7/09" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by fractional condensation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/10" definition-exists="false" ipc-concordant="C07C7/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by extraction, i.e. purification or separation of liquid hydrocarbons with the aid of liquids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/11" definition-exists="false" ipc-concordant="C07C7/11" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/12" definition-exists="false" ipc-concordant="C07C7/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/13" definition-exists="false" ipc-concordant="C07C7/13" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by molecular-sieve technique</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/135" definition-exists="false" ipc-concordant="C07C7/135" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/135</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by gas-chromatography</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/14" definition-exists="false" ipc-concordant="C07C7/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by crystallisation</text></title-part><title-part><text>Purification or separation of the crystals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/144" definition-exists="false" ipc-concordant="C07C7/144" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/144</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using membranes, e.g. selective permeation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/148" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/148</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatment giving rise to a chemical modification of at least one compound</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In the following sub-groups contact masses and catalysts are disregarded for classification purposes</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/14808" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14808</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with non-metals as element </text><reference><text>hydrogenation <class-ref scheme="cpc">C07C7/163</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/14816" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14816</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>oxygen; ozone</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/14825" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14825</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>halogens</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/14833" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14833</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with metals or their inorganic compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/14841" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14841</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>metals</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/1485" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/1485</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>oxides; hydroxides; salts </text><reference><text><class-ref scheme="cpc">C07C7/156</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/14858" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14858</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with inorganic compounds not provided for before </text><reference><text>acids, sulfur oxides <class-ref scheme="cpc">C07C7/17</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/14866" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14866</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>water </text><reference><text>hydrate formation <class-ref scheme="cpc">C07C7/152</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/14875" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14875</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with organic compounds </text><reference><text>organo-metallic compounds <class-ref scheme="cpc">C07C7/173</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/14883" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14883</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>hydrocarbons</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/14891" definition-exists="false" ipc-concordant="C07C7/148" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/14891</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>alcohols</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/152" definition-exists="false" ipc-concordant="C07C7/152" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/152</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by forming adducts or complexes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/156" definition-exists="false" ipc-concordant="C07C7/156" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/156</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with solutions of copper salts</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/163" definition-exists="false" ipc-concordant="C07C7/163" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/163</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/167" definition-exists="false" ipc-concordant="C07C7/167" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for removal of compounds containing a triple carbon-to-carbon bond</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/17" definition-exists="false" ipc-concordant="C07C7/17" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with acids or sulfur oxides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C7/171" definition-exists="false" ipc-concordant="C07C7/171" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/171</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfuric acid or oleum</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/173" definition-exists="false" ipc-concordant="C07C7/173" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/173</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the aid of organo-metallic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C7/177" definition-exists="false" ipc-concordant="C07C7/177" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C7/177</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by selective oligomerisation or polymerisation of at least one compound of the mixture</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C7/20" definition-exists="false" ipc-concordant="C07C7/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C7/20</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C9/00" definition-exists="true" ipc-concordant="C07C9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aliphatic saturated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C9/02" definition-exists="false" ipc-concordant="C07C9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with one to four carbon atoms </text><reference><text>liquefied petroleum gas <class-ref scheme="cpc">C10L3/12</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C9/04" definition-exists="false" ipc-concordant="C07C9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methane </text><reference><text>production by treatment of sewage <class-ref scheme="cpc">C02F11/04</class-ref>; natural gas, synthetic natural gas <class-ref scheme="cpc">C10L3/06</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C9/06" definition-exists="false" ipc-concordant="C07C9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethane</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C9/08" definition-exists="false" ipc-concordant="C07C9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Propane</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C9/10" definition-exists="false" ipc-concordant="C07C9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with four carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C9/12" definition-exists="false" ipc-concordant="C07C9/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iso-butane</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C9/14" definition-exists="false" ipc-concordant="C07C9/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with five to fifteen carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C9/15" definition-exists="false" ipc-concordant="C07C9/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Straight-chain hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C9/16" definition-exists="false" ipc-concordant="C07C9/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Branched-chain hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C9/18" definition-exists="false" ipc-concordant="C07C9/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with five carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C9/21" definition-exists="false" ipc-concordant="C07C9/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>2, 2, 4-Trimethylpentane</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C9/22" definition-exists="false" ipc-concordant="C07C9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C9/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with more than fifteen carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C11/00" definition-exists="true" ipc-concordant="C07C11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aliphatic unsaturated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C11/02" definition-exists="false" ipc-concordant="C07C11/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkenes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/04" definition-exists="false" ipc-concordant="C07C11/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethylene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/06" definition-exists="false" ipc-concordant="C07C11/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Propene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/08" definition-exists="false" ipc-concordant="C07C11/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with four carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C11/09" definition-exists="false" ipc-concordant="C07C11/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isobutene</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/10" definition-exists="false" ipc-concordant="C07C11/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with five carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/107" definition-exists="false" ipc-concordant="C07C11/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/107</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with six carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C11/113" definition-exists="false" ipc-concordant="C07C11/113" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/113</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methylpentenes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C11/12" definition-exists="false" ipc-concordant="C07C11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkadienes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/14" definition-exists="false" ipc-concordant="C07C11/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Allene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/16" definition-exists="false" ipc-concordant="C07C11/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with four carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C11/167" definition-exists="false" ipc-concordant="C07C11/167" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>1, 3-Butadiene</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/173" definition-exists="false" ipc-concordant="C07C11/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/173</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with five carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C11/18" definition-exists="false" ipc-concordant="C07C11/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isoprene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C11/20" definition-exists="false" ipc-concordant="C07C11/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>1, 3-Pentadiene</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C11/21" definition-exists="false" ipc-concordant="C07C11/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkatrienes</text></title-part><title-part><text>Alkatetraenes</text></title-part><title-part><text>Other alkapolyenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C11/22" definition-exists="false" ipc-concordant="C07C11/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carbon-to-carbon triple bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/24" definition-exists="false" ipc-concordant="C07C11/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene </text><reference><text>production of acetylene gas by wet methods <class-ref scheme="cpc">C10H</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C11/28" definition-exists="false" ipc-concordant="C07C11/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carbon-to-carbon double bonds and carbon-to-carbon triple bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C11/30" definition-exists="false" ipc-concordant="C07C11/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C11/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Butenyne</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C13/00" definition-exists="true" ipc-concordant="C07C13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C13/02" definition-exists="false" ipc-concordant="C07C13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic hydrocarbons or acyclic hydrocarbon derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/04" definition-exists="false" ipc-concordant="C07C13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a three-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/06" definition-exists="false" ipc-concordant="C07C13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/08" definition-exists="false" ipc-concordant="C07C13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a five-membered ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/10" definition-exists="false" ipc-concordant="C07C13/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclopentane ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/11" definition-exists="false" ipc-concordant="C07C13/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>substituted by unsaturated hydrocarbon groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/12" definition-exists="false" ipc-concordant="C07C13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclopentene ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/15" definition-exists="false" ipc-concordant="C07C13/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclopentadiene ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/16" definition-exists="false" ipc-concordant="C07C13/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a six-membered ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/18" definition-exists="false" ipc-concordant="C07C13/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclohexane ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/19" definition-exists="false" ipc-concordant="C07C13/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>substituted by unsaturated hydrocarbon groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/20" definition-exists="false" ipc-concordant="C07C13/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclohexene ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/21" definition-exists="false" ipc-concordant="C07C13/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Menthadienes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/23" definition-exists="false" ipc-concordant="C07C13/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclohexadiene ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/24" definition-exists="false" ipc-concordant="C07C13/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a seven-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/26" definition-exists="false" ipc-concordant="C07C13/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with an eight-membered ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/263" definition-exists="false" ipc-concordant="C07C13/263" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/263</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclo-octene or cyclo-octadiene ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/267" definition-exists="false" ipc-concordant="C07C13/267" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/267</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclo-octatriene or cyclo-octatetraene ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/271" definition-exists="false" ipc-concordant="C07C13/271" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/271</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a nine- to ten- membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/273" definition-exists="false" ipc-concordant="C07C13/273" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/273</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a twelve-membered ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/275" definition-exists="false" ipc-concordant="C07C13/275" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/275</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the twelve-membered ring being unsaturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/277" definition-exists="false" ipc-concordant="C07C13/277" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/277</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a cyclododecatriene ring</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C13/28" definition-exists="false" ipc-concordant="C07C13/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>Ring systems consisting only of condensed six-membered ring with maximum number of non-cumulative double bonds are classified in group <class-ref scheme="cpc">C07C15/00</class-ref>.</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C13/32" definition-exists="false" ipc-concordant="C07C13/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with condensed rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/34" definition-exists="false" ipc-concordant="C07C13/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing four carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/36" definition-exists="false" ipc-concordant="C07C13/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing five carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/38" definition-exists="false" ipc-concordant="C07C13/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing six carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/39" definition-exists="false" ipc-concordant="C07C13/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing seven carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/40" definition-exists="false" ipc-concordant="C07C13/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicycloheptane ring structure</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/42" definition-exists="false" ipc-concordant="C07C13/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicycloheptene ring structure</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/43" definition-exists="false" ipc-concordant="C07C13/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>substituted by unsaturated acyclic hydrocarbon</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/44" definition-exists="false" ipc-concordant="C07C13/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing eight carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/45" definition-exists="false" ipc-concordant="C07C13/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing nine carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/465" definition-exists="false" ipc-concordant="C07C13/465" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/465</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Indenes</text></title-part><title-part><text>Completely or partially hydrogenated indenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/47" definition-exists="false" ipc-concordant="C07C13/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing ten carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/48" definition-exists="false" ipc-concordant="C07C13/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Completely or partially hydrogenated naphthalenes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/50" definition-exists="false" ipc-concordant="C07C13/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Decahydronaphthalenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/52" definition-exists="false" ipc-concordant="C07C13/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Azulenes</text></title-part><title-part><text>Completely or partially hydrogenated azulenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/54" definition-exists="false" ipc-concordant="C07C13/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with three condensed rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/547" definition-exists="false" ipc-concordant="C07C13/547" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/547</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one ring not being six-membered, the other rings being at the most six-membered</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/553" definition-exists="false" ipc-concordant="C07C13/553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/553</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with an indacene or hydrogenated indacene ring system</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/567" definition-exists="false" ipc-concordant="C07C13/567" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/567</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a fluorene or hydrogenated fluorene ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/573" definition-exists="false" ipc-concordant="C07C13/573" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/573</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with three six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/58" definition-exists="false" ipc-concordant="C07C13/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Completely or partially hydrogenated anthracenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/60" definition-exists="false" ipc-concordant="C07C13/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Completely or partially hydrogenated phenanthrenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/605" definition-exists="false" ipc-concordant="C07C13/605" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/605</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bridged ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/61" definition-exists="false" ipc-concordant="C07C13/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bridged indene ring, e.g. dicyclopentadiene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/615" definition-exists="false" ipc-concordant="C07C13/615" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/615</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with an adamantane ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/62" definition-exists="false" ipc-concordant="C07C13/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with more than three condensed rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/64" definition-exists="false" ipc-concordant="C07C13/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bridged ring system</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C13/66" definition-exists="false" ipc-concordant="C07C13/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system contains only four rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C13/68" definition-exists="false" ipc-concordant="C07C13/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bridged ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/70" definition-exists="false" ipc-concordant="C07C13/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a condensed ring system consisting of at least two, mutually uncondensed aromatic ring systems, linked by an annular structure formed by carbon chains on non-adjacent positions of the aromatic ring, e.g. cyclophanes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C13/72" definition-exists="false" ipc-concordant="C07C13/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C13/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spiro hydrocarbons</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C15/00" definition-exists="true" ipc-concordant="C07C15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C15/02" definition-exists="false" ipc-concordant="C07C15/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/04" definition-exists="false" ipc-concordant="C07C15/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Benzene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/06" definition-exists="false" ipc-concordant="C07C15/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C15/06</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Toluene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/067" definition-exists="false" ipc-concordant="C07C15/067" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/067</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>C<sub>8</sub>H<sub>10</sub> hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/073" definition-exists="false" ipc-concordant="C07C15/073" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/073</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethylbenzene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/08" definition-exists="false" ipc-concordant="C07C15/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Xylenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/085" definition-exists="false" ipc-concordant="C07C15/085" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isopropylbenzene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/107" definition-exists="false" ipc-concordant="C07C15/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/107</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having saturated side-chain containing at least six carbon atoms, e.g. detergent alkylates</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/113" definition-exists="false" ipc-concordant="C07C15/113" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/113</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least two saturated side-chains, each containing at least six carbon atoms</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C15/12" definition-exists="false" ipc-concordant="C07C15/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycyclic non-condensed hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/14" definition-exists="false" ipc-concordant="C07C15/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>all phenyl groups being directly linked</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/16" definition-exists="false" ipc-concordant="C07C15/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two phenyl groups linked by one single acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/18" definition-exists="false" ipc-concordant="C07C15/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least one group with formula<media id="954" file-name="cpc-sch-C07C-0954.gif" type="gif"/></text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C15/20" definition-exists="false" ipc-concordant="C07C15/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycyclic condensed hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/24" definition-exists="false" ipc-concordant="C07C15/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/27" definition-exists="false" ipc-concordant="C07C15/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing three rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/28" definition-exists="false" ipc-concordant="C07C15/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Anthracenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/30" definition-exists="false" ipc-concordant="C07C15/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phenanthrenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/38" definition-exists="false" ipc-concordant="C07C15/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing four rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C15/40" definition-exists="false" ipc-concordant="C07C15/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>substituted by unsaturated carbon radicals</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/42" definition-exists="false" ipc-concordant="C07C15/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C15/42</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>monocyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/44" definition-exists="false" ipc-concordant="C07C15/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the hydrocarbon substituent containing a carbon-to-carbon double bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C15/46" definition-exists="false" ipc-concordant="C07C15/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Styrene</text></title-part><title-part><text>Ring-alkylated styrenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/48" definition-exists="false" ipc-concordant="C07C15/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the hydrocarbon substituent containing a carbon-to-carbon triple bond</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/50" definition-exists="false" ipc-concordant="C07C15/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C15/50</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>polycyclic non-condensed</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/52" definition-exists="false" ipc-concordant="C07C15/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a group with formula<media id="955" file-name="cpc-sch-C07C-0955.gif" type="gif"/></text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/54" definition-exists="false" ipc-concordant="C07C15/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a group with formula<media id="956" file-name="cpc-sch-C07C-0956.gif" type="gif"/></text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C15/56" definition-exists="false" ipc-concordant="C07C15/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C15/56</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>polycyclic condensed</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/58" definition-exists="false" ipc-concordant="C07C15/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/60" definition-exists="false" ipc-concordant="C07C15/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing three rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C15/62" definition-exists="false" ipc-concordant="C07C15/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C15/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing four rings</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C07C17/00" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing carbon and halogens with or without hydrogen </text><reference><text>derivatives of cyclohexane or of a cyclohexene having an unsaturated side chain with at least four carbon atoms <class-ref scheme="cpc">C07C403/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C17/00" definition-exists="true" ipc-concordant="C07C17/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of halogenated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/007" definition-exists="false" ipc-concordant="C07C17/007" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carbon or from carbides and halogens</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/013" definition-exists="false" ipc-concordant="C07C17/013" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/013</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of halogens</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/02" definition-exists="false" ipc-concordant="C07C17/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to unsaturated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/04" definition-exists="false" ipc-concordant="C07C17/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to unsaturated halogenated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/06" definition-exists="false" ipc-concordant="C07C17/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with replacement of hydrogen atoms by halogens</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/07" definition-exists="false" ipc-concordant="C07C17/07" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of hydrogen halides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/08" definition-exists="false" ipc-concordant="C07C17/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to unsaturated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/087" definition-exists="false" ipc-concordant="C07C17/087" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/087</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to unsaturated halogenated hydrocarbons</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/093" definition-exists="false" ipc-concordant="C07C17/093" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/093</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by replacement by halogens</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/10" definition-exists="false" ipc-concordant="C07C17/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrogen atoms </text><reference><text>combined with addition of halogens to unsaturated hydrocarbons <class-ref scheme="cpc">C07C17/06</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/12" definition-exists="false" ipc-concordant="C07C17/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in the ring of aromatic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/14" definition-exists="false" ipc-concordant="C07C17/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in the side-chain of aromatic compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/15" definition-exists="false" ipc-concordant="C07C17/15" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with oxygen as auxiliary reagent, e.g. oxychlorination</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/152" definition-exists="false" ipc-concordant="C07C17/152" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/152</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C17/154" definition-exists="false" ipc-concordant="C07C17/154" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/154</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of saturated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C17/156" definition-exists="false" ipc-concordant="C07C17/156" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/156</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of unsaturated hydrocarbons</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/158" definition-exists="false" ipc-concordant="C07C17/158" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/158</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of halogenated hydrocarbons</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/16" definition-exists="false" ipc-concordant="C07C17/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydroxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/18" definition-exists="false" ipc-concordant="C07C17/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of oxygen atoms of carbonyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/20" definition-exists="false" ipc-concordant="C07C17/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of halogen atoms by other halogen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/202" definition-exists="false" ipc-concordant="C07C17/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>two or more compounds being involved in the reaction</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C17/204" definition-exists="false" ipc-concordant="C07C17/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/204</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the other compound being a halogen</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C17/206" definition-exists="false" ipc-concordant="C07C17/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/206</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the other compound being HX</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C17/208" definition-exists="false" ipc-concordant="C07C17/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/208</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the other compound being MX</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/21" definition-exists="false" ipc-concordant="C07C17/21" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with simultaneous increase of the number of halogen atoms</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/23" definition-exists="false" ipc-concordant="C07C17/23" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by dehalogenation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/25" definition-exists="false" ipc-concordant="C07C17/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting-off hydrogen halides from halogenated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/26" definition-exists="false" ipc-concordant="C07C17/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions involving an increase in the number of carbon atoms in the skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/263" definition-exists="false" ipc-concordant="C07C17/263" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/263</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation reactions</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/2632" definition-exists="false" ipc-concordant="C07C17/263" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/2632</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving an organo-magnesium compound, e.g. Grignard synthesis</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/2635" definition-exists="false" ipc-concordant="C07C17/263" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/2635</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving a phosphorus compound, e.g. Wittig synthesis</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/2637" definition-exists="false" ipc-concordant="C07C17/263" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/2637</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>between a compound containing only oxygen and possibly halogen as hetero-atoms and a halogenated hydrocarbon</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/266" definition-exists="false" ipc-concordant="C07C17/266" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/266</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbons and halogenated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/269" definition-exists="false" ipc-concordant="C07C17/269" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/269</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of only halogenated hydrocarbons</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/272" definition-exists="false" ipc-concordant="C07C17/272" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/272</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition reactions</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/275" definition-exists="false" ipc-concordant="C07C17/275" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/275</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbons and halogenated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/278" definition-exists="false" ipc-concordant="C07C17/278" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/278</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of only halogenated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C17/281" definition-exists="false" ipc-concordant="C07C17/281" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/281</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of only one compound</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/30" definition-exists="false" ipc-concordant="C07C17/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by a Diels-Alder synthesis</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/32" definition-exists="false" ipc-concordant="C07C17/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of halogenated alkyl groups into ring compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/35" definition-exists="false" ipc-concordant="C07C17/35" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not affecting the number of carbon or of halogen atoms in the reaction</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/354" definition-exists="false" ipc-concordant="C07C17/354" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/354</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/357" definition-exists="false" ipc-concordant="C07C17/357" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/357</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by dehydrogenation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/358" definition-exists="false" ipc-concordant="C07C17/358" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/358</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by isomerisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/361" definition-exists="false" ipc-concordant="C07C17/361" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/361</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions involving a decrease in the number of carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/363" definition-exists="false" ipc-concordant="C07C17/363" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/363</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by elimination of carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/367" definition-exists="false" ipc-concordant="C07C17/367" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/367</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by depolymerisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/37" definition-exists="false" ipc-concordant="C07C17/37" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by disproportionation of halogenated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C17/38" definition-exists="false" ipc-concordant="C07C17/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/383" definition-exists="false" ipc-concordant="C07C17/383" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/383</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C17/386" definition-exists="false" ipc-concordant="C07C17/386" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/386</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with auxiliary compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/389" definition-exists="false" ipc-concordant="C07C17/389" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/389</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by adsorption on solids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/392" definition-exists="false" ipc-concordant="C07C17/392" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/392</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by crystallisation</text></title-part><title-part><text>Purification or separation of the crystals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/395" definition-exists="false" ipc-concordant="C07C17/395" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/395</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatment giving rise to a chemical modification of at least one compound</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C17/42" definition-exists="false" ipc-concordant="C07C17/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C17/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C19/00" definition-exists="true" ipc-concordant="C07C19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acyclic saturated compounds containing halogen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C19/01" definition-exists="false" ipc-concordant="C07C19/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing chlorine</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C19/03" definition-exists="false" ipc-concordant="C07C19/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chloromethanes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C19/04" definition-exists="false" ipc-concordant="C07C19/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chloroform</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C19/041" definition-exists="false" ipc-concordant="C07C19/041" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/041</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbon tetrachloride</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C19/043" definition-exists="false" ipc-concordant="C07C19/043" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chloroethanes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C19/045" definition-exists="false" ipc-concordant="C07C19/045" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dichloroethanes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C19/05" definition-exists="false" ipc-concordant="C07C19/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Trichloroethanes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C19/055" definition-exists="false" ipc-concordant="C07C19/055" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/055</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tetrachloroethanes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C19/07" definition-exists="false" ipc-concordant="C07C19/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iodine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C19/075" definition-exists="false" ipc-concordant="C07C19/075" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/075</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing bromine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C19/08" definition-exists="false" ipc-concordant="C07C19/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing fluorine</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C19/10" definition-exists="false" ipc-concordant="C07C19/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and chlorine</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C19/12" definition-exists="false" ipc-concordant="C07C19/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C19/14" definition-exists="false" ipc-concordant="C07C19/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and bromine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C19/16" definition-exists="false" ipc-concordant="C07C19/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C19/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and iodine</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C21/00" definition-exists="true" ipc-concordant="C07C21/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acyclic unsaturated compounds containing halogen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C21/02" definition-exists="false" ipc-concordant="C07C21/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carbon-to-carbon double bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C21/04" definition-exists="false" ipc-concordant="C07C21/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chloro-alkenes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C21/06" definition-exists="false" ipc-concordant="C07C21/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vinyl chloride</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C21/067" definition-exists="false" ipc-concordant="C07C21/067" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/067</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Allyl chloride</text></title-part><title-part><text>Methallyl chloride</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C21/073" definition-exists="false" ipc-concordant="C07C21/073" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/073</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dichloro-alkenes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C21/08" definition-exists="false" ipc-concordant="C07C21/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vinylidene chloride</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C21/09" definition-exists="false" ipc-concordant="C07C21/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dichloro-butenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C21/10" definition-exists="false" ipc-concordant="C07C21/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Trichloro-ethylene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C21/12" definition-exists="false" ipc-concordant="C07C21/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tetrachloro-ethylene</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C21/14" definition-exists="false" ipc-concordant="C07C21/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing bromine</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C21/16" definition-exists="false" ipc-concordant="C07C21/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crotyl bromide</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C21/17" definition-exists="false" ipc-concordant="C07C21/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iodine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C21/18" definition-exists="false" ipc-concordant="C07C21/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing fluorine</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C21/185" definition-exists="false" ipc-concordant="C07C21/185" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/185</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>tetrafluorethene</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C21/19" definition-exists="false" ipc-concordant="C07C21/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated dienes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C21/20" definition-exists="false" ipc-concordant="C07C21/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated butadienes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C21/21" definition-exists="false" ipc-concordant="C07C21/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chloroprene</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C21/215" definition-exists="false" ipc-concordant="C07C21/215" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/215</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated polyenes with more than two carbon-to-carbon double bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C21/22" definition-exists="false" ipc-concordant="C07C21/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C21/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carbon-to-carbon triple bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C22/00" definition-exists="true" ipc-concordant="C07C22/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C22/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyclic compounds containing halogen atoms bound to an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C22/02" definition-exists="false" ipc-concordant="C07C22/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C22/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation in the rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C22/04" definition-exists="false" ipc-concordant="C07C22/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C22/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C22/06" definition-exists="false" ipc-concordant="C07C22/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C22/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Trichloromethylbenzene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C22/08" definition-exists="false" ipc-concordant="C07C22/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C22/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing fluorine</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C23/00" definition-exists="true" ipc-concordant="C07C23/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing at least one halogen atom bound to a ring other than a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C23/02" definition-exists="false" ipc-concordant="C07C23/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic halogenated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C23/04" definition-exists="false" ipc-concordant="C07C23/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a three-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C23/06" definition-exists="false" ipc-concordant="C07C23/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C23/08" definition-exists="false" ipc-concordant="C07C23/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C23/10" definition-exists="false" ipc-concordant="C07C23/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a six-membered ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/12" definition-exists="false" ipc-concordant="C07C23/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hexachlorocyclohexanes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C23/14" definition-exists="false" ipc-concordant="C07C23/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a seven-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C23/16" definition-exists="false" ipc-concordant="C07C23/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with an eight-membered ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C23/18" definition-exists="false" ipc-concordant="C07C23/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycyclic halogenated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C23/20" definition-exists="false" ipc-concordant="C07C23/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with condensed rings none of which is aromatic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/22" definition-exists="false" ipc-concordant="C07C23/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing four carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/24" definition-exists="false" ipc-concordant="C07C23/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-02-01" status="published"><classification-symbol>C07C23/24</classification-symbol><class-title date-revised="2017-02-01"><title-part><text>with a bicyclo ring system containing five carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/26" definition-exists="false" ipc-concordant="C07C23/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing six carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/27" definition-exists="false" ipc-concordant="C07C23/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-02-01" status="published"><classification-symbol>C07C23/27</classification-symbol><class-title date-revised="2017-02-01"><title-part><text>with a bicyclo ring system containing seven carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C23/28" definition-exists="false" ipc-concordant="C07C23/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated bicyclo ring system</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C23/30" definition-exists="false" ipc-concordant="C07C23/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mono-unsaturated bicyclo ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/32" definition-exists="false" ipc-concordant="C07C23/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a bicyclo ring system containing eight carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/34" definition-exists="false" ipc-concordant="C07C23/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated completely or partially hydrogenated indenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/36" definition-exists="false" ipc-concordant="C07C23/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated completely or partially hydrogenated naphthalenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/38" definition-exists="false" ipc-concordant="C07C23/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with three condensed rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C23/40" definition-exists="false" ipc-concordant="C07C23/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated completely or partially hydrogenated fluorenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C23/42" definition-exists="false" ipc-concordant="C07C23/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated completely or partially hydrogenated anthracenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C23/44" definition-exists="false" ipc-concordant="C07C23/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated completely or partially hydrogenated phenanthrenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C23/46" definition-exists="false" ipc-concordant="C07C23/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C23/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with more than three condensed rings</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C25/00" definition-exists="true" ipc-concordant="C07C25/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing at least one halogen atom bound to a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C25/02" definition-exists="false" ipc-concordant="C07C25/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic aromatic halogenated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/06" definition-exists="false" ipc-concordant="C07C25/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monochloro-benzene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/08" definition-exists="false" ipc-concordant="C07C25/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dichloro-benzenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/10" definition-exists="false" ipc-concordant="C07C25/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Trichloro-benzenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/12" definition-exists="false" ipc-concordant="C07C25/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hexachloro-benzene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/125" definition-exists="false" ipc-concordant="C07C25/125" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated xylenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/13" definition-exists="false" ipc-concordant="C07C25/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing fluorine</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C25/18" definition-exists="false" ipc-concordant="C07C25/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycyclic aromatic halogenated hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/20" definition-exists="false" ipc-concordant="C07C25/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dichloro-diphenyl-trichloro-ethane</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/22" definition-exists="false" ipc-concordant="C07C25/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with condensed rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C25/24" definition-exists="false" ipc-concordant="C07C25/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated aromatic hydrocarbons with unsaturated side chains</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C25/28" definition-exists="false" ipc-concordant="C07C25/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C25/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated styrenes</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C07C27/00" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing carbon and oxygen, with or without hydrogen or halogens </text><reference><text>irradiation products of cholesterol or its derivatives <class-ref scheme="cpc">C07C401/00</class-ref>; vitamin D derivatives, 9,10-seco cyclopenta[a]phenanthrene or analogues obtained by chemical preparation without irradiation <class-ref scheme="cpc">C07C401/00</class-ref>; derivatives of cyclohexane or of a cyclohexene </text><CPC-specific-text><text>or of cyclohexadiene</text></CPC-specific-text><text>, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene </text><CPC-specific-text><text>or cyclohexadiene</text></CPC-specific-text><text> rings <class-ref scheme="cpc">C07C403/00</class-ref>; prostaglandins or derivatives thereof <class-ref scheme="cpc">C07C405/00</class-ref>; peroxy compounds <class-ref scheme="cpc">C07C407/00</class-ref>, <class-ref scheme="cpc">C07C409/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C27/00" definition-exists="true" ipc-concordant="C07C27/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Processes involving the simultaneous production of more than one class of oxygen-containing compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C27/04" definition-exists="false" ipc-concordant="C07C27/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of oxygen-containing compounds </text><reference><text><class-ref scheme="cpc">C07C29/14</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C27/06" definition-exists="false" ipc-concordant="C07C27/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation of oxides of carbon</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C27/08" definition-exists="false" ipc-concordant="C07C27/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with moving catalysts</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C27/10" definition-exists="false" ipc-concordant="C07C27/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation of hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C27/12" definition-exists="false" ipc-concordant="C07C27/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with oxygen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C27/14" definition-exists="false" ipc-concordant="C07C27/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>wholly gaseous reactions</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C27/16" definition-exists="false" ipc-concordant="C07C27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with other oxidising agents</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C27/18" definition-exists="false" ipc-concordant="C07C27/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of alkynes to aldehydes, ketones, or alkylene oxides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C27/20" definition-exists="false" ipc-concordant="C07C27/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxo-reaction</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C27/22" definition-exists="false" ipc-concordant="C07C27/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the use of catalysts which are specific for this process</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C27/24" definition-exists="false" ipc-concordant="C07C27/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with moving catalysts</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C27/26" definition-exists="false" ipc-concordant="C07C27/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part><title-part><text>Separation</text></title-part><title-part><text>Stabilisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C27/28" definition-exists="false" ipc-concordant="C07C27/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C27/30" definition-exists="false" ipc-concordant="C07C27/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by azeotropic distillation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C27/32" definition-exists="false" ipc-concordant="C07C27/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by extractive distillation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C27/34" definition-exists="false" ipc-concordant="C07C27/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C27/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by extraction</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C29/00" definition-exists="true" ipc-concordant="C07C29/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/03" definition-exists="false" ipc-concordant="C07C29/03" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of hydroxy groups to unsaturated carbon-to-carbon bonds, e.g. with the aid of H<sub>2</sub>O<sub>2</sub> </text><reference><text>by simultaneous introduction of -OH groups and halogens <class-ref scheme="cpc">C07C29/64</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/04" definition-exists="false" ipc-concordant="C07C29/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydration of carbon-to-carbon double bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/05" definition-exists="false" ipc-concordant="C07C29/05" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with formation of absorption products in mineral acids and their hydrolysis </text><reference><text>characterised by the method of hydrolysis <class-ref scheme="cpc">C07C29/12</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/06" definition-exists="false" ipc-concordant="C07C29/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the acid being sulfuric acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/08" definition-exists="false" ipc-concordant="C07C29/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the acid being phosphoric acid</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/09" definition-exists="false" ipc-concordant="C07C29/09" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrolysis</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/095" definition-exists="false" ipc-concordant="C07C29/09" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/095</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of esters of organic acids</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/10" definition-exists="false" ipc-concordant="C07C29/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of ethers, including cyclic ethers, e.g. oxiranes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/103" definition-exists="false" ipc-concordant="C07C29/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of cyclic ethers</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/106" definition-exists="false" ipc-concordant="C07C29/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/106</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of oxiranes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/12" definition-exists="false" ipc-concordant="C07C29/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of esters of mineral acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/124" definition-exists="false" ipc-concordant="C07C29/124" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/124</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of halides</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/128" definition-exists="false" ipc-concordant="C07C29/128" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/128</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by alcoholysis</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/1285" definition-exists="false" ipc-concordant="C07C29/128" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/1285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of esters of organic acids</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/132" definition-exists="false" ipc-concordant="C07C29/132" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/132</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of an oxygen containing functional group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/136" definition-exists="false" ipc-concordant="C07C29/136" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C29/136</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>of &gt;C=O containing groups, e.g. &#8212;COOH</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/14" definition-exists="false" ipc-concordant="C07C29/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C29/14</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>of a &#8212;CHO group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/141" definition-exists="false" ipc-concordant="C07C29/141" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/141</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydrogen or hydrogen-containing gases</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/143" definition-exists="false" ipc-concordant="C07C29/143" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/143</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of ketones</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/145" definition-exists="false" ipc-concordant="C07C29/145" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydrogen or hydrogen-containing gases</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/147" definition-exists="false" ipc-concordant="C07C29/147" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/147</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of carboxylic acids or derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/149" definition-exists="false" ipc-concordant="C07C29/149" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/149</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydrogen or hydrogen-containing gases</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/15" definition-exists="false" ipc-concordant="C07C29/15" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of oxides of carbon exclusively</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/151" definition-exists="false" ipc-concordant="C07C29/151" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/151</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydrogen or hydrogen-containing gases</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/1512" definition-exists="false" ipc-concordant="C07C29/151" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/1512</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by reaction conditions</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/1514" definition-exists="false" ipc-concordant="C07C29/151" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/1514</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the solvents being characteristic</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/1516" definition-exists="false" ipc-concordant="C07C29/151" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/1516</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Multisteps</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/1518" definition-exists="false" ipc-concordant="C07C29/151" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/1518</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>one step being the formation of initial mixture of carbon oxides and hydrogen for synthesis</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/152" definition-exists="false" ipc-concordant="C07C29/152" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/152</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the reactor used</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/153" definition-exists="false" ipc-concordant="C07C29/153" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/153</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the catalyst used</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/154" definition-exists="false" ipc-concordant="C07C29/154" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/154</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing copper, silver, gold, or compounds thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/156" definition-exists="false" ipc-concordant="C07C29/156" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/156</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, platinum group metals or compounds thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C29/157" definition-exists="false" ipc-concordant="C07C29/157" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/157</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing platinum group metals or compounds thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C29/158" definition-exists="false" ipc-concordant="C07C29/158" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/158</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rhodium or compounds thereof</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/159" definition-exists="false" ipc-concordant="C07C29/159" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/159</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with reducing agents other than hydrogen or hydrogen-containing gases</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/16" definition-exists="false" ipc-concordant="C07C29/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxo-reaction combined with reduction</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/17" definition-exists="false" ipc-concordant="C07C29/17" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation of carbon-to-carbon double or triple bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/172" definition-exists="false" ipc-concordant="C07C29/17" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/172</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with the obtention of a fully saturated alcohol</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/175" definition-exists="false" ipc-concordant="C07C29/17" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/175</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with simultaneous reduction of an oxo group</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/177" definition-exists="false" ipc-concordant="C07C29/17" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/177</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with simultaneous reduction of a carboxy group</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/19" definition-exists="false" ipc-concordant="C07C29/19" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/20" definition-exists="false" ipc-concordant="C07C29/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C29/20</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>in a non-condensed rings substituted with hydroxy groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/32" definition-exists="false" ipc-concordant="C07C29/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>increasing the number of carbon atoms by reactions without formation of -OH groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/34" definition-exists="false" ipc-concordant="C07C29/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation involving hydroxy groups or the mineral ester groups derived therefrom, e.g. Guerbet reaction</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/36" definition-exists="false" ipc-concordant="C07C29/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/38" definition-exists="false" ipc-concordant="C07C29/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with aldehydes or ketones</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/40" definition-exists="false" ipc-concordant="C07C29/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with compounds containing carbon-to-metal bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/42" definition-exists="false" ipc-concordant="C07C29/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with compounds containing triple carbon-to-carbon bonds, e.g. with metal-alkynes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/44" definition-exists="false" ipc-concordant="C07C29/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>increasing the number of carbon atoms by addition reactions, i.e. reactions involving at least one carbon-to-carbon double or triple bond </text><reference><text><class-ref scheme="cpc">C07C29/16</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/46" definition-exists="false" ipc-concordant="C07C29/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by diene-synthesis</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/48" definition-exists="false" ipc-concordant="C07C29/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation reactions with formation of hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/50" definition-exists="false" ipc-concordant="C07C29/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with molecular oxygen only</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/52" definition-exists="false" ipc-concordant="C07C29/52" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in the presence of mineral boron compounds with, when necessary, hydrolysis of the intermediate formed</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/54" definition-exists="false" ipc-concordant="C07C29/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>starting from compounds containing carbon-to-metal bonds and followed by conversion of the -O- metal to -OH groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/56" definition-exists="false" ipc-concordant="C07C29/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by isomerisation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/58" definition-exists="false" ipc-concordant="C07C29/58" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by elimination of halogen, e.g. by hydrogenolysis, splitting-off </text><reference><text><class-ref scheme="cpc">C07C29/124</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/60" definition-exists="false" ipc-concordant="C07C29/60" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by elimination of -OH groups, e.g. by dehydration </text><reference><text><class-ref scheme="cpc">C07C29/34</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/62" definition-exists="false" ipc-concordant="C07C29/62" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of halogen</text></title-part><title-part><text>by substitution of halogen atoms by other halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/64" definition-exists="false" ipc-concordant="C07C29/64" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by simultaneous introduction of -OH groups and halogens</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/66" definition-exists="false" ipc-concordant="C07C29/66" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of hypohalogenous acids, which may be formed <u>in situ</u>, to carbon-to-carbon unsaturated bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/68" definition-exists="false" ipc-concordant="C07C29/68" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of metal alcoholates </text><reference><text><class-ref scheme="cpc">C07C29/42</class-ref>, <class-ref scheme="cpc">C07C29/54</class-ref> take precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/685" definition-exists="false" ipc-concordant="C07C29/68" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/685</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by converting O-metal groups to other O-metal groups</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/70" definition-exists="false" ipc-concordant="C07C29/70" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by converting hydroxy groups to O-metal groups </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C07C29/09</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/705" definition-exists="false" ipc-concordant="C07C29/70" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/705</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by transalcoholysis </text><reference><text>for the same reaction with the emphasis on alcohol preparation <u>see</u> <class-ref scheme="cpc">C07C29/128</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/72" definition-exists="false" ipc-concordant="C07C29/72" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation of carbon-to-metal bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C29/74" definition-exists="false" ipc-concordant="C07C29/74" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C29/74</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/76" definition-exists="false" ipc-concordant="C07C29/76" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by physical treatment</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/78" definition-exists="false" ipc-concordant="C07C29/78" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation or crystallisation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/80" definition-exists="false" ipc-concordant="C07C29/80" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/82" definition-exists="false" ipc-concordant="C07C29/82" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by azeotropic distillation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C29/84" definition-exists="false" ipc-concordant="C07C29/84" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by extractive distillation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/86" definition-exists="false" ipc-concordant="C07C29/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by liquid-liquid treatment</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/88" definition-exists="false" ipc-concordant="C07C29/88" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatment giving rise to a chemical modification of at least one compound </text><reference><text>chemisorption <class-ref scheme="cpc">C07C29/76</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/90" definition-exists="false" ipc-concordant="C07C29/90" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using hydrogen only</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C29/92" definition-exists="false" ipc-concordant="C07C29/92" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by a consecutive conversion and reconstruction</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C29/94" definition-exists="false" ipc-concordant="C07C29/94" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C29/94</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C31/00" definition-exists="true" ipc-concordant="C07C31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C31/02" definition-exists="false" ipc-concordant="C07C31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monohydroxylic acyclic alcohols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/04" definition-exists="false" ipc-concordant="C07C31/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methanol</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/08" definition-exists="false" ipc-concordant="C07C31/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethanol</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/10" definition-exists="false" ipc-concordant="C07C31/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing three carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/12" definition-exists="false" ipc-concordant="C07C31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing four carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/125" definition-exists="false" ipc-concordant="C07C31/125" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing five to twenty-two carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C31/13" definition-exists="false" ipc-concordant="C07C31/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monohydroxylic alcohols containing saturated rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/133" definition-exists="false" ipc-concordant="C07C31/133" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C31/133</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>monocyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/1333" definition-exists="false" ipc-concordant="C07C31/133" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/1333</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a three-membered ring</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/1336" definition-exists="false" ipc-concordant="C07C31/133" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/1336</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a four-membered ring</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/135" definition-exists="false" ipc-concordant="C07C31/135" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C31/135</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with a five or six-membered rings</text></title-part><title-part><text>Naphthenic alcohols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C31/1355" definition-exists="false" ipc-concordant="C07C31/135" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/1355</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a six-membered ring</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/137" definition-exists="false" ipc-concordant="C07C31/137" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C31/137</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>polycyclic with condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C31/18" definition-exists="false" ipc-concordant="C07C31/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polyhydroxylic acyclic alcohols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/20" definition-exists="false" ipc-concordant="C07C31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dihydroxylic alcohols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/202" definition-exists="false" ipc-concordant="C07C31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Ethylene glycol</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/205" definition-exists="false" ipc-concordant="C07C31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>1,3-Propanediol; 1,2-Propanediol</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/207" definition-exists="false" ipc-concordant="C07C31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/207</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>1,4-Butanediol; 1,3-Butanediol; 1,2-Butanediol; 2,3-Butanediol</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/22" definition-exists="false" ipc-concordant="C07C31/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Trihydroxylic alcohols, e.g. glycerol</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/225" definition-exists="false" ipc-concordant="C07C31/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Glycerol</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/24" definition-exists="false" ipc-concordant="C07C31/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tetrahydroxylic alcohols, e.g. pentaerythritol</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/245" definition-exists="false" ipc-concordant="C07C31/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pentaerythritol</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/26" definition-exists="false" ipc-concordant="C07C31/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hexahydroxylic alcohols</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C31/27" definition-exists="false" ipc-concordant="C07C31/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polyhydroxylic alcohols containing saturated rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/272" definition-exists="false" ipc-concordant="C07C31/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/272</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Monocyclic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/274" definition-exists="false" ipc-concordant="C07C31/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/274</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a three to five-membered ring</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C31/276" definition-exists="false" ipc-concordant="C07C31/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/276</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a six-membered ring</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/278" definition-exists="false" ipc-concordant="C07C31/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/278</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polycyclic with condensed rings</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C31/28" definition-exists="false" ipc-concordant="C07C31/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal alcoholates </text><reference><text>titanates, zirconates <class-ref scheme="cpc">C07F7/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/30" definition-exists="false" ipc-concordant="C07C31/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkali metal or alkaline earth metal alcoholates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/32" definition-exists="false" ipc-concordant="C07C31/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aluminium alcoholates</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C31/34" definition-exists="false" ipc-concordant="C07C31/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated alcohols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/36" definition-exists="false" ipc-concordant="C07C31/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the halogen not being fluorine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/38" definition-exists="false" ipc-concordant="C07C31/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only fluorine as halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/40" definition-exists="false" ipc-concordant="C07C31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C31/40</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>perhalogenated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/42" definition-exists="false" ipc-concordant="C07C31/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polyhydroxylic acyclic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C31/44" definition-exists="false" ipc-concordant="C07C31/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C31/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated alcohols containing saturated rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C33/00" definition-exists="true" ipc-concordant="C07C33/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In condensed ring systems of six-membered aromatic rings and other rings, the double bond belonging to a benzene ring is not considered as unsaturated for the non-aromatic ring condensed thereon, e.g. the 1, 2, 3, 4-tetrahydronaphtalene ring is considered to be saturated outside the aromatic ring</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/02" definition-exists="false" ipc-concordant="C07C33/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acyclic alcohols with carbon-to-carbon double bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/025" definition-exists="false" ipc-concordant="C07C33/025" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only one double bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C33/03" definition-exists="false" ipc-concordant="C07C33/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in beta-position, e.g. allyl alcohol, methallyl alcohol</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C33/035" definition-exists="false" ipc-concordant="C07C33/035" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/035</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkenediols</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/04" definition-exists="false" ipc-concordant="C07C33/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acyclic alcohols with carbon-to-carbon triple bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/042" definition-exists="false" ipc-concordant="C07C33/042" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/042</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only one triple bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C33/044" definition-exists="false" ipc-concordant="C07C33/044" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/044</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkynediols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C33/046" definition-exists="false" ipc-concordant="C07C33/046" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Butynediols</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/048" definition-exists="false" ipc-concordant="C07C33/048" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/048</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with double and triple bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/05" definition-exists="false" ipc-concordant="C07C33/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alcohols containing rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/12" definition-exists="false" ipc-concordant="C07C33/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing five-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/14" definition-exists="false" ipc-concordant="C07C33/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/16" definition-exists="false" ipc-concordant="C07C33/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings with more than six ring members</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/18" definition-exists="false" ipc-concordant="C07C33/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monohydroxylic alcohols containing only six-membered aromatic rings as cyclic part</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/20" definition-exists="false" ipc-concordant="C07C33/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C33/20</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>monocyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C33/22" definition-exists="false" ipc-concordant="C07C33/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Benzylalcohol</text></title-part><title-part><text>phenethyl alcohol</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/24" definition-exists="false" ipc-concordant="C07C33/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C33/24</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>polycyclic without condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/26" definition-exists="false" ipc-concordant="C07C33/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polyhydroxylic alcohols containing only six-membered aromatic rings as cyclic part</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/28" definition-exists="false" ipc-concordant="C07C33/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alcohols containing only six-membered aromatic rings as cyclic part with unsaturation outside the aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/30" definition-exists="false" ipc-concordant="C07C33/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C33/30</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>monocyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C33/32" definition-exists="false" ipc-concordant="C07C33/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cinnamyl alcohol</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/34" definition-exists="false" ipc-concordant="C07C33/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monohydroxylic alcohols containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/36" definition-exists="false" ipc-concordant="C07C33/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polyhydroxylic alcohols containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/38" definition-exists="false" ipc-concordant="C07C33/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alcohols containing six-membered aromatic rings and other rings and having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C33/40" definition-exists="false" ipc-concordant="C07C33/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated unsaturated alcohols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/42" definition-exists="false" ipc-concordant="C07C33/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C33/42</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>acyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C33/423" definition-exists="false" ipc-concordant="C07C33/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/423</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing only double bonds as unsaturation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C33/426" definition-exists="false" ipc-concordant="C07C33/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/426</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing only triple bonds as unsaturation</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/44" definition-exists="false" ipc-concordant="C07C33/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/46" definition-exists="false" ipc-concordant="C07C33/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only six-membered aromatic rings as cyclic parts</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C33/48" definition-exists="false" ipc-concordant="C07C33/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturation outside the aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C33/483" definition-exists="false" ipc-concordant="C07C33/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/483</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Monocyclic</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C33/486" definition-exists="false" ipc-concordant="C07C33/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/486</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polycyclic</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C33/50" definition-exists="false" ipc-concordant="C07C33/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C33/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C35/00" definition-exists="true" ipc-concordant="C07C35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C35/02" definition-exists="false" ipc-concordant="C07C35/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C35/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>monocyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/04" definition-exists="false" ipc-concordant="C07C35/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C35/04</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing a three or four-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/045" definition-exists="false" ipc-concordant="C07C35/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing a four-membered ring</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/06" definition-exists="false" ipc-concordant="C07C35/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C35/06</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing a five-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/08" definition-exists="false" ipc-concordant="C07C35/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C35/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing a six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/12" definition-exists="false" ipc-concordant="C07C35/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Menthol</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/14" definition-exists="false" ipc-concordant="C07C35/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with more than one hydroxy group bound to the ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C35/16" definition-exists="false" ipc-concordant="C07C35/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Inositols</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/17" definition-exists="false" ipc-concordant="C07C35/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturation only outside the ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/18" definition-exists="false" ipc-concordant="C07C35/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturation at least in the ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/20" definition-exists="false" ipc-concordant="C07C35/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C35/20</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing a seven or eight-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/205" definition-exists="false" ipc-concordant="C07C35/205" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C35/205</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing a nine to twelve-membered rings, e.g. cyclododecanols</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C35/21" definition-exists="false" ipc-concordant="C07C35/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic, at least one hydroxy group bound to a non-condensed ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C35/22" definition-exists="false" ipc-concordant="C07C35/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic, at least one hydroxy group bound to a condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/23" definition-exists="false" ipc-concordant="C07C35/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxy on a condensed ring system having two rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/24" definition-exists="false" ipc-concordant="C07C35/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing five carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C35/26" definition-exists="false" ipc-concordant="C07C35/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C35/26</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Bicyclopentadienols</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/27" definition-exists="false" ipc-concordant="C07C35/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing six carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/28" definition-exists="false" ipc-concordant="C07C35/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing seven carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C35/29" definition-exists="false" ipc-concordant="C07C35/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being a (2.2.1) system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C35/30" definition-exists="false" ipc-concordant="C07C35/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Borneol</text></title-part><title-part><text>Isoborneol</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/31" definition-exists="false" ipc-concordant="C07C35/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing eight carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/32" definition-exists="false" ipc-concordant="C07C35/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system being a (4.3.0) system, e.g. indenols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/34" definition-exists="false" ipc-concordant="C07C35/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system being a (5.3.0.) system, e.g. azulenols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/36" definition-exists="false" ipc-concordant="C07C35/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system being a (4.4.0) system, e.g. naphols</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/37" definition-exists="false" ipc-concordant="C07C35/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a hydroxy group on a condensed system having three rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/38" definition-exists="false" ipc-concordant="C07C35/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>derived from the fluorene skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/40" definition-exists="false" ipc-concordant="C07C35/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>derived from the anthracene skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C35/42" definition-exists="false" ipc-concordant="C07C35/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>derived from the phenanthrene skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/44" definition-exists="false" ipc-concordant="C07C35/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a hydroxy group on a condensed ring system having more than three rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C35/46" definition-exists="false" ipc-concordant="C07C35/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>O-metal derivatives of the cyclically bound hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C35/48" definition-exists="false" ipc-concordant="C07C35/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated derivatives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/50" definition-exists="false" ipc-concordant="C07C35/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alcohols with at least two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C35/52" definition-exists="false" ipc-concordant="C07C35/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C35/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alcohols with a condensed ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C37/00" definition-exists="true" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/001" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by modification in a side chain</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/002" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by transformation of a functional group, e.g. oxo, carboxyl</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/003" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by hydrogenation of an unsaturated part</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/004" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by obtaining phenols from plant material or from animal material</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/005" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/006" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from the petroleum industry</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/007" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from the tar industry</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/008" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from coke ovens</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/009" definition-exists="false" ipc-concordant="C07C37/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from waste water </text><reference><text>treatment of waste water <class-ref scheme="cpc">C02F</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/01" definition-exists="false" ipc-concordant="C07C37/01" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/02" definition-exists="false" ipc-concordant="C07C37/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/04" definition-exists="false" ipc-concordant="C07C37/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of SO<sub>3</sub>H groups or a derivative thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/045" definition-exists="false" ipc-concordant="C07C37/045" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of a group bound to the ring by nitrogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C37/05" definition-exists="false" ipc-concordant="C07C37/05" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of a NH<sub>2</sub> group</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/055" definition-exists="false" ipc-concordant="C07C37/055" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/055</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the substituted group being bound to oxygen, e.g. ether group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C37/0555" definition-exists="false" ipc-concordant="C07C37/055" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/0555</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>being esterified hydroxy groups</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/06" definition-exists="false" ipc-concordant="C07C37/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by conversion of non-aromatic six-membered rings or of such rings formed <u>in situ</u> into aromatic six-membered rings, e.g. by dehydrogenation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/07" definition-exists="false" ipc-concordant="C07C37/07" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with simultaneous reduction of C=O group in that ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/08" definition-exists="false" ipc-concordant="C07C37/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by decomposition of hydroperoxides, e.g. cumene hydroperoxide</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/11" definition-exists="false" ipc-concordant="C07C37/11" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C37/11</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>by reactions increasing the number of carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/115" definition-exists="false" ipc-concordant="C07C37/11" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/115</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using acetals</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/14" definition-exists="false" ipc-concordant="C07C37/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition reactions, i.e. reactions involving at least one carbon-to-carbon unsaturated bond</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/16" definition-exists="false" ipc-concordant="C07C37/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/18" definition-exists="false" ipc-concordant="C07C37/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation involving halogen atoms of halogenated compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/20" definition-exists="false" ipc-concordant="C07C37/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using aldehydes or ketones</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/48" definition-exists="false" ipc-concordant="C07C37/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by exchange of hydrocarbon groups, which may be substituted, from the same of other compounds, e.g. transalkylation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/50" definition-exists="false" ipc-concordant="C07C37/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions decreasing the number of carbon atoms </text><reference><text><class-ref scheme="cpc">C07C37/04</class-ref>, <class-ref scheme="cpc">C07C37/045</class-ref>, <class-ref scheme="cpc">C07C37/055</class-ref>, <class-ref scheme="cpc">C07C37/08</class-ref> take precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/52" definition-exists="false" ipc-concordant="C07C37/52" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting polyaromatic compounds, e.g. polyphenolalkanes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C37/54" definition-exists="false" ipc-concordant="C07C37/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrolysis of lignin or sulfite waste liquor</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/56" definition-exists="false" ipc-concordant="C07C37/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by replacing a carboxyl or aldehyde group by a hydroxy group</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/58" definition-exists="false" ipc-concordant="C07C37/58" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of molecular oxygen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/60" definition-exists="false" ipc-concordant="C07C37/60" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of other oxidants than molecular oxygen or their mixtures with molecular oxygen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/62" definition-exists="false" ipc-concordant="C07C37/62" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of halogen</text></title-part><title-part><text>by substitution of halogen atoms by other halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/64" definition-exists="false" ipc-concordant="C07C37/64" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of O-metal compounds with O-metal group bound to a carbon atom belonging to a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/66" definition-exists="false" ipc-concordant="C07C37/66" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by conversion of hydroxy groups to O-metal groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C37/68" definition-exists="false" ipc-concordant="C07C37/68" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part><title-part><text>separation</text></title-part><title-part><text>Use of additives, e.g. for stabilisation </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C07C37/004</class-ref> and <class-ref scheme="cpc">C07C37/005</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/685" definition-exists="false" ipc-concordant="C07C37/68" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/685</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Processes comprising at least two steps in series</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/70" definition-exists="false" ipc-concordant="C07C37/70" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by physical treatment</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C37/72" definition-exists="false" ipc-concordant="C07C37/72" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by liquid-liquid treatment</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C37/74" definition-exists="false" ipc-concordant="C07C37/74" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C37/76" definition-exists="false" ipc-concordant="C07C37/76" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by steam distillation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C37/78" definition-exists="false" ipc-concordant="C07C37/78" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by azeotropic distillation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C37/80" definition-exists="false" ipc-concordant="C07C37/80" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by extractive distillation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C37/82" definition-exists="false" ipc-concordant="C07C37/82" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by solid-liquid treatment</text></title-part><title-part><text>by chemisorption</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C37/84" definition-exists="false" ipc-concordant="C07C37/84" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by crystallisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/86" definition-exists="false" ipc-concordant="C07C37/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatment giving rise to a chemical modification </text><reference><text>chemisorption <class-ref scheme="cpc">C07C37/82</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C37/88" definition-exists="false" ipc-concordant="C07C37/88" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C37/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C39/00" definition-exists="true" ipc-concordant="C07C39/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In condensed ring systems of six-membered aromatic rings and other rings, the double bond belonging to the benzene ring is not considered as unsaturated for the non-aromatic ring condensed thereon.</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C39/02" definition-exists="false" ipc-concordant="C07C39/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>monocyclic with no unsaturation outside the aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/04" definition-exists="false" ipc-concordant="C07C39/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phenol</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/06" definition-exists="false" ipc-concordant="C07C39/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkylated phenols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C39/07" definition-exists="false" ipc-concordant="C07C39/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only methyl groups, e.g. cresols, xylenols</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/08" definition-exists="false" ipc-concordant="C07C39/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C39/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Dihydroxy benzenes</text></title-part><title-part><text>Alkylated derivatives thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/10" definition-exists="false" ipc-concordant="C07C39/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C39/10</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Polyhydroxy benzenes</text></title-part><title-part><text>Alkylated derivatives thereof </text><reference><text><class-ref scheme="cpc">C07C39/08</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/11" definition-exists="false" ipc-concordant="C07C39/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C39/11</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Alkylated hydroxy benzenes containing also acyclically bound hydroxy groups, e.g. saligenol</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C39/12" definition-exists="false" ipc-concordant="C07C39/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic with no unsaturation outside the aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/14" definition-exists="false" ipc-concordant="C07C39/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one hydroxy group on a condensed ring system containing two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/15" definition-exists="false" ipc-concordant="C07C39/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C39/15</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with all hydroxy groups on non-condensed rings </text><CPC-specific-text><text>, e.g. phenylphenol</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C39/16" definition-exists="false" ipc-concordant="C07C39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bis-(hydroxyphenyl) alkanes</text></title-part><title-part><text>Tris-(hydroxyphenyl)alkanes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/17" definition-exists="false" ipc-concordant="C07C39/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C39/17</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing other rings in addition to the six-membered aromatic rings </text><CPC-specific-text><text>, e.g. cyclohexylphenol</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C39/18" definition-exists="false" ipc-concordant="C07C39/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>monocyclic with unsaturation outside the aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/19" definition-exists="false" ipc-concordant="C07C39/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carbon-to-carbon double bonds but no carbon-to-carbon triple bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C39/20" definition-exists="false" ipc-concordant="C07C39/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydroxy-styrenes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C39/205" definition-exists="false" ipc-concordant="C07C39/205" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic, containing only six-membered aromatic rings as cyclic parts with unsaturation outside the rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/21" definition-exists="false" ipc-concordant="C07C39/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one hydroxy group on a non-condensed ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C39/215" definition-exists="false" ipc-concordant="C07C39/215" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/215</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing <media id="957" file-name="cpc-sch-C07C-0957.gif" type="gif"/>, e.g. diethylstilbestrol</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/225" definition-exists="false" ipc-concordant="C07C39/225" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one hydroxy group on a condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C39/23" definition-exists="false" ipc-concordant="C07C39/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic, containing six-membered aromatic rings and other rings, with unsaturation outside the aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C39/235" definition-exists="false" ipc-concordant="C07C39/235" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/235</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal derivatives of a hydroxy group bound to a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C39/24" definition-exists="false" ipc-concordant="C07C39/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated derivatives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/245" definition-exists="false" ipc-concordant="C07C39/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>monocyclic polyhydroxylic containing halogens bound to ring carbon atoms</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/26" definition-exists="false" ipc-concordant="C07C39/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>monocyclic monohydroxylic containing halogen bound to ring carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C39/27" definition-exists="false" ipc-concordant="C07C39/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>all halogen atoms being bound to ring carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C39/28" definition-exists="false" ipc-concordant="C07C39/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the halogen being one chlorine atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C39/30" definition-exists="false" ipc-concordant="C07C39/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the halogen being two chlorine atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C39/32" definition-exists="false" ipc-concordant="C07C39/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the halogen being three chlorine atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C39/34" definition-exists="false" ipc-concordant="C07C39/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the halogen being four chlorine atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C39/36" definition-exists="false" ipc-concordant="C07C39/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pentachlorophenol</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/367" definition-exists="false" ipc-concordant="C07C39/367" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07C39/367</classification-symbol><class-title date-revised="2016-08-01"><title-part><text>polycyclic non-condensed, containing only six-membered aromatic rings as cyclic parts, e.g. halogenated poly-hydroxyphenylalkanes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/373" definition-exists="false" ipc-concordant="C07C39/373" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/373</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with all hydroxy groups on non-condensed rings and with unsaturation outside the aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/38" definition-exists="false" ipc-concordant="C07C39/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one hydroxy group on a condensed ring system containing two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/40" definition-exists="false" ipc-concordant="C07C39/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one hydroxy group on a condensed ring system containing more than two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/42" definition-exists="false" ipc-concordant="C07C39/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C39/44" definition-exists="false" ipc-concordant="C07C39/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C39/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal derivatives of an hydroxy group bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C41/00" definition-exists="true" ipc-concordant="C07C41/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of ethers</text></title-part><title-part><text>Preparation of compounds having <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C41/01" definition-exists="false" ipc-concordant="C07C41/01" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of ethers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/02" definition-exists="false" ipc-concordant="C07C41/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from oxiranes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/03" definition-exists="false" ipc-concordant="C07C41/03" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of oxirane rings with hydroxy groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/05" definition-exists="false" ipc-concordant="C07C41/05" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of compounds to unsaturated compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/06" definition-exists="false" ipc-concordant="C07C41/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of organic compounds only</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C41/08" definition-exists="false" ipc-concordant="C07C41/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon-to-carbon triple bonds</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/09" definition-exists="false" ipc-concordant="C07C41/09" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C41/09</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>by dehydration of compounds containing hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/14" definition-exists="false" ipc-concordant="C07C41/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by exchange of organic parts on the ether-oxygen for other organic parts, e.g. by trans-etherification</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/16" definition-exists="false" ipc-concordant="C07C41/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of esters of mineral or organic acids with hydroxy or O-metal groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/18" definition-exists="false" ipc-concordant="C07C41/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not forming ether-oxygen bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/20" definition-exists="false" ipc-concordant="C07C41/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation of carbon-to-carbon double or triple bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/22" definition-exists="false" ipc-concordant="C07C41/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of halogens</text></title-part><title-part><text>by substitution of halogen atoms by other halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/24" definition-exists="false" ipc-concordant="C07C41/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by elimination of halogens, e.g. elimination of HCl</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/26" definition-exists="false" ipc-concordant="C07C41/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of hydroxy or O-metal groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/28" definition-exists="false" ipc-concordant="C07C41/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from acetals, e.g. by dealcoholysis</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/30" definition-exists="false" ipc-concordant="C07C41/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by increasing the number of carbon atoms, e.g. by oligomerisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/32" definition-exists="false" ipc-concordant="C07C41/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by isomerisation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/34" definition-exists="false" ipc-concordant="C07C41/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/36" definition-exists="false" ipc-concordant="C07C41/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by solid-liquid treatment</text></title-part><title-part><text>by chemisorption</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/38" definition-exists="false" ipc-concordant="C07C41/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by liquid-liquid treatment</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/40" definition-exists="false" ipc-concordant="C07C41/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by change of physical state, e.g. by crystallisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C41/42" definition-exists="false" ipc-concordant="C07C41/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/44" definition-exists="false" ipc-concordant="C07C41/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatments giving rise to a chemical modification </text><reference><text>by chemisorption <class-ref scheme="cpc">C07C41/36</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/46" definition-exists="false" ipc-concordant="C07C41/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C41/48" definition-exists="false" ipc-concordant="C07C41/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C41/48</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Preparation of compounds having <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/50" definition-exists="false" ipc-concordant="C07C41/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions producing <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/52" definition-exists="false" ipc-concordant="C07C41/52" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of halogen only</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/54" definition-exists="false" ipc-concordant="C07C41/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of compounds to unsaturated carbon-to-carbon bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C41/56" definition-exists="false" ipc-concordant="C07C41/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation of aldehydes, paraformaldehyde, or ketones</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C41/58" definition-exists="false" ipc-concordant="C07C41/58" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C41/60" definition-exists="false" ipc-concordant="C07C41/60" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C41/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds having <media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C43/00" definition-exists="true" ipc-concordant="C07C43/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethers</text></title-part><title-part><text>Compounds having <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C43/02" definition-exists="false" ipc-concordant="C07C43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/03" definition-exists="false" ipc-concordant="C07C43/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having all ether-oxygen atoms bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/04" definition-exists="false" ipc-concordant="C07C43/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated ethers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/043" definition-exists="false" ipc-concordant="C07C43/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Dimethyl ether</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/046" definition-exists="false" ipc-concordant="C07C43/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Alkyl tert-alkyl ether, e.g. CH<sub>3</sub>OC(CH<sub>3</sub>)<sub>3</sub></text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/06" definition-exists="false" ipc-concordant="C07C43/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diethyl ether</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/10" definition-exists="false" ipc-concordant="C07C43/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polyhydroxy compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/11" definition-exists="false" ipc-concordant="C07C43/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C43/11</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Polyethers containing &#8212;O&#8212;(C&#8212;C&#8212;O&#8212;)<sub>n</sub> units with &#8804; 2 n&#8804; 10</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/115" definition-exists="false" ipc-concordant="C07C43/115" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/115</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carbocyclic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/12" definition-exists="false" ipc-concordant="C07C43/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/123" definition-exists="false" ipc-concordant="C07C43/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>both carbon chains are substituted by halogen atoms</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/126" definition-exists="false" ipc-concordant="C07C43/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having more than one ether bond</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/13" definition-exists="false" ipc-concordant="C07C43/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups </text><reference><text><class-ref scheme="cpc">C07C43/11</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/132" definition-exists="false" ipc-concordant="C07C43/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/132</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>both carbon chains being substituted by hydroxy or O-metal groups</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/135" definition-exists="false" ipc-concordant="C07C43/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/135</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having more than one ether bond</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/137" definition-exists="false" ipc-concordant="C07C43/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/137</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing halogen</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/14" definition-exists="false" ipc-concordant="C07C43/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated ethers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/15" definition-exists="false" ipc-concordant="C07C43/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only non-aromatic carbon-to-carbon double bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/16" definition-exists="false" ipc-concordant="C07C43/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vinyl ethers</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/162" definition-exists="false" ipc-concordant="C07C43/162" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/162</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/164" definition-exists="false" ipc-concordant="C07C43/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/164</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/166" definition-exists="false" ipc-concordant="C07C43/166" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C43/166</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/168" definition-exists="false" ipc-concordant="C07C43/168" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/168</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/17" definition-exists="false" ipc-concordant="C07C43/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/172" definition-exists="false" ipc-concordant="C07C43/172" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/172</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/174" definition-exists="false" ipc-concordant="C07C43/174" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/174</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C43/1742" definition-exists="false" ipc-concordant="C07C43/174" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1742</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with halogen atoms bound to the aromatic rings</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C43/1745" definition-exists="false" ipc-concordant="C07C43/174" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1745</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having more than one ether bound</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C43/1747" definition-exists="false" ipc-concordant="C07C43/174" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1747</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing six membered aromatic rings and other rings</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C43/176" definition-exists="false" ipc-concordant="C07C43/176" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/176</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/178" definition-exists="false" ipc-concordant="C07C43/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/178</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/1781" definition-exists="false" ipc-concordant="C07C43/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1781</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing rings other than six-membered aromatic rings</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/1782" definition-exists="false" ipc-concordant="C07C43/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1782</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing six-membered aromatic rings</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C43/1783" definition-exists="false" ipc-concordant="C07C43/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1783</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydroxy or -O-metal groups bound to the aromatic rings</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/1785" definition-exists="false" ipc-concordant="C07C43/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1785</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having more than one ether bound</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/1786" definition-exists="false" ipc-concordant="C07C43/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1786</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing halogen</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/1787" definition-exists="false" ipc-concordant="C07C43/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1787</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing six-membered aromatic rings and having unsaturation outside the aromatic rings</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C43/1788" definition-exists="false" ipc-concordant="C07C43/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/1788</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing six-membered aromatic rings and other rings</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/18" definition-exists="false" ipc-concordant="C07C43/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having an ether-oxygen atom bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/184" definition-exists="false" ipc-concordant="C07C43/184" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/184</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a carbon atom of a non-condensed ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/188" definition-exists="false" ipc-concordant="C07C43/188" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/188</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated ethers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/192" definition-exists="false" ipc-concordant="C07C43/192" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/192</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/196" definition-exists="false" ipc-concordant="C07C43/196" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/196</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/20" definition-exists="false" ipc-concordant="C07C43/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/202" definition-exists="false" ipc-concordant="C07C43/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the aromatic ring being a naphthalene</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/205" definition-exists="false" ipc-concordant="C07C43/205" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the aromatic ring being a non-condensed ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C43/2055" definition-exists="false" ipc-concordant="C07C43/205" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/2055</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing more than one ether bond</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/21" definition-exists="false" ipc-concordant="C07C43/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/215" definition-exists="false" ipc-concordant="C07C43/215" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C43/215</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>having unsaturation outside the six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/225" definition-exists="false" ipc-concordant="C07C43/225" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/23" definition-exists="false" ipc-concordant="C07C43/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/235" definition-exists="false" ipc-concordant="C07C43/235" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/235</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring and to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/243" definition-exists="false" ipc-concordant="C07C43/243" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/243</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/247" definition-exists="false" ipc-concordant="C07C43/247" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/253" definition-exists="false" ipc-concordant="C07C43/253" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/253</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/257" definition-exists="false" ipc-concordant="C07C43/257" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/257</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/263" definition-exists="false" ipc-concordant="C07C43/263" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/263</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the aromatic rings being non-condensed</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/267" definition-exists="false" ipc-concordant="C07C43/267" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/267</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing other rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/275" definition-exists="false" ipc-concordant="C07C43/275" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/275</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having all ether-oxygen atoms bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/285" definition-exists="false" ipc-concordant="C07C43/285" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/29" definition-exists="false" ipc-concordant="C07C43/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C43/295" definition-exists="false" ipc-concordant="C07C43/295" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/295</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C43/30" definition-exists="false" ipc-concordant="C07C43/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds having <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>The acetal carbon atom is the carbon atom of the <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> group</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/303" definition-exists="false" ipc-concordant="C07C43/303" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/303</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having acetal carbon atoms bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/305" definition-exists="false" ipc-concordant="C07C43/305" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having acetal carbon atoms as rings members or bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/307" definition-exists="false" ipc-concordant="C07C43/307" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/307</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having acetal carbon atoms bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/313" definition-exists="false" ipc-concordant="C07C43/313" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/313</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/315" definition-exists="false" ipc-concordant="C07C43/315" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/315</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing oxygen atoms singly bound to carbon atoms not being acetal carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C43/317" definition-exists="false" ipc-concordant="C07C43/317" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/317</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having <media id="961" file-name="cpc-sch-C07C-0961.gif" type="gif"/> groups, X being hydrogen or metal</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C43/32" definition-exists="false" ipc-concordant="C07C43/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C43/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds having <media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C45/00" definition-exists="true" ipc-concordant="C07C45/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds having &gt;C = O groups bound only to carbon or hydrogen atoms</text></title-part><title-part><text>Preparation of chelates of such compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/002" definition-exists="false" ipc-concordant="C07C45/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by dehydrogenation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/004" definition-exists="false" ipc-concordant="C07C45/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reaction with organometalhalides</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/006" definition-exists="false" ipc-concordant="C07C45/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by hydrogenation of aromatic hydroxy compounds</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/008" definition-exists="false" ipc-concordant="C07C45/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reaction with tri- or tetrahalomethyl compounds</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/26" definition-exists="false" ipc-concordant="C07C45/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydration of carbon-to-carbon triple bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/27" definition-exists="false" ipc-concordant="C07C45/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation </text><reference><text>with ozone <class-ref scheme="cpc">C07C45/40</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/28" definition-exists="false" ipc-concordant="C07C45/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/28</classification-symbol><class-title date-revised="2015-12-01"><title-part><text>of CH<sub>x</sub>-moieties</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/29" definition-exists="false" ipc-concordant="C07C45/29" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/292" definition-exists="false" ipc-concordant="C07C45/29" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/292</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with chromium derivatives</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/294" definition-exists="false" ipc-concordant="C07C45/29" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/294</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydrogen peroxide</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/296" definition-exists="false" ipc-concordant="C07C45/29" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/296</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with lead derivatives</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/298" definition-exists="false" ipc-concordant="C07C45/29" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/298</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with manganese derivatives</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/30" definition-exists="false" ipc-concordant="C07C45/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with halogen containing compounds, e.g. hypohalogenation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/305" definition-exists="false" ipc-concordant="C07C45/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>C07C45/305</classification-symbol><class-title date-revised="2018-08-01"><title-part><CPC-specific-text><text>with halogenochromate reagents, e.g. pyridinium chlorochromate</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/31" definition-exists="false" ipc-concordant="C07C45/31" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with compounds containing mercury atoms, which may be regenerated <u>in situ</u>, e.g. by oxygen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/32" definition-exists="false" ipc-concordant="C07C45/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with molecular oxygen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/33" definition-exists="false" ipc-concordant="C07C45/33" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/33</classification-symbol><class-title date-revised="2015-12-01"><title-part><text>of CH<sub>x</sub>-moieties</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/34" definition-exists="false" ipc-concordant="C07C45/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in unsaturated compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C45/35" definition-exists="false" ipc-concordant="C07C45/35" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in propene or isobutene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C45/36" definition-exists="false" ipc-concordant="C07C45/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in compounds containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/37" definition-exists="false" ipc-concordant="C07C45/37" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C45/37</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>of &gt;C&#8212;O&#8212;functional groups to &gt;C=O groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/38" definition-exists="false" ipc-concordant="C07C45/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being a primary hydroxyl group</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/39" definition-exists="false" ipc-concordant="C07C45/39" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being a secondary hydroxyl group</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/40" definition-exists="false" ipc-concordant="C07C45/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation with ozone</text></title-part><title-part><text>by ozonolysis</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/41" definition-exists="false" ipc-concordant="C07C45/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenolysis or reduction of carboxylic groups or functional derivatives thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/42" definition-exists="false" ipc-concordant="C07C45/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrolysis</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/43" definition-exists="false" ipc-concordant="C07C45/43" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/43</classification-symbol><class-title date-revised="2015-12-01"><title-part><text>of &gt;CX<sub>2</sub> groups, X being halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/44" definition-exists="false" ipc-concordant="C07C45/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction and hydrolysis of nitriles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/45" definition-exists="false" ipc-concordant="C07C45/45" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/455" definition-exists="false" ipc-concordant="C07C45/45" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/455</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with carboxylic acids or their derivatives</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/46" definition-exists="false" ipc-concordant="C07C45/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Friedel-Crafts reactions</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/47" definition-exists="false" ipc-concordant="C07C45/47" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using phosgene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/48" definition-exists="false" ipc-concordant="C07C45/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>involving decarboxylation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/49" definition-exists="false" ipc-concordant="C07C45/49" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with carbon monoxide</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/50" definition-exists="false" ipc-concordant="C07C45/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxo-reactions</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/505" definition-exists="false" ipc-concordant="C07C45/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/505</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Asymmetric hydroformylation</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/51" definition-exists="false" ipc-concordant="C07C45/51" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/51</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by pyrolysis, rearrangement or decomposition</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/511" definition-exists="false" ipc-concordant="C07C45/51" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/511</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving transformation of singly bound oxygen functional groups to &gt;C = O groups </text><reference><text>involving two hydroxy groups <class-ref scheme="cpc">C07C45/52</class-ref>; hydroperoxides <class-ref scheme="cpc">C07C45/53</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/512" definition-exists="false" ipc-concordant="C07C45/51" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/512</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the singly bound functional group being a free hydroxyl group</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/513" definition-exists="false" ipc-concordant="C07C45/51" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/513</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the singly bound functional group being an etherified hydroxyl group</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/515" definition-exists="false" ipc-concordant="C07C45/51" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/515</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group </text><reference><text>cyclic acetals or ketals <class-ref scheme="cpc">C07C45/59</class-ref>, <class-ref scheme="cpc">C07C45/60</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/516" definition-exists="false" ipc-concordant="C07C45/51" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/516</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving transformation of nitrogen-containing compounds to &gt;C = O groups</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/517" definition-exists="false" ipc-concordant="C07C45/51" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/517</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving transformation of peroxy-compounds to &gt;C = O groups</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/518" definition-exists="false" ipc-concordant="C07C45/51" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/518</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving transformation of sulfur-containing compounds to &gt;C = O groups</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/52" definition-exists="false" ipc-concordant="C07C45/52" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by dehydration and rearrangement involving two hydroxy groups in the same molecule</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/53" definition-exists="false" ipc-concordant="C07C45/53" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydroperoxides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/54" definition-exists="false" ipc-concordant="C07C45/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of compounds containing doubly bound oxygen atoms, e.g. esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/55" definition-exists="false" ipc-concordant="C07C45/55" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of oligo- or polymeric oxo-compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/56" definition-exists="false" ipc-concordant="C07C45/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from heterocyclic compounds </text><reference><text><class-ref scheme="cpc">C07C45/55</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/562" definition-exists="false" ipc-concordant="C07C45/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/562</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with nitrogen as the only hetero atom</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/565" definition-exists="false" ipc-concordant="C07C45/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/565</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reaction with hexamethylene-tetramine</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/567" definition-exists="false" ipc-concordant="C07C45/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/567</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with sulfur as the only hetero atom</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/57" definition-exists="false" ipc-concordant="C07C45/57" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with oxygen as the only heteroatom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/58" definition-exists="false" ipc-concordant="C07C45/58" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in three-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/59" definition-exists="false" ipc-concordant="C07C45/59" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in five-membered rings </text><reference><text>from ozonides <class-ref scheme="cpc">C07C45/40</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/60" definition-exists="false" ipc-concordant="C07C45/60" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in six-membered rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/61" definition-exists="false" ipc-concordant="C07C45/61" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of &gt;C = O groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/62" definition-exists="false" ipc-concordant="C07C45/62" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation of carbon-to-carbon double or triple bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/63" definition-exists="false" ipc-concordant="C07C45/63" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of halogen</text></title-part><title-part><text>by substitution of halogen atoms by other halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/64" definition-exists="false" ipc-concordant="C07C45/64" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of functional groups containing oxygen only in singly bound form</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/65" definition-exists="false" ipc-concordant="C07C45/65" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting-off hydrogen atoms or functional groups</text></title-part><title-part><text>by hydrogenolysis of functional groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/66" definition-exists="false" ipc-concordant="C07C45/66" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by dehydration</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/67" definition-exists="false" ipc-concordant="C07C45/67" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/67</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by isomerisation</text></title-part><title-part><text>by change of size of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/673" definition-exists="false" ipc-concordant="C07C45/67" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/673</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by change of size of the carbon skeleton</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/676" definition-exists="false" ipc-concordant="C07C45/67" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/676</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by elimination of carboxyl groups</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/68" definition-exists="false" ipc-concordant="C07C45/68" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by increase in the number of carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/69" definition-exists="false" ipc-concordant="C07C45/69" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/69</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition to carbon-to-carbon double or triple bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/70" definition-exists="false" ipc-concordant="C07C45/70" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with functional groups containing oxygen only in singly bound form</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C45/71" definition-exists="false" ipc-concordant="C07C45/71" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/71</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being hydroxy groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/72" definition-exists="false" ipc-concordant="C07C45/72" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of compounds containing &gt;C = O groups with the same or other compounds containing &gt;C = O groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C45/73" definition-exists="false" ipc-concordant="C07C45/73" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/73</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with hydrogenation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C45/74" definition-exists="false" ipc-concordant="C07C45/74" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with dehydration</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C45/75" definition-exists="false" ipc-concordant="C07C45/75" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/75</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reactions with formaldehyde</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/76" definition-exists="false" ipc-concordant="C07C45/76" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the aid of ketenes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/77" definition-exists="false" ipc-concordant="C07C45/77" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/77</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of chelates of aldehydes or ketones</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/78" definition-exists="false" ipc-concordant="C07C45/78" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/783" definition-exists="false" ipc-concordant="C07C45/78" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/783</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by gas-liquid treatment, e.g. by gas-liquid absorption</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/786" definition-exists="false" ipc-concordant="C07C45/78" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/786</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by membrane separation process, e.g. pervaporation, perstraction, reverse osmosis</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/79" definition-exists="false" ipc-concordant="C07C45/79" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/79</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by solid-liquid treatment</text></title-part><title-part><text>by chemisorption</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/80" definition-exists="false" ipc-concordant="C07C45/80" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by liquid-liquid treatment</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/81" definition-exists="false" ipc-concordant="C07C45/81" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/81</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by change in the physical state, e.g. crystallisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C45/82" definition-exists="false" ipc-concordant="C07C45/82" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/83" definition-exists="false" ipc-concordant="C07C45/83" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/83</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by extractive distillation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C45/84" definition-exists="false" ipc-concordant="C07C45/84" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by azeotropic distillation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/85" definition-exists="false" ipc-concordant="C07C45/85" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/85</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatment giving rise to a chemical modification </text><reference><text>by chemisorption <class-ref scheme="cpc">C07C45/79</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/86" definition-exists="false" ipc-concordant="C07C45/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C45/87" definition-exists="false" ipc-concordant="C07C45/87" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/87</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of ketenes or dimeric ketenes </text><reference><text>heterocyclic compounds <class-ref scheme="cpc">C07D</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/88" definition-exists="false" ipc-concordant="C07C45/88" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from ketones</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/89" definition-exists="false" ipc-concordant="C07C45/89" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/89</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carboxylic acids, their anhydrides, esters or halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C45/90" definition-exists="false" ipc-concordant="C07C45/90" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C45/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C46/00" definition-exists="true" ipc-concordant="C07C46/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C46/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of quinones</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C46/02" definition-exists="false" ipc-concordant="C07C46/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C46/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation giving rise to quinoid structures</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C46/04" definition-exists="false" ipc-concordant="C07C46/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C46/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of unsubstituted ring carbon atoms in six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C46/06" definition-exists="false" ipc-concordant="C07C46/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C46/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of at least one hydroxy group on a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C46/08" definition-exists="false" ipc-concordant="C07C46/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C46/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with molecular oxygen</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C46/10" definition-exists="false" ipc-concordant="C07C46/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C46/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C47/00" definition-exists="true" ipc-concordant="C07C47/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C47/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds having &#8212;CHO groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C47/02" definition-exists="false" ipc-concordant="C07C47/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C47/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Saturated compounds having &#8212;CHO groups bound to acyclic carbon atoms or to hydrogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/04" definition-exists="false" ipc-concordant="C07C47/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formaldehyde</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/06" definition-exists="false" ipc-concordant="C07C47/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetaldehyde</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/105" definition-exists="false" ipc-concordant="C07C47/105" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/11" definition-exists="false" ipc-concordant="C07C47/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>monocyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/115" definition-exists="false" ipc-concordant="C07C47/115" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/115</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/12" definition-exists="false" ipc-concordant="C07C47/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C47/12</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing more than one &#8212;CHO group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/127" definition-exists="false" ipc-concordant="C07C47/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/127</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glyoxal</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/133" definition-exists="false" ipc-concordant="C07C47/133" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/133</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/14" definition-exists="false" ipc-concordant="C07C47/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/16" definition-exists="false" ipc-concordant="C07C47/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Trichloroacetaldehyde</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/17" definition-exists="false" ipc-concordant="C07C47/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/19" definition-exists="false" ipc-concordant="C07C47/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups </text><reference><text>sugars <class-ref scheme="cpc">C07H</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/192" definition-exists="false" ipc-concordant="C07C47/192" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/192</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/195" definition-exists="false" ipc-concordant="C07C47/195" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/195</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/198" definition-exists="false" ipc-concordant="C07C47/198" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/198</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C47/20" definition-exists="false" ipc-concordant="C07C47/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C47/20</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Unsaturated compounds having &#8212;CHO groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/21" definition-exists="false" ipc-concordant="C07C47/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only carbon-to-carbon double bonds as unsaturation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/22" definition-exists="false" ipc-concordant="C07C47/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acryaldehyde</text></title-part><title-part><text>Methacryaldehyde</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/222" definition-exists="false" ipc-concordant="C07C47/222" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/222</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only carbon-to-carbon triple bonds as unsaturation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/225" definition-exists="false" ipc-concordant="C07C47/225" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/228" definition-exists="false" ipc-concordant="C07C47/228" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/228</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings, e.g. phenylacetaldehyde</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/23" definition-exists="false" ipc-concordant="C07C47/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/232" definition-exists="false" ipc-concordant="C07C47/232" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/232</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/235" definition-exists="false" ipc-concordant="C07C47/235" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/235</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/238" definition-exists="false" ipc-concordant="C07C47/238" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/238</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/24" definition-exists="false" ipc-concordant="C07C47/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/26" definition-exists="false" ipc-concordant="C07C47/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/263" definition-exists="false" ipc-concordant="C07C47/263" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/263</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>acyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/267" definition-exists="false" ipc-concordant="C07C47/267" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/267</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/27" definition-exists="false" ipc-concordant="C07C47/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/273" definition-exists="false" ipc-concordant="C07C47/273" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/273</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/277" definition-exists="false" ipc-concordant="C07C47/277" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/277</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C47/28" definition-exists="false" ipc-concordant="C07C47/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C47/28</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Saturated compounds having &#8212;CHO groups bound to carbon atoms of rings other than six&#8212;membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/293" definition-exists="false" ipc-concordant="C07C47/293" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/293</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with three- or four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/30" definition-exists="false" ipc-concordant="C07C47/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/32" definition-exists="false" ipc-concordant="C07C47/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/33" definition-exists="false" ipc-concordant="C07C47/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a seven- to twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/34" definition-exists="false" ipc-concordant="C07C47/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/347" definition-exists="false" ipc-concordant="C07C47/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C47/347</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>having a &#8212;CHO group on a condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/353" definition-exists="false" ipc-concordant="C07C47/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/353</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/36" definition-exists="false" ipc-concordant="C07C47/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/37" definition-exists="false" ipc-concordant="C07C47/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C47/38" definition-exists="false" ipc-concordant="C07C47/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C47/38</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Unsaturated compounds having &#8212;CHO groups bound to carbon atoms of rings other than six&#8212;membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/395" definition-exists="false" ipc-concordant="C07C47/395" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/395</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a three- or four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/40" definition-exists="false" ipc-concordant="C07C47/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/42" definition-exists="false" ipc-concordant="C07C47/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/43" definition-exists="false" ipc-concordant="C07C47/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a seven- to twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/44" definition-exists="false" ipc-concordant="C07C47/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/445" definition-exists="false" ipc-concordant="C07C47/445" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/445</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/45" definition-exists="false" ipc-concordant="C07C47/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/453" definition-exists="false" ipc-concordant="C07C47/453" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/453</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/457" definition-exists="false" ipc-concordant="C07C47/457" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/457</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/46" definition-exists="false" ipc-concordant="C07C47/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/47" definition-exists="false" ipc-concordant="C07C47/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C47/52" definition-exists="false" ipc-concordant="C07C47/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C47/52</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds having &#8212;CHO groups bound to carbon atoms of six&#8212;membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/54" definition-exists="false" ipc-concordant="C07C47/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Benzaldehyde</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/542" definition-exists="false" ipc-concordant="C07C47/542" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/542</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkylated benzaldehydes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/544" definition-exists="false" ipc-concordant="C07C47/544" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/544</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diformyl benzenes</text></title-part><title-part><text>Alkylated derivatives thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/546" definition-exists="false" ipc-concordant="C07C47/546" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/546</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/548" definition-exists="false" ipc-concordant="C07C47/548" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/548</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/55" definition-exists="false" ipc-concordant="C07C47/55" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/56" definition-exists="false" ipc-concordant="C07C47/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/565" definition-exists="false" ipc-concordant="C07C47/565" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/565</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>all hydroxy groups bound to the ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/57" definition-exists="false" ipc-concordant="C07C47/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C47/575" definition-exists="false" ipc-concordant="C07C47/575" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/575</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C47/58" definition-exists="false" ipc-concordant="C07C47/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C47/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vanillin</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C49/00" definition-exists="true" ipc-concordant="C07C49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ketones</text></title-part><title-part><text>Ketenes</text></title-part><title-part><text>Dimeric ketenes </text><reference><text>heterocyclic compounds <class-ref scheme="cpc">C07D</class-ref>, e.g. beta-lactones <class-ref scheme="cpc">C07D305/12</class-ref></text></reference></title-part><title-part><text>Ketonic chelates</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/04" definition-exists="false" ipc-concordant="C07C49/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds containing keto groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/08" definition-exists="false" ipc-concordant="C07C49/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetone</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/10" definition-exists="false" ipc-concordant="C07C49/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methyl-ethyl ketone</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/105" definition-exists="false" ipc-concordant="C07C49/105" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/11" definition-exists="false" ipc-concordant="C07C49/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>monocyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/115" definition-exists="false" ipc-concordant="C07C49/115" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/115</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/12" definition-exists="false" ipc-concordant="C07C49/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ketones containing more than one keto group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/14" definition-exists="false" ipc-concordant="C07C49/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylacetone, i.e. 2,4-pentanedione</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/15" definition-exists="false" ipc-concordant="C07C49/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/16" definition-exists="false" ipc-concordant="C07C49/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/163" definition-exists="false" ipc-concordant="C07C49/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/163</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/167" definition-exists="false" ipc-concordant="C07C49/167" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only fluorine as halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/17" definition-exists="false" ipc-concordant="C07C49/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups </text><reference><text>sugars <class-ref scheme="cpc">C07H</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/172" definition-exists="false" ipc-concordant="C07C49/172" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/172</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/173" definition-exists="false" ipc-concordant="C07C49/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/173</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/175" definition-exists="false" ipc-concordant="C07C49/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/175</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/185" definition-exists="false" ipc-concordant="C07C49/185" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C49/185</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/20" definition-exists="false" ipc-concordant="C07C49/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated compounds containing keto groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/203" definition-exists="false" ipc-concordant="C07C49/203" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/203</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only carbon-to-carbon double bonds as unsaturation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/205" definition-exists="false" ipc-concordant="C07C49/205" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methyl-vinyl ketone</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/207" definition-exists="false" ipc-concordant="C07C49/207" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/207</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only carbon-to-carbon triple bonds as unsaturation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/21" definition-exists="false" ipc-concordant="C07C49/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/213" definition-exists="false" ipc-concordant="C07C49/213" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/213</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/215" definition-exists="false" ipc-concordant="C07C49/215" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/215</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/217" definition-exists="false" ipc-concordant="C07C49/217" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/217</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/223" definition-exists="false" ipc-concordant="C07C49/223" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/223</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/225" definition-exists="false" ipc-concordant="C07C49/225" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/227" definition-exists="false" ipc-concordant="C07C49/227" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/227</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/23" definition-exists="false" ipc-concordant="C07C49/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/233" definition-exists="false" ipc-concordant="C07C49/233" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/233</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/235" definition-exists="false" ipc-concordant="C07C49/235" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/235</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/237" definition-exists="false" ipc-concordant="C07C49/237" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/237</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/24" definition-exists="false" ipc-concordant="C07C49/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/242" definition-exists="false" ipc-concordant="C07C49/242" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/245" definition-exists="false" ipc-concordant="C07C49/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/248" definition-exists="false" ipc-concordant="C07C49/248" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/248</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/252" definition-exists="false" ipc-concordant="C07C49/252" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/252</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/255" definition-exists="false" ipc-concordant="C07C49/255" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/255</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/258" definition-exists="false" ipc-concordant="C07C49/258" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C49/258</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/29" definition-exists="false" ipc-concordant="C07C49/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds containing keto groups bound to rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/293" definition-exists="false" ipc-concordant="C07C49/293" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/293</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a three- or four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/297" definition-exists="false" ipc-concordant="C07C49/297" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/297</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/303" definition-exists="false" ipc-concordant="C07C49/303" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/303</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/307" definition-exists="false" ipc-concordant="C07C49/307" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/307</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a seven- to twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/313" definition-exists="false" ipc-concordant="C07C49/313" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/313</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/317" definition-exists="false" ipc-concordant="C07C49/317" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/317</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>both carbon atoms bound to the keto group belonging to rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/323" definition-exists="false" ipc-concordant="C07C49/323" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/323</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having keto groups bound to condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/327" definition-exists="false" ipc-concordant="C07C49/327" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/327</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/333" definition-exists="false" ipc-concordant="C07C49/333" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/333</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/337" definition-exists="false" ipc-concordant="C07C49/337" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/337</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/345" definition-exists="false" ipc-concordant="C07C49/345" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/345</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/35" definition-exists="false" ipc-concordant="C07C49/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/355" definition-exists="false" ipc-concordant="C07C49/355" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C49/355</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/385" definition-exists="false" ipc-concordant="C07C49/385" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/385</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds containing a keto group being part of a ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/39" definition-exists="false" ipc-concordant="C07C49/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a three- or four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/395" definition-exists="false" ipc-concordant="C07C49/395" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/395</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/403" definition-exists="false" ipc-concordant="C07C49/403" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/403</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a six-membered ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/407" definition-exists="false" ipc-concordant="C07C49/407" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/407</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Menthones</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/413" definition-exists="false" ipc-concordant="C07C49/413" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/413</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a seven- to twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/417" definition-exists="false" ipc-concordant="C07C49/417" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/417</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/423" definition-exists="false" ipc-concordant="C07C49/423" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/423</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/427" definition-exists="false" ipc-concordant="C07C49/427" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/427</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/433" definition-exists="false" ipc-concordant="C07C49/433" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/433</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing seven carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C49/437" definition-exists="false" ipc-concordant="C07C49/437" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/437</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Camphor</text></title-part><title-part><text>Fenchone</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/443" definition-exists="false" ipc-concordant="C07C49/443" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/443</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing eight or nine carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/447" definition-exists="false" ipc-concordant="C07C49/447" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/447</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing ten carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/453" definition-exists="false" ipc-concordant="C07C49/453" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/453</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/457" definition-exists="false" ipc-concordant="C07C49/457" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/457</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/463" definition-exists="false" ipc-concordant="C07C49/463" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/463</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/467" definition-exists="false" ipc-concordant="C07C49/467" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/467</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/473" definition-exists="false" ipc-concordant="C07C49/473" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/473</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/477" definition-exists="false" ipc-concordant="C07C49/477" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/477</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/483" definition-exists="false" ipc-concordant="C07C49/483" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/483</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three rings</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/487" definition-exists="false" ipc-concordant="C07C49/487" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/487</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/493" definition-exists="false" ipc-concordant="C07C49/493" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/493</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a three- to five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/497" definition-exists="false" ipc-concordant="C07C49/497" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/497</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/503" definition-exists="false" ipc-concordant="C07C49/503" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/503</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a seven- to twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/507" definition-exists="false" ipc-concordant="C07C49/507" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/507</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/513" definition-exists="false" ipc-concordant="C07C49/513" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/513</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a condensed ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/517" definition-exists="false" ipc-concordant="C07C49/517" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/517</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/523" definition-exists="false" ipc-concordant="C07C49/523" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C49/523</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/527" definition-exists="false" ipc-concordant="C07C49/527" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/527</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated compounds containing keto groups bound to rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/533" definition-exists="false" ipc-concordant="C07C49/533" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/533</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a three- or four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/537" definition-exists="false" ipc-concordant="C07C49/537" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/537</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/543" definition-exists="false" ipc-concordant="C07C49/543" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/543</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/547" definition-exists="false" ipc-concordant="C07C49/547" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/547</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a seven- to twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/553" definition-exists="false" ipc-concordant="C07C49/553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/553</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/557" definition-exists="false" ipc-concordant="C07C49/557" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/557</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/563" definition-exists="false" ipc-concordant="C07C49/563" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/563</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/567" definition-exists="false" ipc-concordant="C07C49/567" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/567</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/573" definition-exists="false" ipc-concordant="C07C49/573" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/573</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/577" definition-exists="false" ipc-concordant="C07C49/577" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/577</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/583" definition-exists="false" ipc-concordant="C07C49/583" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C49/583</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/587" definition-exists="false" ipc-concordant="C07C49/587" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/587</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated compounds containing a keto groups being part of a ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/593" definition-exists="false" ipc-concordant="C07C49/593" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/593</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a three- or four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/597" definition-exists="false" ipc-concordant="C07C49/597" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/597</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/603" definition-exists="false" ipc-concordant="C07C49/603" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/603</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/607" definition-exists="false" ipc-concordant="C07C49/607" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/607</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a seven-to twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/613" definition-exists="false" ipc-concordant="C07C49/613" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/613</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/617" definition-exists="false" ipc-concordant="C07C49/617" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/617</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/623" definition-exists="false" ipc-concordant="C07C49/623" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/623</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/627" definition-exists="false" ipc-concordant="C07C49/627" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/627</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing seven carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/633" definition-exists="false" ipc-concordant="C07C49/633" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C49/633</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the condensed ring system containing eight or nine carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/637" definition-exists="false" ipc-concordant="C07C49/637" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/637</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system containing ten carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/643" definition-exists="false" ipc-concordant="C07C49/643" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/643</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/647" definition-exists="false" ipc-concordant="C07C49/647" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/647</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/653" definition-exists="false" ipc-concordant="C07C49/653" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/653</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/657" definition-exists="false" ipc-concordant="C07C49/657" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/657</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/665" definition-exists="false" ipc-concordant="C07C49/665" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/665</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/67" definition-exists="false" ipc-concordant="C07C49/67" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/67</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two rings, e.g. tetralones</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/675" definition-exists="false" ipc-concordant="C07C49/675" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/675</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/683" definition-exists="false" ipc-concordant="C07C49/683" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/683</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/687" definition-exists="false" ipc-concordant="C07C49/687" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/687</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/693" definition-exists="false" ipc-concordant="C07C49/693" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/693</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/697" definition-exists="false" ipc-concordant="C07C49/697" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/697</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/703" definition-exists="false" ipc-concordant="C07C49/703" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/703</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/707" definition-exists="false" ipc-concordant="C07C49/707" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/707</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a three- to five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/713" definition-exists="false" ipc-concordant="C07C49/713" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/713</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/717" definition-exists="false" ipc-concordant="C07C49/717" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/717</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a seven- to twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/723" definition-exists="false" ipc-concordant="C07C49/723" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/723</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/727" definition-exists="false" ipc-concordant="C07C49/727" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/727</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/733" definition-exists="false" ipc-concordant="C07C49/733" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/733</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C49/737" definition-exists="false" ipc-concordant="C07C49/737" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/737</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/743" definition-exists="false" ipc-concordant="C07C49/743" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/743</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the rings, e.g. humulones, lupulones</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/747" definition-exists="false" ipc-concordant="C07C49/747" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/747</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/753" definition-exists="false" ipc-concordant="C07C49/753" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/753</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/755" definition-exists="false" ipc-concordant="C07C49/755" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/755</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a keto group being part of a condensed ring system with two or three rings, at least one ring being a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/757" definition-exists="false" ipc-concordant="C07C49/757" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C49/757</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/76" definition-exists="false" ipc-concordant="C07C49/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C49/76</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Ketones containing a keto group bound to a six-membered aromatic ring </text><reference><text>compounds having a keto group being part of a condensed ring system and being bound to a six-membered aromatic ring <class-ref scheme="cpc">C07C49/657</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C49/757</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/78" definition-exists="false" ipc-concordant="C07C49/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetophenone</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/782" definition-exists="false" ipc-concordant="C07C49/782" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/782</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/784" definition-exists="false" ipc-concordant="C07C49/784" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/784</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with all keto groups bound to a non-condensed ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C49/786" definition-exists="false" ipc-concordant="C07C49/786" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/786</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Benzophenone</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/788" definition-exists="false" ipc-concordant="C07C49/788" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/788</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with keto groups bound to a condensed ring system</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/792" definition-exists="false" ipc-concordant="C07C49/792" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/792</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/794" definition-exists="false" ipc-concordant="C07C49/794" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/794</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside an aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/796" definition-exists="false" ipc-concordant="C07C49/796" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/796</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/798" definition-exists="false" ipc-concordant="C07C49/798" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/798</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/80" definition-exists="false" ipc-concordant="C07C49/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/807" definition-exists="false" ipc-concordant="C07C49/807" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/807</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>all halogen atoms bound to the ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/813" definition-exists="false" ipc-concordant="C07C49/813" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/813</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/82" definition-exists="false" ipc-concordant="C07C49/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/825" definition-exists="false" ipc-concordant="C07C49/825" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/825</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>all hydroxy groups bound to the ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/83" definition-exists="false" ipc-concordant="C07C49/83" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/83</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C49/835" definition-exists="false" ipc-concordant="C07C49/835" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/835</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside an aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/84" definition-exists="false" ipc-concordant="C07C49/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/86" definition-exists="false" ipc-concordant="C07C49/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C49/86</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/88" definition-exists="false" ipc-concordant="C07C49/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ketenes</text></title-part><title-part><text>Dimeric ketenes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C49/90" definition-exists="false" ipc-concordant="C07C49/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ketene, i.e. C<sub>2</sub>H<sub>2</sub>O</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C49/92" definition-exists="false" ipc-concordant="C07C49/92" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C49/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ketonic chelates</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C50/00" definition-exists="true" ipc-concordant="C07C50/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Quinones </text><reference><text>for quinone methides, see unsaturated ketones with a keto group being part of a ring</text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In this group, quinhydrones are classified according to their quinoid part.</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C50/02" definition-exists="false" ipc-concordant="C07C50/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with monocyclic quinoid structure</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/04" definition-exists="false" ipc-concordant="C07C50/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Benzoquinones, i.e. C<sub>6</sub>H<sub>4</sub>O<sub>2</sub></text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/06" definition-exists="false" ipc-concordant="C07C50/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturation outside the quinoid structure</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C50/08" definition-exists="false" ipc-concordant="C07C50/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with polycyclic non-condensed quinoid structure</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C50/10" definition-exists="false" ipc-concordant="C07C50/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the quinoid structure being part of a condensed ring system containing two rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/12" definition-exists="false" ipc-concordant="C07C50/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Naphthoquinones, i.e. C<sub>10</sub>H<sub>6</sub>O<sub>2</sub></text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/14" definition-exists="false" ipc-concordant="C07C50/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/14</classification-symbol><class-title date-revised="2015-12-01"><title-part><text>with unsaturation outside the ring system, e.g. vitamin K<sub>1</sub></text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C50/16" definition-exists="false" ipc-concordant="C07C50/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the quinoid structure being part of a condensed ring system containing three rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/18" definition-exists="false" ipc-concordant="C07C50/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Anthraquinones, i.e. C<sub>14</sub>H<sub>8</sub>O<sub>2</sub></text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/20" definition-exists="false" ipc-concordant="C07C50/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturation outside the ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C50/22" definition-exists="false" ipc-concordant="C07C50/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the quinoid structure being part of a condensed ring system containing four or more rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C50/24" definition-exists="false" ipc-concordant="C07C50/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C50/26" definition-exists="false" ipc-concordant="C07C50/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing groups having oxygen atoms singly bound to carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/28" definition-exists="false" ipc-concordant="C07C50/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with monocyclic quinoid structure</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/30" definition-exists="false" ipc-concordant="C07C50/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with polycyclic non-condensed quinoid structure</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/32" definition-exists="false" ipc-concordant="C07C50/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the quinoid structure being part of a condensed ring system having two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/34" definition-exists="false" ipc-concordant="C07C50/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the quinoid structure being part of a condensed ring system having three rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C50/36" definition-exists="false" ipc-concordant="C07C50/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C50/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the quinoid structure being part of a condensed ring system having four or more rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C50/38" definition-exists="false" ipc-concordant="C07C50/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C50/38</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO or non&#8212;quinoid keto groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C51/00" definition-exists="true" ipc-concordant="C07C51/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of carboxylic acids or their salts, halides or anhydrides </text><reference><text>of acids by hydrolysis of oils, fats or waxes <class-ref scheme="cpc">C11C</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/02" definition-exists="false" ipc-concordant="C07C51/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from salts of carboxylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/04" definition-exists="false" ipc-concordant="C07C51/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carboxylic acid halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/06" definition-exists="false" ipc-concordant="C07C51/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carboxylic acid amides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/08" definition-exists="false" ipc-concordant="C07C51/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from nitriles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/083" definition-exists="false" ipc-concordant="C07C51/083" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/083</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carboxylic acid anhydrides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/087" definition-exists="false" ipc-concordant="C07C51/087" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/087</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrolysis</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/09" definition-exists="false" ipc-concordant="C07C51/09" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carboxylic acid esters or lactones</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/093" definition-exists="false" ipc-concordant="C07C51/093" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C51/093</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>by hydrolysis of &#8212;CX<sub>3</sub> groups, X being halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/097" definition-exists="false" ipc-concordant="C07C51/097" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/097</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from or via nitro-substituted organic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/10" definition-exists="false" ipc-concordant="C07C51/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with carbon monoxide</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/12" definition-exists="false" ipc-concordant="C07C51/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>on an oxygen-containing group in organic compounds, e.g. alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/14" definition-exists="false" ipc-concordant="C07C51/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>on a carbon-to-carbon unsaturated bond in organic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/145" definition-exists="false" ipc-concordant="C07C51/145" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with simultaneous oxidation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/15" definition-exists="false" ipc-concordant="C07C51/15" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/16" definition-exists="false" ipc-concordant="C07C51/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation </text><reference><text><class-ref scheme="cpc">C07C51/145</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/21" definition-exists="false" ipc-concordant="C07C51/21" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with molecular oxygen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/215" definition-exists="false" ipc-concordant="C07C51/215" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/215</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of saturated hydrocarbyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C51/225" definition-exists="false" ipc-concordant="C07C51/225" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of paraffin waxes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/23" definition-exists="false" ipc-concordant="C07C51/23" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of oxygen-containing groups to carboxyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C51/235" definition-exists="false" ipc-concordant="C07C51/235" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C51/235</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>of &#8212;CHO groups or primary alcohol groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C51/245" definition-exists="false" ipc-concordant="C07C51/245" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of keto groups or secondary alcohol groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/25" definition-exists="false" ipc-concordant="C07C51/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of unsaturated compounds containing no six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C51/252" definition-exists="false" ipc-concordant="C07C51/25" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/252</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of propene, butenes, acrolein or methacrolein</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/255" definition-exists="false" ipc-concordant="C07C51/255" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/255</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of compounds containing six-membered aromatic rings without ring-splitting</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C51/265" definition-exists="false" ipc-concordant="C07C51/265" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/265</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having alkyl side chains which are oxidised to carboxyl groups</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>Reactions of the Katzschmann type, i.e. oxidation of a dialkyl-aromatic compound with intermediate esterification of the mono-acid, see relevant ester groups, even when the end product is a carboxylic acid</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/27" definition-exists="false" ipc-concordant="C07C51/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with oxides of nitrogen or nitrogen-containing mineral acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/275" definition-exists="false" ipc-concordant="C07C51/275" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/275</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/285" definition-exists="false" ipc-concordant="C07C51/285" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with peroxy-compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/29" definition-exists="false" ipc-concordant="C07C51/29" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with halogen-containing compounds which may be formed <u>in situ</u></text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/295" definition-exists="false" ipc-concordant="C07C51/295" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/295</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with inorganic bases, e.g. by alkali fusion</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/305" definition-exists="false" ipc-concordant="C07C51/305" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sulfur or sulfur-containing compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/31" definition-exists="false" ipc-concordant="C07C51/31" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of cyclic compounds with ring-splitting</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/313" definition-exists="false" ipc-concordant="C07C51/31" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/313</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with molecular oxygen</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/316" definition-exists="false" ipc-concordant="C07C51/31" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/316</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with oxides of nitrogen or nitrogen-containing mineral acids</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/34" definition-exists="false" ipc-concordant="C07C51/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation with ozone</text></title-part><title-part><text>by hydrolysis of ozonides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/347" definition-exists="false" ipc-concordant="C07C51/347" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/347</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving formation of carboxyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/353" definition-exists="false" ipc-concordant="C07C51/353" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/353</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by isomerisation</text></title-part><title-part><text>by change of size of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/36" definition-exists="false" ipc-concordant="C07C51/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation of carbon-to-carbon unsaturated bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/363" definition-exists="false" ipc-concordant="C07C51/363" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/363</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of halogen</text></title-part><title-part><text>by substitution of halogen atoms by other halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/367" definition-exists="false" ipc-concordant="C07C51/367" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/367</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of functional groups containing oxygen only in singly bound form</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/373" definition-exists="false" ipc-concordant="C07C51/373" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/373</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of functional groups containing oxygen only in doubly bound form</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/377" definition-exists="false" ipc-concordant="C07C51/377" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C51/377</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>by splitting-off hydrogen or functional groups</text></title-part><title-part><text>by hydrogenolysis of functional groups </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C07C51/36</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C51/373</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/38" definition-exists="false" ipc-concordant="C07C51/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by decarboxylation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/41" definition-exists="false" ipc-concordant="C07C51/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C51/41</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Preparation of salts of carboxylic acids </text><reference><CPC-specific-text><text><class-ref scheme="cpc">C07C51/093</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C51/34</class-ref> take precedence</text></CPC-specific-text><text> preparation of soap <class-ref scheme="cpc">C11D</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/412" definition-exists="false" ipc-concordant="C07C51/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/412</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/414" definition-exists="false" ipc-concordant="C07C51/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/414</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation of superbasic salts</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/416" definition-exists="false" ipc-concordant="C07C51/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/416</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Henkel reaction and related reactions, i.e. rearrangement of carboxylate salt groups linked to six-membered aromatic rings, in the absence or in the presence of CO or CO<sub>2</sub>, (e.g. preparation of terepholates from benzoates); no additional classification for the subsequent hydrolysis of the salt groups has to be given</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/418" definition-exists="false" ipc-concordant="C07C51/41" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/418</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation of metal complexes containing carboxylic acid moieties</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/42" definition-exists="false" ipc-concordant="C07C51/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/43" definition-exists="false" ipc-concordant="C07C51/43" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by change of the physical state, e.g. crystallisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/44" definition-exists="false" ipc-concordant="C07C51/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C51/445" definition-exists="false" ipc-concordant="C07C51/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/445</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by steam distillation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C51/46" definition-exists="false" ipc-concordant="C07C51/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by azeotropic distillation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/47" definition-exists="false" ipc-concordant="C07C51/47" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by solid-liquid treatment</text></title-part><title-part><text>by chemisorption</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/48" definition-exists="false" ipc-concordant="C07C51/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by liquid-liquid treatment</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/487" definition-exists="false" ipc-concordant="C07C51/487" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/487</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatment giving rise to chemical modification </text><reference><text>by chemisorption <class-ref scheme="cpc">C07C51/47</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C51/493" definition-exists="false" ipc-concordant="C07C51/493" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/493</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>whereby carboxylic acid esters are formed</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/50" definition-exists="false" ipc-concordant="C07C51/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07C51/50</classification-symbol><class-title date-revised="2016-08-01"><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/54" definition-exists="false" ipc-concordant="C07C51/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of carboxylic acid anhydrides </text><reference><text>by oxidation <class-ref scheme="cpc">C07C51/16</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/56" definition-exists="false" ipc-concordant="C07C51/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from organic acids, their salts, their esters </text><CPC-specific-text><text>or their halides, e.g. by carboxylation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/567" definition-exists="false" ipc-concordant="C07C51/567" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/567</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving carboxylic acid anhydride groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/573" definition-exists="false" ipc-concordant="C07C51/573" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/573</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C51/58" definition-exists="false" ipc-concordant="C07C51/58" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of carboxylic acid halides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/60" definition-exists="false" ipc-concordant="C07C51/60" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by conversion of carboxylic acids or their anhydrides </text><CPC-specific-text><text>or esters, lactones, salts</text></CPC-specific-text><text> into halides with the same carboxylic acid part</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/62" definition-exists="false" ipc-concordant="C07C51/62" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the carboxylic acid halide group</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C51/64" definition-exists="false" ipc-concordant="C07C51/64" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C51/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C53/00" definition-exists="true" ipc-concordant="C07C53/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/02" definition-exists="false" ipc-concordant="C07C53/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/06" definition-exists="false" ipc-concordant="C07C53/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts thereof</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/08" definition-exists="false" ipc-concordant="C07C53/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetic acid </text><reference><text>pyroligneous acid <class-ref scheme="cpc">C10C</class-ref>; preparation of vinegar <class-ref scheme="cpc">C12J</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/10" definition-exists="false" ipc-concordant="C07C53/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts thereof</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/12" definition-exists="false" ipc-concordant="C07C53/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetic anhydride </text><reference><text>ketene <class-ref scheme="cpc">C07C49/90</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/122" definition-exists="false" ipc-concordant="C07C53/122" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/122</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Propionic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/124" definition-exists="false" ipc-concordant="C07C53/124" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/124</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acids containing four carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/126" definition-exists="false" ipc-concordant="C07C53/126" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acids containing more than four carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/128" definition-exists="false" ipc-concordant="C07C53/128" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/128</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carboxylic group being bound to a carbon atom bound to at least two other carbon atoms, e.g. neo-acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/132" definition-exists="false" ipc-concordant="C07C53/132" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/132</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/134" definition-exists="false" ipc-concordant="C07C53/134" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/134</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>monocyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/136" definition-exists="false" ipc-concordant="C07C53/136" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/136</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C53/138" definition-exists="false" ipc-concordant="C07C53/138" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/138</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing an adamantane ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/15" definition-exists="false" ipc-concordant="C07C53/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/16" definition-exists="false" ipc-concordant="C07C53/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated acetic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C53/18" definition-exists="false" ipc-concordant="C07C53/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing fluorine</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/19" definition-exists="false" ipc-concordant="C07C53/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acids containing three or more carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C53/21" definition-exists="false" ipc-concordant="C07C53/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing fluorine</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/23" definition-exists="false" ipc-concordant="C07C53/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C53/38" definition-exists="false" ipc-concordant="C07C53/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acyl halides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/40" definition-exists="false" ipc-concordant="C07C53/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetyl halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/42" definition-exists="false" ipc-concordant="C07C53/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of acids containing three or more carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/44" definition-exists="false" ipc-concordant="C07C53/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C53/46" definition-exists="false" ipc-concordant="C07C53/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen outside the carbonyl halide group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C53/48" definition-exists="false" ipc-concordant="C07C53/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated acetyl halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C53/50" definition-exists="false" ipc-concordant="C07C53/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C53/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of acids containing three or more carbon atoms</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C55/00" definition-exists="true" ipc-concordant="C07C55/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having more than one carboxyl group bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C55/02" definition-exists="false" ipc-concordant="C07C55/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dicarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/06" definition-exists="false" ipc-concordant="C07C55/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oxalic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C55/07" definition-exists="false" ipc-concordant="C07C55/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts thereof</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/08" definition-exists="false" ipc-concordant="C07C55/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Malonic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/10" definition-exists="false" ipc-concordant="C07C55/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Succinic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/12" definition-exists="false" ipc-concordant="C07C55/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glutaric acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/14" definition-exists="false" ipc-concordant="C07C55/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Adipic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/16" definition-exists="false" ipc-concordant="C07C55/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pimelic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/18" definition-exists="false" ipc-concordant="C07C55/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Azelaic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/20" definition-exists="false" ipc-concordant="C07C55/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sebacic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/21" definition-exists="false" ipc-concordant="C07C55/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dicarboxylic acids containing twelve carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C55/22" definition-exists="false" ipc-concordant="C07C55/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tricarboxylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C55/24" definition-exists="false" ipc-concordant="C07C55/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing more than three carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C55/26" definition-exists="false" ipc-concordant="C07C55/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings </text><CPC-specific-text><text>other than aromatic rings</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/28" definition-exists="false" ipc-concordant="C07C55/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>monocyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/30" definition-exists="false" ipc-concordant="C07C55/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C55/32" definition-exists="false" ipc-concordant="C07C55/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/34" definition-exists="false" ipc-concordant="C07C55/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C55/36" definition-exists="false" ipc-concordant="C07C55/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acyl halides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/38" definition-exists="false" ipc-concordant="C07C55/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C55/40" definition-exists="false" ipc-concordant="C07C55/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C55/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen outside the carboxyl halide group</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C57/00" definition-exists="true" ipc-concordant="C07C57/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C57/02" definition-exists="false" ipc-concordant="C07C57/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only carbon-to-carbon double bonds as unsaturation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/03" definition-exists="false" ipc-concordant="C07C57/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/04" definition-exists="false" ipc-concordant="C07C57/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acrylic acid</text></title-part><title-part><text>Methacrylic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/08" definition-exists="false" ipc-concordant="C07C57/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crotonic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/10" definition-exists="false" ipc-concordant="C07C57/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sorbic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/12" definition-exists="false" ipc-concordant="C07C57/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Straight chain carboxylic acids containing eighteen carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/13" definition-exists="false" ipc-concordant="C07C57/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dicarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/145" definition-exists="false" ipc-concordant="C07C57/145" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Maleic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/15" definition-exists="false" ipc-concordant="C07C57/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fumaric acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/155" definition-exists="false" ipc-concordant="C07C57/155" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/155</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Citraconic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/16" definition-exists="false" ipc-concordant="C07C57/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Muconic acid</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C57/18" definition-exists="false" ipc-concordant="C07C57/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only carbon-to-carbon triple bonds as unsaturation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/20" definition-exists="false" ipc-concordant="C07C57/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Propiolic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/22" definition-exists="false" ipc-concordant="C07C57/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene dicarboxylic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/24" definition-exists="false" ipc-concordant="C07C57/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diacetylene or polyacetylene dicarboxylic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C57/26" definition-exists="false" ipc-concordant="C07C57/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/28" definition-exists="false" ipc-concordant="C07C57/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing an adamantane ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C57/30" definition-exists="false" ipc-concordant="C07C57/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/32" definition-exists="false" ipc-concordant="C07C57/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phenylacetic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/34" definition-exists="false" ipc-concordant="C07C57/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing more than one carboxyl group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/36" definition-exists="false" ipc-concordant="C07C57/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phenymalonic acid</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/38" definition-exists="false" ipc-concordant="C07C57/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/40" definition-exists="false" ipc-concordant="C07C57/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/42" definition-exists="false" ipc-concordant="C07C57/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/44" definition-exists="false" ipc-concordant="C07C57/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cinnamic acid</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C57/46" definition-exists="false" ipc-concordant="C07C57/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings, e.g. cyclohexylphenylacetic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/48" definition-exists="false" ipc-concordant="C07C57/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/50" definition-exists="false" ipc-concordant="C07C57/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C57/52" definition-exists="false" ipc-concordant="C07C57/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/54" definition-exists="false" ipc-concordant="C07C57/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenated acrylic or methacrylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/56" definition-exists="false" ipc-concordant="C07C57/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/58" definition-exists="false" ipc-concordant="C07C57/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C57/60" definition-exists="false" ipc-concordant="C07C57/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/62" definition-exists="false" ipc-concordant="C07C57/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C57/64" definition-exists="false" ipc-concordant="C07C57/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acyl halides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/66" definition-exists="false" ipc-concordant="C07C57/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only carbon-to-carbon double bonds as unsaturation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/68" definition-exists="false" ipc-concordant="C07C57/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C57/68</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with only carbon-to-carbon triple bonds as unsaturation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/70" definition-exists="false" ipc-concordant="C07C57/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/72" definition-exists="false" ipc-concordant="C07C57/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/74" definition-exists="false" ipc-concordant="C07C57/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C57/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C57/76" definition-exists="false" ipc-concordant="C07C57/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C57/76</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing halogen outside the carbonyl halide groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C59/00" definition-exists="true" ipc-concordant="C07C59/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C59/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O&#8212;metal, &#8212;CHO, keto, ether, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C59/01" definition-exists="false" ipc-concordant="C07C59/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having only one carboxyl group and containing hydroxy or O-metal groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/06" definition-exists="false" ipc-concordant="C07C59/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glycolic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/08" definition-exists="false" ipc-concordant="C07C59/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lactic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/10" definition-exists="false" ipc-concordant="C07C59/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polyhydroxy carboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/105" definition-exists="false" ipc-concordant="C07C59/105" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having five or more carbon atoms, e.g. aldonic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/11" definition-exists="false" ipc-concordant="C07C59/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/115" definition-exists="false" ipc-concordant="C07C59/115" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/115</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C59/125" definition-exists="false" ipc-concordant="C07C59/125" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having only one carboxyl group and containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/13" definition-exists="false" ipc-concordant="C07C59/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/135" definition-exists="false" ipc-concordant="C07C59/135" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/135</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C59/147" definition-exists="false" ipc-concordant="C07C59/147" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C59/147</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Saturated compounds having only one carboxyl group and containing &#8212;CHO groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/153" definition-exists="false" ipc-concordant="C07C59/153" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/153</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glyoxylic acid</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C59/185" definition-exists="false" ipc-concordant="C07C59/185" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/185</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having only one carboxyl group and containing keto groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/19" definition-exists="false" ipc-concordant="C07C59/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pyruvic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/195" definition-exists="false" ipc-concordant="C07C59/195" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/195</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetoacetic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/205" definition-exists="false" ipc-concordant="C07C59/205" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/21" definition-exists="false" ipc-concordant="C07C59/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/215" definition-exists="false" ipc-concordant="C07C59/215" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/215</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing singly bound oxygen containing groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/225" definition-exists="false" ipc-concordant="C07C59/225" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C59/225</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C59/235" definition-exists="false" ipc-concordant="C07C59/235" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/235</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds containing more than one carboxyl group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/245" definition-exists="false" ipc-concordant="C07C59/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/255" definition-exists="false" ipc-concordant="C07C59/255" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/255</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tartaric acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/265" definition-exists="false" ipc-concordant="C07C59/265" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/265</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Citric acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/285" definition-exists="false" ipc-concordant="C07C59/285" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polyhydroxy dicarboxylic acids having five or more carbon atoms, e.g. saccharic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/29" definition-exists="false" ipc-concordant="C07C59/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/295" definition-exists="false" ipc-concordant="C07C59/295" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/295</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/305" definition-exists="false" ipc-concordant="C07C59/305" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/31" definition-exists="false" ipc-concordant="C07C59/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/315" definition-exists="false" ipc-concordant="C07C59/315" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/315</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/325" definition-exists="false" ipc-concordant="C07C59/325" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C59/325</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/347" definition-exists="false" ipc-concordant="C07C59/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/347</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing keto groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/353" definition-exists="false" ipc-concordant="C07C59/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/353</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C59/40" definition-exists="false" ipc-concordant="C07C59/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/42" definition-exists="false" ipc-concordant="C07C59/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/44" definition-exists="false" ipc-concordant="C07C59/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ricinoleic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/46" definition-exists="false" ipc-concordant="C07C59/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/48" definition-exists="false" ipc-concordant="C07C59/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C59/50" definition-exists="false" ipc-concordant="C07C59/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mandelic acid</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/52" definition-exists="false" ipc-concordant="C07C59/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a hydroxy or O-metal group being bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/54" definition-exists="false" ipc-concordant="C07C59/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/56" definition-exists="false" ipc-concordant="C07C59/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/58" definition-exists="false" ipc-concordant="C07C59/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/60" definition-exists="false" ipc-concordant="C07C59/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the non-carboxylic part of the ether being unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/62" definition-exists="false" ipc-concordant="C07C59/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/64" definition-exists="false" ipc-concordant="C07C59/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C59/66" definition-exists="false" ipc-concordant="C07C59/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the non-carboxylic part of the ether containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C59/68" definition-exists="false" ipc-concordant="C07C59/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of the ether group being bound to a non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C59/70" definition-exists="false" ipc-concordant="C07C59/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C59/70</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Ethers of hydroxy-acetic acid </text><CPC-specific-text><text>, e.g. substitutes on the ring</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/72" definition-exists="false" ipc-concordant="C07C59/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/74" definition-exists="false" ipc-concordant="C07C59/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C59/74</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C59/76" definition-exists="false" ipc-concordant="C07C59/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing keto groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/80" definition-exists="false" ipc-concordant="C07C59/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C59/82" definition-exists="false" ipc-concordant="C07C59/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the keto group being part of a ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/84" definition-exists="false" ipc-concordant="C07C59/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/86" definition-exists="false" ipc-concordant="C07C59/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings and other rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/88" definition-exists="false" ipc-concordant="C07C59/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/90" definition-exists="false" ipc-concordant="C07C59/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C59/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing singly bound oxygen-containing groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C59/92" definition-exists="false" ipc-concordant="C07C59/92" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C59/92</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C61/00" definition-exists="true" ipc-concordant="C07C61/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds having carboxyl groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>The oxidation mixture of naphthenes containing naphthenic acids, is classified in <class-ref scheme="cpc">C07C61/005</class-ref></note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C61/005" definition-exists="false" ipc-concordant="C07C61/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-10-01" status="published"><classification-symbol>C07C61/005</classification-symbol><class-title date-revised="2015-10-01"><title-part><CPC-specific-text><text>Naphthenic acids</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C61/04" definition-exists="false" ipc-concordant="C07C61/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having a carboxyl group bound to a three or four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C61/06" definition-exists="false" ipc-concordant="C07C61/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having a carboxyl group bound to a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C61/08" definition-exists="false" ipc-concordant="C07C61/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having a carboxyl group bound to a six-membered ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/09" definition-exists="false" ipc-concordant="C07C61/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Completely hydrogenated benzenedicarboxylic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C61/10" definition-exists="false" ipc-concordant="C07C61/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds having a carboxyl group bound to a seven-to-twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C61/12" definition-exists="false" ipc-concordant="C07C61/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated polycyclic compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/125" definition-exists="false" ipc-concordant="C07C61/125" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a carboxyl group bound to a condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C61/13" definition-exists="false" ipc-concordant="C07C61/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C61/135" definition-exists="false" ipc-concordant="C07C61/135" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/135</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C61/15" definition-exists="false" ipc-concordant="C07C61/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds containing halogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C61/16" definition-exists="false" ipc-concordant="C07C61/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/20" definition-exists="false" ipc-concordant="C07C61/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a carboxyl group bound to a five-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/22" definition-exists="false" ipc-concordant="C07C61/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a carboxyl group bound to a six-membered ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C61/24" definition-exists="false" ipc-concordant="C07C61/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Partially hydrogenated benzenedicarboxylic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/26" definition-exists="false" ipc-concordant="C07C61/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a carboxyl group bound to a seven-to-twelve-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/28" definition-exists="false" ipc-concordant="C07C61/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C61/29" definition-exists="false" ipc-concordant="C07C61/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a carboxyl group bound to a condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/35" definition-exists="false" ipc-concordant="C07C61/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C61/37" definition-exists="false" ipc-concordant="C07C61/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2014-02-04" status="published"><classification-symbol>C07C61/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chrysanthemumic acid</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/39" definition-exists="false" ipc-concordant="C07C61/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C61/40" definition-exists="false" ipc-concordant="C07C61/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C61/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C62/00" definition-exists="true" ipc-concordant="C07C62/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C62/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds having carboxyl groups bound to carbon atoms of rings other than six&#8212;membered aromatic rings and containing any of the groups OH, O&#8212;metal, &#8212;CHO, keto, ether, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C62/02" definition-exists="false" ipc-concordant="C07C62/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds containing hydroxy or O-metal groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/04" definition-exists="false" ipc-concordant="C07C62/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/06" definition-exists="false" ipc-concordant="C07C62/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C62/08" definition-exists="false" ipc-concordant="C07C62/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/10" definition-exists="false" ipc-concordant="C07C62/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/12" definition-exists="false" ipc-concordant="C07C62/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C62/14" definition-exists="false" ipc-concordant="C07C62/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a carboxyl group on a condensed ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C62/16" definition-exists="false" ipc-concordant="C07C62/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C62/16</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Saturated compounds containing &#8212;CHO groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C62/18" definition-exists="false" ipc-concordant="C07C62/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Saturated compounds containing keto groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/20" definition-exists="false" ipc-concordant="C07C62/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a </text><CPC-specific-text><text>saturated</text></CPC-specific-text><text> six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/22" definition-exists="false" ipc-concordant="C07C62/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/24" definition-exists="false" ipc-concordant="C07C62/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the keto group being part of a ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/26" definition-exists="false" ipc-concordant="C07C62/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing singly bound oxygen-containing groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/28" definition-exists="false" ipc-concordant="C07C62/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C62/28</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C62/30" definition-exists="false" ipc-concordant="C07C62/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unsaturated compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/32" definition-exists="false" ipc-concordant="C07C62/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/34" definition-exists="false" ipc-concordant="C07C62/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/36" definition-exists="false" ipc-concordant="C07C62/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C62/36</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C62/38" definition-exists="false" ipc-concordant="C07C62/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C62/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing keto groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C63/00" definition-exists="true" ipc-concordant="C07C63/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C63/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C63/04" definition-exists="false" ipc-concordant="C07C63/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic monocarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C63/06" definition-exists="false" ipc-concordant="C07C63/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Benzoic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C63/08" definition-exists="false" ipc-concordant="C07C63/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C63/10" definition-exists="false" ipc-concordant="C07C63/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halides thereof</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C63/14" definition-exists="false" ipc-concordant="C07C63/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic dicarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C63/15" definition-exists="false" ipc-concordant="C07C63/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>all carboxyl groups bound to carbon atoms of the six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C63/16" definition-exists="false" ipc-concordant="C07C63/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>1,2 - Benzenedicarboxylic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/20" definition-exists="false" ipc-concordant="C07C63/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/22" definition-exists="false" ipc-concordant="C07C63/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halides thereof</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C63/24" definition-exists="false" ipc-concordant="C07C63/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>1,3 - Benzenedicarboxylic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C63/26" definition-exists="false" ipc-concordant="C07C63/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>1,4 - Benzenedicarboxylic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/28" definition-exists="false" ipc-concordant="C07C63/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/30" definition-exists="false" ipc-concordant="C07C63/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halides thereof</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C63/307" definition-exists="false" ipc-concordant="C07C63/307" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/307</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic tricarboxylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C63/313" definition-exists="false" ipc-concordant="C07C63/313" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/313</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic acids containing more than three carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C63/33" definition-exists="false" ipc-concordant="C07C63/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycyclic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C63/331" definition-exists="false" ipc-concordant="C07C63/331" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/331</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with all carboxyl groups bound to non-condensed rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C63/333" definition-exists="false" ipc-concordant="C07C63/333" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/333</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>4,4&apos; - Diphenyldicarboxylic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C63/337" definition-exists="false" ipc-concordant="C07C63/337" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/337</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carboxyl groups bound to condensed ring systems</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C63/34" definition-exists="false" ipc-concordant="C07C63/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing two </text><CPC-specific-text><text>condensed</text></CPC-specific-text><text> rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/36" definition-exists="false" ipc-concordant="C07C63/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing one carboxyl group</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/38" definition-exists="false" ipc-concordant="C07C63/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-02-01" status="published"><classification-symbol>C07C63/38</classification-symbol><class-title date-revised="2017-02-01"><title-part><text>containing two carboxyl groups both bound to carbon atoms of the condensed ring system</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/40" definition-exists="false" ipc-concordant="C07C63/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing three or more carboxyl groups all bound to carbon atoms of the condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C63/42" definition-exists="false" ipc-concordant="C07C63/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing three or more </text><CPC-specific-text><text>condensed</text></CPC-specific-text><text> rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/44" definition-exists="false" ipc-concordant="C07C63/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing one carboxyl group</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/46" definition-exists="false" ipc-concordant="C07C63/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing two carboxyl groups both bound to carbon atoms of the condensed ring system</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C63/48" definition-exists="false" ipc-concordant="C07C63/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing three or more carboxyl groups all bound to carbon atoms of the condensed ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C63/49" definition-exists="false" ipc-concordant="C07C63/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C63/64" definition-exists="false" ipc-concordant="C07C63/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocyclic acids with unsaturation outside the aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C63/66" definition-exists="false" ipc-concordant="C07C63/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C63/66</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Polycyclic acids with unsaturation outside the aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C63/68" definition-exists="false" ipc-concordant="C07C63/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C63/70" definition-exists="false" ipc-concordant="C07C63/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocarboxylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C63/72" definition-exists="false" ipc-concordant="C07C63/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C63/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycyclic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C63/74" definition-exists="false" ipc-concordant="C07C63/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-05-01" status="published"><classification-symbol>C07C63/74</classification-symbol><class-title date-revised="2019-05-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C65/00" definition-exists="true" ipc-concordant="C07C65/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C65/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds having carboxyl groups bound to carbon atoms of six&#8212;membered aromatic rings and containing any of the groups OH, O&#8212;metal, &#8212;CHO, keto, ether, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups, <media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or <media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups </text><reference><text>cyclic anhydrides <class-ref scheme="cpc">C07D</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C65/01" definition-exists="false" ipc-concordant="C07C65/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy or O-metal groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/03" definition-exists="false" ipc-concordant="C07C65/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>monocyclic and having all hydroxy or O-metal groups bound to the ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C65/05" definition-exists="false" ipc-concordant="C07C65/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>C07C65/05</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>o-Hydroxy carboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C65/10" definition-exists="false" ipc-concordant="C07C65/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salicylic acid</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/105" definition-exists="false" ipc-concordant="C07C65/105" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C65/11" definition-exists="false" ipc-concordant="C07C65/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carboxyl groups on a condensed ring system containing two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C65/15" definition-exists="false" ipc-concordant="C07C65/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carboxyl groups on a condensed ring system containing more than two rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/17" definition-exists="false" ipc-concordant="C07C65/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/19" definition-exists="false" ipc-concordant="C07C65/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C65/21" definition-exists="false" ipc-concordant="C07C65/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing ether groups, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/24" definition-exists="false" ipc-concordant="C07C65/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C65/26" definition-exists="false" ipc-concordant="C07C65/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/28" definition-exists="false" ipc-concordant="C07C65/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C65/30" definition-exists="false" ipc-concordant="C07C65/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C65/30</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C65/32" definition-exists="false" ipc-concordant="C07C65/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing keto groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/34" definition-exists="false" ipc-concordant="C07C65/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C65/36" definition-exists="false" ipc-concordant="C07C65/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/38" definition-exists="false" ipc-concordant="C07C65/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/40" definition-exists="false" ipc-concordant="C07C65/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C65/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing singly bound oxygen-containing groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C65/42" definition-exists="false" ipc-concordant="C07C65/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C65/42</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C66/00" definition-exists="true" ipc-concordant="C07C66/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C66/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Quinone carboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C66/02" definition-exists="false" ipc-concordant="C07C66/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C66/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Anthraquinone carboxylic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C67/00" definition-exists="true" ipc-concordant="C07C67/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of carboxylic acid esters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/02" definition-exists="false" ipc-concordant="C07C67/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by interreacting ester groups, i.e. transesterification</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/03" definition-exists="false" ipc-concordant="C07C67/03" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reacting an ester group with a hydroxy group</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/035" definition-exists="false" ipc-concordant="C07C67/035" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/035</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reacting carboxylic acids or symmetrical anhydrides with saturated hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/04" definition-exists="false" ipc-concordant="C07C67/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/05" definition-exists="false" ipc-concordant="C07C67/05" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with oxidation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C67/055" definition-exists="false" ipc-concordant="C07C67/055" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/055</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in the presence of platinum group metals or their compounds</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/08" definition-exists="false" ipc-concordant="C07C67/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/10" definition-exists="false" ipc-concordant="C07C67/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reacting carboxylic acids or symmetrical anhydrides with ester groups or with a carbon-halogen bond </text><reference><text>preparation from carboxylic acid halides <class-ref scheme="cpc">C07C67/14</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/11" definition-exists="false" ipc-concordant="C07C67/11" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being mineral ester groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/12" definition-exists="false" ipc-concordant="C07C67/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C67/12</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>from asymmetrical anhydrides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/14" definition-exists="false" ipc-concordant="C07C67/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carboxylic acid halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/16" definition-exists="false" ipc-concordant="C07C67/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C67/16</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>from carboxylic acids, esters or anhydrides wherein one oxygen atom has been replaced by a sulfur, selenium or tellurium atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/18" definition-exists="false" ipc-concordant="C07C67/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by conversion of a group containing nitrogen into an ester group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/20" definition-exists="false" ipc-concordant="C07C67/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from amides or lactams</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/22" definition-exists="false" ipc-concordant="C07C67/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from nitriles</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/24" definition-exists="false" ipc-concordant="C07C67/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reacting carboxylic acids or derivatives thereof with a carbon-to-oxygen ether bond, e.g. acetal, tetrahydrofuran</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/26" definition-exists="false" ipc-concordant="C07C67/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with an oxirane ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/27" definition-exists="false" ipc-concordant="C07C67/27" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from ortho-esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/28" definition-exists="false" ipc-concordant="C07C67/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/283" definition-exists="false" ipc-concordant="C07C67/283" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/283</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation of unsaturated carbon-to-carbon bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/287" definition-exists="false" ipc-concordant="C07C67/287" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/287</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of halogen</text></title-part><title-part><text>by substitution of halogen atoms by other halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/29" definition-exists="false" ipc-concordant="C07C67/29" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of oxygen-containing functional groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/293" definition-exists="false" ipc-concordant="C07C67/293" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/293</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by isomerisation</text></title-part><title-part><text>by change of size of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/297" definition-exists="false" ipc-concordant="C07C67/297" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/297</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting-off hydrogen or functional groups</text></title-part><title-part><text>by hydrogenolysis of functional groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/30" definition-exists="false" ipc-concordant="C07C67/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by modifying the acid moiety of the ester, such modification not being an introduction of an ester group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/303" definition-exists="false" ipc-concordant="C07C67/303" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/303</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrogenation of unsaturated carbon-to-carbon bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/307" definition-exists="false" ipc-concordant="C07C67/307" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/307</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of halogen</text></title-part><title-part><text>by substitution of halogen atoms by other halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/31" definition-exists="false" ipc-concordant="C07C67/31" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of functional groups containing oxygen only in singly bound form</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/313" definition-exists="false" ipc-concordant="C07C67/313" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/313</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by introduction of doubly bound oxygen containing functional groups, e.g. carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/317" definition-exists="false" ipc-concordant="C07C67/317" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/317</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting-off hydrogen or functional groups</text></title-part><title-part><text>by hydrogenolysis of functional groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C67/32" definition-exists="false" ipc-concordant="C07C67/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Decarboxylation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C67/327" definition-exists="false" ipc-concordant="C07C67/327" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/327</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by elimination of functional groups containing oxygen only in singly bound form</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/333" definition-exists="false" ipc-concordant="C07C67/333" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/333</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by isomerisation</text></title-part><title-part><text>by change of size of the carbon skeleton </text><reference><text>introduction or elimination of carboxyl groups <class-ref scheme="cpc">C07C67/313</class-ref>, <class-ref scheme="cpc">C07C67/32</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C67/34" definition-exists="false" ipc-concordant="C07C67/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Migration of <media id="962" file-name="cpc-sch-C07C-0962.gif" type="gif"/> groups in the molecule</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C67/343" definition-exists="false" ipc-concordant="C07C67/343" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/343</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by increase in the number of carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C67/347" definition-exists="false" ipc-concordant="C07C67/347" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/347</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition to unsaturated carbon-to-carbon bonds</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/36" definition-exists="false" ipc-concordant="C07C67/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with carbon monoxide or formates </text><reference><text><class-ref scheme="cpc">C07C67/02</class-ref>, <class-ref scheme="cpc">C07C67/03</class-ref>, <class-ref scheme="cpc">C07C67/10</class-ref> take precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/37" definition-exists="false" ipc-concordant="C07C67/37" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of ethers with carbon monoxide</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/38" definition-exists="false" ipc-concordant="C07C67/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition to an unsaturated carbon-to-carbon bond</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/39" definition-exists="false" ipc-concordant="C07C67/39" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation of groups which are precursors for the acid moiety of the ester</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/40" definition-exists="false" ipc-concordant="C07C67/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation of primary alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/42" definition-exists="false" ipc-concordant="C07C67/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation of secondary alcohols or ketones</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/44" definition-exists="false" ipc-concordant="C07C67/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation-reduction of aldehydes, e.g. Tishchenko reaction</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/46" definition-exists="false" ipc-concordant="C07C67/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from ketenes or polyketenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/465" definition-exists="false" ipc-concordant="C07C67/465" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/465</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oligomerisation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/47" definition-exists="false" ipc-concordant="C07C67/47" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by telomerisation </text><reference><text>macromolecular compounds <class-ref scheme="cpc">C08</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/475" definition-exists="false" ipc-concordant="C07C67/475" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/475</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by splitting of carbon-to-carbon bonds and redistribution, e.g. disproportionation or migration of <media id="963" file-name="cpc-sch-C07C-0963.gif" type="gif"/> groups between different molecules</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C67/48" definition-exists="false" ipc-concordant="C07C67/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/52" definition-exists="false" ipc-concordant="C07C67/52" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by change in the physical state, e.g. crystallisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C67/54" definition-exists="false" ipc-concordant="C07C67/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by distillation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/56" definition-exists="false" ipc-concordant="C07C67/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by solid-liquid treatment</text></title-part><title-part><text>by chemisorption</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/58" definition-exists="false" ipc-concordant="C07C67/58" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by liquid-liquid treatment</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/60" definition-exists="false" ipc-concordant="C07C67/60" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatment giving rise to chemical modification </text><reference><text>by chemisorption <class-ref scheme="cpc">C07C67/56</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C67/62" definition-exists="false" ipc-concordant="C07C67/62" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C67/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of additives, e.g. for stabilisation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C68/00" definition-exists="true" ipc-concordant="C07C68/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C68/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of esters of carbonic or haloformic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C68/01" definition-exists="false" ipc-concordant="C07C68/01" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>C07C68/01</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>from carbon monoxide and oxygen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C68/02" definition-exists="false" ipc-concordant="C07C68/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C68/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from phosgene or haloformates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C68/04" definition-exists="false" ipc-concordant="C07C68/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C68/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carbon dioxide or inorganic carbonates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C68/06" definition-exists="false" ipc-concordant="C07C68/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C68/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from organic carbonates</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C68/065" definition-exists="false" ipc-concordant="C07C68/065" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>C07C68/065</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>from alkylene carbonates</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C68/08" definition-exists="false" ipc-concordant="C07C68/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C68/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part><title-part><text>Separation</text></title-part><title-part><text>Stabilisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C69/00" definition-exists="true" ipc-concordant="C07C69/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C69/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of carboxylic acids</text></title-part><title-part><text>Esters of carbonic or haloformic acids </text><reference><text>ortho esters, <u>see</u> the relevant groups, e.g. <class-ref scheme="cpc">C07C43/32</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In this group esters having a variably-specified acid moiety, i.e. covered by more than one of groups <class-ref scheme="cpc">C07C69/02</class-ref>, <class-ref scheme="cpc">C07C69/34</class-ref>, <class-ref scheme="cpc">C07C69/52</class-ref>, <class-ref scheme="cpc">C07C69/608</class-ref>, <class-ref scheme="cpc">C07C69/612</class-ref>, <class-ref scheme="cpc">C07C69/62</class-ref>, <class-ref scheme="cpc">C07C69/66</class-ref>, <class-ref scheme="cpc">C07C69/74</class-ref>, <class-ref scheme="cpc">C07C69/76</class-ref>, <class-ref scheme="cpc">C07C69/95</class-ref>, <class-ref scheme="cpc">C07C69/96</class-ref>, are covered by groups <class-ref scheme="cpc">C07C69/003</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C69/017</class-ref> according to their hydroxylic moiety </note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/003" definition-exists="false" ipc-concordant="C07C69/003" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of saturated alcohols having the esterified hydroxy group bound to an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/007" definition-exists="false" ipc-concordant="C07C69/007" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of unsaturated alcohols having the esterified hydroxy group bound to an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/01" definition-exists="false" ipc-concordant="C07C69/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vinyl esters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/013" definition-exists="false" ipc-concordant="C07C69/013" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/013</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of alcohols having the esterified hydroxy group bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/017" definition-exists="false" ipc-concordant="C07C69/017" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/017</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of hydroxy compounds having the esterified hydroxy group bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/02" definition-exists="false" ipc-concordant="C07C69/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/04" definition-exists="false" ipc-concordant="C07C69/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formic acid esters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/06" definition-exists="false" ipc-concordant="C07C69/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of monohydroxylic compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/07" definition-exists="false" ipc-concordant="C07C69/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of unsaturated alcohols</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/08" definition-exists="false" ipc-concordant="C07C69/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of dihydroxylic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/10" definition-exists="false" ipc-concordant="C07C69/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of trihydroxylic compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/12" definition-exists="false" ipc-concordant="C07C69/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetic acid esters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/14" definition-exists="false" ipc-concordant="C07C69/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of monohydroxylic compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/145" definition-exists="false" ipc-concordant="C07C69/145" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of unsaturated alcohols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C69/15" definition-exists="false" ipc-concordant="C07C69/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vinyl acetate</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C69/155" definition-exists="false" ipc-concordant="C07C69/155" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/155</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Allyl acetate</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C69/157" definition-exists="false" ipc-concordant="C07C69/157" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/157</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/16" definition-exists="false" ipc-concordant="C07C69/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of dihydroxylic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/18" definition-exists="false" ipc-concordant="C07C69/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of trihydroxylic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/21" definition-exists="false" ipc-concordant="C07C69/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydroxy compounds with more than three hydroxy groups </text><reference><text>esters of sugars <class-ref scheme="cpc">C07H</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/22" definition-exists="false" ipc-concordant="C07C69/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three or more carbon atoms in the acid moiety</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/24" definition-exists="false" ipc-concordant="C07C69/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>esterified with monohydroxylic compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/26" definition-exists="false" ipc-concordant="C07C69/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Synthetic waxes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/28" definition-exists="false" ipc-concordant="C07C69/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>esterified with dihydroxylic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/30" definition-exists="false" ipc-concordant="C07C69/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>esterified with trihydroxylic compounds </text><reference><text>fats, oils <class-ref scheme="cpc">C11B</class-ref>, <class-ref scheme="cpc">C11C</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/33" definition-exists="false" ipc-concordant="C07C69/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>esterified with hydroxy compounds having more than three hydroxy groups </text><reference><text>esters of sugars <class-ref scheme="cpc">C07H</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/34" definition-exists="false" ipc-concordant="C07C69/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of acyclic saturated polycarboxylic acids having an esterified carboxyl group bound to an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/36" definition-exists="false" ipc-concordant="C07C69/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oxalic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/38" definition-exists="false" ipc-concordant="C07C69/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Malonic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/40" definition-exists="false" ipc-concordant="C07C69/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Succinic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/42" definition-exists="false" ipc-concordant="C07C69/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glutaric acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/44" definition-exists="false" ipc-concordant="C07C69/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Adipic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/46" definition-exists="false" ipc-concordant="C07C69/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pimelic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/48" definition-exists="false" ipc-concordant="C07C69/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Azelaic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/50" definition-exists="false" ipc-concordant="C07C69/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sebacic acid esters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/52" definition-exists="false" ipc-concordant="C07C69/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/533" definition-exists="false" ipc-concordant="C07C69/533" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/533</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocarboxylic acid esters having only one carbon-to-carbon double bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/54" definition-exists="false" ipc-concordant="C07C69/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acrylic acid esters</text></title-part><title-part><text>Methacrylic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/56" definition-exists="false" ipc-concordant="C07C69/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crotonic acid esters</text></title-part><title-part><text>Vinyl acetic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/58" definition-exists="false" ipc-concordant="C07C69/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of straight chain acids with eighteen carbon atoms in the acid moiety</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/587" definition-exists="false" ipc-concordant="C07C69/587" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/587</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocarboxylic acid esters having at least two carbon-to-carbon double bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/593" definition-exists="false" ipc-concordant="C07C69/593" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/593</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dicarboxylic acid esters having only one carbon-to-carbon double bond</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/60" definition-exists="false" ipc-concordant="C07C69/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Maleic acid esters</text></title-part><title-part><text>Fumaric acid esters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/602" definition-exists="false" ipc-concordant="C07C69/602" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/602</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dicarboxylic acid esters having at least two carbon-to-carbon double bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/604" definition-exists="false" ipc-concordant="C07C69/604" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/604</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polycarboxylic acid esters, the acid moiety containing more than two carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/606" definition-exists="false" ipc-concordant="C07C69/606" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/606</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having only </text><CPC-specific-text><text>or additionally</text></CPC-specific-text><text> carbon-to-carbon triple bonds as unsaturation in the carboxylic acid moiety</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/608" definition-exists="false" ipc-concordant="C07C69/608" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/608</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of carboxylic acids having a carboxyl group bound to an acyclic carbon atom and having a ring other than a six-membered aromatic ring in the acid moiety</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/612" definition-exists="false" ipc-concordant="C07C69/612" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/612</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of carboxylic acids having a carboxyl group bound to an acyclic carbon atom and having a six-membered aromatic ring in the acid moiety</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/614" definition-exists="false" ipc-concordant="C07C69/614" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/614</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of phenylacetic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/616" definition-exists="false" ipc-concordant="C07C69/616" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/616</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/618" definition-exists="false" ipc-concordant="C07C69/618" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/618</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having unsaturation outside the six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/62" definition-exists="false" ipc-concordant="C07C69/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogen-containing esters </text><reference><text>haloformic acid esters <class-ref scheme="cpc">C07C69/96</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/63" definition-exists="false" ipc-concordant="C07C69/63" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of saturated acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/635" definition-exists="false" ipc-concordant="C07C69/635" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/635</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings in the acid moiety</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/65" definition-exists="false" ipc-concordant="C07C69/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of unsaturated acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/653" definition-exists="false" ipc-concordant="C07C69/653" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/653</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acrylic acid esters</text></title-part><title-part><text>Methacrylic acid esters</text></title-part><title-part><text>Haloacrylic acid esters</text></title-part><title-part><text>Halomethacrylic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/657" definition-exists="false" ipc-concordant="C07C69/657" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/657</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Maleic acid esters</text></title-part><title-part><text>Fumaric acid esters</text></title-part><title-part><text>Halomaleic acid esters</text></title-part><title-part><text>Halofumaric acid esters</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/66" definition-exists="false" ipc-concordant="C07C69/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C69/66</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O&#8212;metal, &#8212;CHO, keto, ether, acyloxy, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> in the acid moiety</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/67" definition-exists="false" ipc-concordant="C07C69/67" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/67</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of saturated acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/675" definition-exists="false" ipc-concordant="C07C69/675" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/675</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of saturated hydroxy-carboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/68" definition-exists="false" ipc-concordant="C07C69/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lactic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/70" definition-exists="false" ipc-concordant="C07C69/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tartaric acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/704" definition-exists="false" ipc-concordant="C07C69/704" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/704</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Citric acid esters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/708" definition-exists="false" ipc-concordant="C07C69/708" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/708</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/712" definition-exists="false" ipc-concordant="C07C69/712" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/712</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the hydroxy group of the ester being etherified with a hydroxy compound having the hydroxy group bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/716" definition-exists="false" ipc-concordant="C07C69/716" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/716</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of keto-carboxylic acids </text><CPC-specific-text><text>or aldehydo-carboxylic acids</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/72" definition-exists="false" ipc-concordant="C07C69/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetoacetic acid esters</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/73" definition-exists="false" ipc-concordant="C07C69/73" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/73</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of unsaturated acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/732" definition-exists="false" ipc-concordant="C07C69/732" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/732</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of unsaturated hydroxy carboxylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/734" definition-exists="false" ipc-concordant="C07C69/734" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/734</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C69/736" definition-exists="false" ipc-concordant="C07C69/736" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/736</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the hydroxy group of the ester being etherified with a hydroxy compound having the hydroxy group bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/738" definition-exists="false" ipc-concordant="C07C69/738" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/738</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of keto-carboxylic acids </text><CPC-specific-text><text>or aldehydo-carboxylic acids</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/74" definition-exists="false" ipc-concordant="C07C69/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/743" definition-exists="false" ipc-concordant="C07C69/743" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/743</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of acids with a three-membered ring and with unsaturation outside the ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/747" definition-exists="false" ipc-concordant="C07C69/747" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/747</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chrysanthemumic acid esters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/75" definition-exists="false" ipc-concordant="C07C69/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/75</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of acids with a six-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/753" definition-exists="false" ipc-concordant="C07C69/753" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/753</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polycyclic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/757" definition-exists="false" ipc-concordant="C07C69/757" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C69/757</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>having any of the groups OH, O&#8212;metal, &#8212;CHO, keto, ether, acyloxy, <media id="958" file-name="cpc-sch-C07C-0958.gif" type="gif"/> groups,<media id="959" file-name="cpc-sch-C07C-0959.gif" type="gif"/> groups, or<media id="960" file-name="cpc-sch-C07C-0960.gif" type="gif"/> in the acid moiety</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/76" definition-exists="false" ipc-concordant="C07C69/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/78" definition-exists="false" ipc-concordant="C07C69/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Benzoic acid esters</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/80" definition-exists="false" ipc-concordant="C07C69/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phthalic acid esters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/82" definition-exists="false" ipc-concordant="C07C69/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Terephthalic acid esters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/84" definition-exists="false" ipc-concordant="C07C69/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/86" definition-exists="false" ipc-concordant="C07C69/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with esterified hydroxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/88" definition-exists="false" ipc-concordant="C07C69/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with esterified carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/90" definition-exists="false" ipc-concordant="C07C69/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with esterified hydroxyl and carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C69/92" definition-exists="false" ipc-concordant="C07C69/92" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with etherified hydroxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C69/94" definition-exists="false" ipc-concordant="C07C69/94" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/94</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polycyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/95" definition-exists="false" ipc-concordant="C07C69/95" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/95</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of quinone carboxylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C69/96" definition-exists="false" ipc-concordant="C07C69/96" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C69/96</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of carbonic or haloformic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C71/00" definition-exists="true" ipc-concordant="C07C71/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C71/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of oxyacids of halogens</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C07C201/00" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing carbon and nitrogen with or without hydrogen, halogens or oxygen </text><reference><text>irradiation products of cholesterol or its derivatives <class-ref scheme="cpc">C07C401/00</class-ref>; vitamin D derivatives, 9,10-seco cyclopenta[a]phenanthrene or analogues obtained by chemical preparation without irradiation <class-ref scheme="cpc">C07C401/00</class-ref>; derivatives of cyclohexane or of a cyclohexene </text><CPC-specific-text><text>or of cyclohexadiene</text></CPC-specific-text><text>, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene </text><CPC-specific-text><text>or cyclohexadiene</text></CPC-specific-text><text> rings <class-ref scheme="cpc">C07C403/00</class-ref>; protaglandins or derivatives thereof <class-ref scheme="cpc">C07C405/00</class-ref>; peroxy compounds <class-ref scheme="cpc">C07C407/00</class-ref>, <class-ref scheme="cpc">C07C409/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C201/00" definition-exists="true" ipc-concordant="C07C201/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C201/02" definition-exists="false" ipc-concordant="C07C201/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of esters of nitric acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C201/04" definition-exists="false" ipc-concordant="C07C201/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of esters of nitrous acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C201/06" definition-exists="false" ipc-concordant="C07C201/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of nitro compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C201/08" definition-exists="false" ipc-concordant="C07C201/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of hydrogen atoms by nitro groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C201/10" definition-exists="false" ipc-concordant="C07C201/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of functional groups by nitro groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C201/12" definition-exists="false" ipc-concordant="C07C201/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of nitro groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C201/14" definition-exists="false" ipc-concordant="C07C201/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by formation of nitro groups together with reactions not involving the formation of nitro groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C201/16" definition-exists="false" ipc-concordant="C07C201/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C201/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C203/00" definition-exists="true" ipc-concordant="C07C203/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C203/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of nitric or nitrous acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C203/02" definition-exists="false" ipc-concordant="C07C203/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C203/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of nitric acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C203/04" definition-exists="false" ipc-concordant="C07C203/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C203/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrate groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C203/06" definition-exists="false" ipc-concordant="C07C203/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C203/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glycerol trinitrate</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C203/08" definition-exists="false" ipc-concordant="C07C203/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C203/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrate groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C203/10" definition-exists="false" ipc-concordant="C07C203/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C203/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrate groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C205/00" definition-exists="true" ipc-concordant="C07C205/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing nitro groups bound to a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/01" definition-exists="false" ipc-concordant="C07C205/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/02" definition-exists="false" ipc-concordant="C07C205/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/03" definition-exists="false" ipc-concordant="C07C205/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/04" definition-exists="false" ipc-concordant="C07C205/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/05" definition-exists="false" ipc-concordant="C07C205/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/06" definition-exists="false" ipc-concordant="C07C205/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/07" definition-exists="false" ipc-concordant="C07C205/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/08" definition-exists="false" ipc-concordant="C07C205/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/09" definition-exists="false" ipc-concordant="C07C205/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/10" definition-exists="false" ipc-concordant="C07C205/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/11" definition-exists="false" ipc-concordant="C07C205/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/12" definition-exists="false" ipc-concordant="C07C205/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/13" definition-exists="false" ipc-concordant="C07C205/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/14" definition-exists="false" ipc-concordant="C07C205/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups and hydroxy groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/15" definition-exists="false" ipc-concordant="C07C205/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/16" definition-exists="false" ipc-concordant="C07C205/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/17" definition-exists="false" ipc-concordant="C07C205/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to acyclic carbon atoms and hydroxy groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/18" definition-exists="false" ipc-concordant="C07C205/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups or hydroxy groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/19" definition-exists="false" ipc-concordant="C07C205/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to carbon atoms of six-membered aromatic rings and hydroxy groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/20" definition-exists="false" ipc-concordant="C07C205/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/21" definition-exists="false" ipc-concordant="C07C205/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/22" definition-exists="false" ipc-concordant="C07C205/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having one nitro groups bound to the ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/23" definition-exists="false" ipc-concordant="C07C205/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two nitro groups bound to the ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/24" definition-exists="false" ipc-concordant="C07C205/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three, and only three, nitro groups bound to the ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/25" definition-exists="false" ipc-concordant="C07C205/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to carbon atoms of six-membered aromatic rings being part of a condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/26" definition-exists="false" ipc-concordant="C07C205/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and being further substituted by halogen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/27" definition-exists="false" ipc-concordant="C07C205/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by etherified hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/28" definition-exists="false" ipc-concordant="C07C205/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups and etherified hydroxy groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/29" definition-exists="false" ipc-concordant="C07C205/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/30" definition-exists="false" ipc-concordant="C07C205/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of at least one of the etherified hydroxy groups being further bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/31" definition-exists="false" ipc-concordant="C07C205/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/32" definition-exists="false" ipc-concordant="C07C205/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to acyclic carbon atoms and etherified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/33" definition-exists="false" ipc-concordant="C07C205/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups or etherified hydroxy groups bound to carbon atoms of rings other than six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/34" definition-exists="false" ipc-concordant="C07C205/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to carbon atoms of six-membered aromatic rings and etherified hydroxy groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/35" definition-exists="false" ipc-concordant="C07C205/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups and etherified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/36" definition-exists="false" ipc-concordant="C07C205/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of the same non-condensed six-membered aromatic ring or to carbon atoms of six-membered aromatic rings being part of the same condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/37" definition-exists="false" ipc-concordant="C07C205/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of at least one of the etherified hydroxy groups being further bound to an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/38" definition-exists="false" ipc-concordant="C07C205/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of at least one of the etherified hydroxy groups being further bound to a carbon atom of a six-membered aromatic ring, e.g. nitrodiphenyl ethers</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/39" definition-exists="false" ipc-concordant="C07C205/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by esterified hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/40" definition-exists="false" ipc-concordant="C07C205/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups and esterified hydroxy groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/41" definition-exists="false" ipc-concordant="C07C205/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups or esterified hydroxy groups bound to carbon atoms of rings other than six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/42" definition-exists="false" ipc-concordant="C07C205/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups or esterified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/43" definition-exists="false" ipc-concordant="C07C205/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of the same non-condensed six-membered aromatic ring or to carbon atoms of six-membered aromatic rings being part of the same condensed ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/44" definition-exists="false" ipc-concordant="C07C205/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C205/44</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the carbon skeleton being further substituted by &#8212;CHO groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/45" definition-exists="false" ipc-concordant="C07C205/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C205/45</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the carbon skeleton being further substituted by at least one doubly&#8212;bound oxygen atom, not being part of a &#8212;CHO group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/46" definition-exists="false" ipc-concordant="C07C205/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing carbon atoms of quinone rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/47" definition-exists="false" ipc-concordant="C07C205/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Anthraquinones containing nitro groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/48" definition-exists="false" ipc-concordant="C07C205/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C205/49" definition-exists="false" ipc-concordant="C07C205/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by carboxyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/50" definition-exists="false" ipc-concordant="C07C205/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/51" definition-exists="false" ipc-concordant="C07C205/51" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/51</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/52" definition-exists="false" ipc-concordant="C07C205/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nitro-acetic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/53" definition-exists="false" ipc-concordant="C07C205/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/54" definition-exists="false" ipc-concordant="C07C205/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to acyclic carbon atoms and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/55" definition-exists="false" ipc-concordant="C07C205/55" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups or carboxyl groups bound to carbon atoms of rings other than six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/56" definition-exists="false" ipc-concordant="C07C205/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C205/57" definition-exists="false" ipc-concordant="C07C205/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/58" definition-exists="false" ipc-concordant="C07C205/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/59" definition-exists="false" ipc-concordant="C07C205/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C205/60" definition-exists="false" ipc-concordant="C07C205/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in ortho-position to the carboxyl group, e.g. nitro-salicylic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C205/61" definition-exists="false" ipc-concordant="C07C205/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C205/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C207/00" definition-exists="true" ipc-concordant="C07C207/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C207/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing nitroso groups bound to a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C207/02" definition-exists="false" ipc-concordant="C07C207/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C207/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton not being further substituted</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C207/04" definition-exists="false" ipc-concordant="C07C207/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C207/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C209/00" definition-exists="true" ipc-concordant="C07C209/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing amino groups bound to a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/02" definition-exists="false" ipc-concordant="C07C209/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of hydrogen atoms by amino groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/04" definition-exists="false" ipc-concordant="C07C209/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of functional groups by amino groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/06" definition-exists="false" ipc-concordant="C07C209/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of halogen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/08" definition-exists="false" ipc-concordant="C07C209/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with formation of amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/10" definition-exists="false" ipc-concordant="C07C209/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with formation of amino groups bound to carbon atoms of six-membered aromatic rings or from amines having nitrogen atoms bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/12" definition-exists="false" ipc-concordant="C07C209/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with formation of quaternary ammonium compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/14" definition-exists="false" ipc-concordant="C07C209/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of hydroxy groups or of etherified or esterified hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/16" definition-exists="false" ipc-concordant="C07C209/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with formation of amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/18" definition-exists="false" ipc-concordant="C07C209/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with formation of amino groups bound to carbon atoms of six-membered aromatic rings or from amines having nitrogen atoms bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/20" definition-exists="false" ipc-concordant="C07C209/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with formation of quaternary ammonium compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/22" definition-exists="false" ipc-concordant="C07C209/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of other functional groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/24" definition-exists="false" ipc-concordant="C07C209/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reductive alkylation of ammonia, amines or compounds having groups reducible to amino groups, with carbonyl compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/26" definition-exists="false" ipc-concordant="C07C209/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction with hydrogen</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/28" definition-exists="false" ipc-concordant="C07C209/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction with other reducing agents</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/30" definition-exists="false" ipc-concordant="C07C209/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/32" definition-exists="false" ipc-concordant="C07C209/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of nitro groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/325" definition-exists="false" ipc-concordant="C07C209/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/325</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>reduction by other means than indicated in <class-ref scheme="cpc">C07C209/34</class-ref> or <class-ref scheme="cpc">C07C209/36</class-ref></text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/34" definition-exists="false" ipc-concordant="C07C209/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of nitro groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings </text><CPC-specific-text><text>in presence of hydrogen-containing gases and a catalyst</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/36" definition-exists="false" ipc-concordant="C07C209/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings </text><CPC-specific-text><text>in presence of hydrogen-containing gases and a catalyst</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C209/365" definition-exists="false" ipc-concordant="C07C209/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/365</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reduction with preservation of halogen-atoms in compounds containing nitro groups and halogen atoms bound to the same carbon skeleton</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/38" definition-exists="false" ipc-concordant="C07C209/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/40" definition-exists="false" ipc-concordant="C07C209/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of hydroxylamino or oxyimino groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/42" definition-exists="false" ipc-concordant="C07C209/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of nitrogen-to-nitrogen bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/44" definition-exists="false" ipc-concordant="C07C209/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/46" definition-exists="false" ipc-concordant="C07C209/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of carboxylic acids or esters thereof in presence of ammonia or amines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/48" definition-exists="false" ipc-concordant="C07C209/48" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of nitriles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/50" definition-exists="false" ipc-concordant="C07C209/50" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of carboxylic acid amides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/52" definition-exists="false" ipc-concordant="C07C209/52" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of imines or imino-ethers </text><reference><text><class-ref scheme="cpc">C07C209/24</class-ref> takes precedence</text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/54" definition-exists="false" ipc-concordant="C07C209/54" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by rearrangement reactions</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/56" definition-exists="false" ipc-concordant="C07C209/56" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carboxylic acids involving a Hofmann, Curtius, Schmidt, or Lossen-type rearrangement</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/58" definition-exists="false" ipc-concordant="C07C209/58" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from or <u>via</u> amides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/60" definition-exists="false" ipc-concordant="C07C209/60" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by condensation or addition reactions, e.g. Mannich reaction, addition of ammonia or amines to alkenes or to alkynes or addition of compounds containing an active hydrogen atom to Schiff&apos;s bases, quinone imines, or aziranes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/62" definition-exists="false" ipc-concordant="C07C209/62" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by cleaving carbon-to-nitrogen, sulfur-to-nitrogen, or phosphorus-to-nitrogen bonds, e.g. hydrolysis of amides, N-dealkylation of amines or quaternary ammonium compounds </text><reference><text><class-ref scheme="cpc">C07C209/24</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/64" definition-exists="false" ipc-concordant="C07C209/64" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by disproportionation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/66" definition-exists="false" ipc-concordant="C07C209/66" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from or <u>via</u> metallo-organic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/68" definition-exists="false" ipc-concordant="C07C209/68" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/70" definition-exists="false" ipc-concordant="C07C209/70" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of unsaturated amines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/72" definition-exists="false" ipc-concordant="C07C209/72" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reduction of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/74" definition-exists="false" ipc-concordant="C07C209/74" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by halogenation, hydrohalogenation, dehalogenation, or dehydrohalogenation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/76" definition-exists="false" ipc-concordant="C07C209/76" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by nitration</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/78" definition-exists="false" ipc-concordant="C07C209/78" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carbonyl compounds, e.g. from formaldehyde, and amines having amino groups bound to carbon atoms of six-membered aromatic rings, with formation of methylene-diarylamines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/80" definition-exists="false" ipc-concordant="C07C209/80" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by photochemical reactions</text></title-part><title-part><text>by using free radicals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C209/82" definition-exists="false" ipc-concordant="C07C209/82" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part><title-part><text>Separation</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/84" definition-exists="false" ipc-concordant="C07C209/84" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/86" definition-exists="false" ipc-concordant="C07C209/86" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C209/88" definition-exists="false" ipc-concordant="C07C209/88" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation of optical isomers</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C209/90" definition-exists="false" ipc-concordant="C07C209/90" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C209/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C211/00" definition-exists="true" ipc-concordant="C07C211/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing amino groups bound to a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C211/01" definition-exists="false" ipc-concordant="C07C211/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/02" definition-exists="false" ipc-concordant="C07C211/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/03" definition-exists="false" ipc-concordant="C07C211/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monoamines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/04" definition-exists="false" ipc-concordant="C07C211/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mono-, di- or tri-methylamine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/05" definition-exists="false" ipc-concordant="C07C211/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mono-, di- or tri-ethylamine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/06" definition-exists="false" ipc-concordant="C07C211/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only n- or iso-propyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/07" definition-exists="false" ipc-concordant="C07C211/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing one, two or three alkyl groups, each having the same number of carbon atoms in excess of three</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/08" definition-exists="false" ipc-concordant="C07C211/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing alkyl groups having a different number of carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/09" definition-exists="false" ipc-concordant="C07C211/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diamines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/10" definition-exists="false" ipc-concordant="C07C211/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diaminoethanes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/11" definition-exists="false" ipc-concordant="C07C211/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diaminopropanes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/12" definition-exists="false" ipc-concordant="C07C211/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>1,6-Diaminohexanes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/13" definition-exists="false" ipc-concordant="C07C211/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amines containing three or more amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/14" definition-exists="false" ipc-concordant="C07C211/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amines containing amino groups bound to at least two aminoalkyl groups, e.g. diethylenetriamines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/15" definition-exists="false" ipc-concordant="C07C211/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/16" definition-exists="false" ipc-concordant="C07C211/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/17" definition-exists="false" ipc-concordant="C07C211/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only non-condensed rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/18" definition-exists="false" ipc-concordant="C07C211/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/19" definition-exists="false" ipc-concordant="C07C211/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/20" definition-exists="false" ipc-concordant="C07C211/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/21" definition-exists="false" ipc-concordant="C07C211/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monoamines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/22" definition-exists="false" ipc-concordant="C07C211/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/23" definition-exists="false" ipc-concordant="C07C211/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing carbon-to-carbon triple bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/24" definition-exists="false" ipc-concordant="C07C211/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/25" definition-exists="false" ipc-concordant="C07C211/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/26" definition-exists="false" ipc-concordant="C07C211/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing at least one six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/27" definition-exists="false" ipc-concordant="C07C211/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups linked to the six-membered aromatic ring by saturated carbon chains</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/28" definition-exists="false" ipc-concordant="C07C211/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups linked to the six-membered aromatic ring by unsaturated carbon chains</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/29" definition-exists="false" ipc-concordant="C07C211/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/30" definition-exists="false" ipc-concordant="C07C211/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the six-membered aromatic ring being part of a condensed ring system formed by two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/31" definition-exists="false" ipc-concordant="C07C211/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the six-membered aromatic ring being part of a condensed ring system formed by at least three rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/32" definition-exists="false" ipc-concordant="C07C211/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing dibenzocycloheptane or dibenzocycloheptene ring systems or condensed derivatives thereof</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C211/33" definition-exists="false" ipc-concordant="C07C211/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/34" definition-exists="false" ipc-concordant="C07C211/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/35" definition-exists="false" ipc-concordant="C07C211/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only non-condensed rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/36" definition-exists="false" ipc-concordant="C07C211/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/37" definition-exists="false" ipc-concordant="C07C211/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/38" definition-exists="false" ipc-concordant="C07C211/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/39" definition-exists="false" ipc-concordant="C07C211/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/40" definition-exists="false" ipc-concordant="C07C211/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only non-condensed rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/41" definition-exists="false" ipc-concordant="C07C211/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing condensed ring systems</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/42" definition-exists="false" ipc-concordant="C07C211/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with six-membered aromatic rings being part of the condensed ring systems</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C211/43" definition-exists="false" ipc-concordant="C07C211/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/44" definition-exists="false" ipc-concordant="C07C211/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to only one six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/45" definition-exists="false" ipc-concordant="C07C211/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monoamines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/46" definition-exists="false" ipc-concordant="C07C211/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aniline</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/47" definition-exists="false" ipc-concordant="C07C211/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Toluidines</text></title-part><title-part><text>Homologues thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/48" definition-exists="false" ipc-concordant="C07C211/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-alkylated amines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/49" definition-exists="false" ipc-concordant="C07C211/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least two amino groups bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C211/50" definition-exists="false" ipc-concordant="C07C211/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least two amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C211/51" definition-exists="false" ipc-concordant="C07C211/51" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/51</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phenylenediamines</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/52" definition-exists="false" ipc-concordant="C07C211/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/53" definition-exists="false" ipc-concordant="C07C211/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the amino groups further bound to a hydrocarbon radical substituted by amino groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/54" definition-exists="false" ipc-concordant="C07C211/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to two or three six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/55" definition-exists="false" ipc-concordant="C07C211/55" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diphenylamines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/56" definition-exists="false" ipc-concordant="C07C211/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/57" definition-exists="false" ipc-concordant="C07C211/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/58" definition-exists="false" ipc-concordant="C07C211/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Naphthylamines</text></title-part><title-part><text>N-substituted derivatives thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/59" definition-exists="false" ipc-concordant="C07C211/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/60" definition-exists="false" ipc-concordant="C07C211/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing a ring other than a six-membered aromatic ring forming part of at least one of the condensed ring systems</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C211/61" definition-exists="false" ipc-concordant="C07C211/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one of the condensed ring systems formed by three or more rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C211/62" definition-exists="false" ipc-concordant="C07C211/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Quaternary ammonium compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/63" definition-exists="false" ipc-concordant="C07C211/63" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having quaternised nitrogen atoms bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C211/64" definition-exists="false" ipc-concordant="C07C211/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having quaternised nitrogen atoms bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C211/65" definition-exists="false" ipc-concordant="C07C211/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C211/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal complexes of amines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C213/00" definition-exists="true" ipc-concordant="C07C213/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C213/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C213/02" definition-exists="false" ipc-concordant="C07C213/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C213/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions involving the formation of amino groups from compounds containing hydroxy groups or etherified or esterified hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C213/04" definition-exists="false" ipc-concordant="C07C213/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C213/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of ammonia or amines with olefin oxides or halohydrins</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C213/06" definition-exists="false" ipc-concordant="C07C213/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C213/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from hydroxy amines by reactions involving the etherification or esterification of hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C213/08" definition-exists="false" ipc-concordant="C07C213/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C213/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of amino groups, hydroxy groups or etherified or esterified hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C213/10" definition-exists="false" ipc-concordant="C07C213/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C213/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C215/00" definition-exists="true" ipc-concordant="C07C215/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing amino and hydroxy groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C215/02" definition-exists="false" ipc-concordant="C07C215/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/04" definition-exists="false" ipc-concordant="C07C215/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/06" definition-exists="false" ipc-concordant="C07C215/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and acyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/08" definition-exists="false" ipc-concordant="C07C215/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with only one hydroxy group and one amino group bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/10" definition-exists="false" ipc-concordant="C07C215/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with one amino group and at least two hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/12" definition-exists="false" ipc-concordant="C07C215/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the nitrogen atom of the amino group being further bound to hydrocarbon groups substituted by hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/14" definition-exists="false" ipc-concordant="C07C215/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the nitrogen atom of the amino group being further bound to hydrocarbon groups substituted by amino groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/16" definition-exists="false" ipc-concordant="C07C215/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the nitrogen atom of the amino group being further bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/18" definition-exists="false" ipc-concordant="C07C215/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxy groups and at least two amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/20" definition-exists="false" ipc-concordant="C07C215/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/22" definition-exists="false" ipc-concordant="C07C215/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/24" definition-exists="false" ipc-concordant="C07C215/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and acyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/26" definition-exists="false" ipc-concordant="C07C215/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/28" definition-exists="false" ipc-concordant="C07C215/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/30" definition-exists="false" ipc-concordant="C07C215/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups and carbon atoms of six-membered aromatic rings bound to the same carbon atom of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C215/32" definition-exists="false" ipc-concordant="C07C215/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups and carbon atoms of two six-membered aromatic rings bound to the same carbon atom of the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/34" definition-exists="false" ipc-concordant="C07C215/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups and carbon atoms of six-membered aromatic rings bound to the same carbon atom of the carbon skeleton and at least one hydroxy group bound to another carbon atom of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C215/36" definition-exists="false" ipc-concordant="C07C215/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>1-Aryl-2-amino-1,3-propane diols</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/38" definition-exists="false" ipc-concordant="C07C215/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with rings other than six-membered aromatic rings being part of the carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/40" definition-exists="false" ipc-concordant="C07C215/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with quaternised nitrogen atoms bound to carbon atoms of the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C215/42" definition-exists="false" ipc-concordant="C07C215/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups or hydroxy groups bound to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/44" definition-exists="false" ipc-concordant="C07C215/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>bound to carbon atoms of the same ring or condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C215/46" definition-exists="false" ipc-concordant="C07C215/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/48" definition-exists="false" ipc-concordant="C07C215/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains not further substituted by hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/50" definition-exists="false" ipc-concordant="C07C215/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups and the six-membered aromatic ring, or the condensed ring system containing that ring, bound to the same carbon atom of the carbon chain</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/52" definition-exists="false" ipc-concordant="C07C215/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>linked by carbon chains having two carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/54" definition-exists="false" ipc-concordant="C07C215/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>linked by carbon chains having at least three carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/56" definition-exists="false" ipc-concordant="C07C215/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains further substituted by hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/58" definition-exists="false" ipc-concordant="C07C215/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxy groups and the six-membered aromatic ring, or the condensed ring system containing that ring, bound to the same carbon atom of the carbon chain</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/60" definition-exists="false" ipc-concordant="C07C215/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the chain having two carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C215/62" definition-exists="false" ipc-concordant="C07C215/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the chain having at least three carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/64" definition-exists="false" ipc-concordant="C07C215/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with rings other than six-membered aromatic rings being part of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/66" definition-exists="false" ipc-concordant="C07C215/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with quaternised amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C215/68" definition-exists="false" ipc-concordant="C07C215/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings and hydroxy groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/70" definition-exists="false" ipc-concordant="C07C215/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with rings other than six-membered aromatic rings being part of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/72" definition-exists="false" ipc-concordant="C07C215/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with quaternised amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C215/74" definition-exists="false" ipc-concordant="C07C215/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having hydroxy groups and amino groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/76" definition-exists="false" ipc-concordant="C07C215/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the same non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/78" definition-exists="false" ipc-concordant="C07C215/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/80" definition-exists="false" ipc-concordant="C07C215/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/82" definition-exists="false" ipc-concordant="C07C215/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the amino groups further bound to a carbon atom of another six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/84" definition-exists="false" ipc-concordant="C07C215/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/86" definition-exists="false" ipc-concordant="C07C215/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being formed by two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C215/88" definition-exists="false" ipc-concordant="C07C215/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being formed by at least three rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C215/90" definition-exists="false" ipc-concordant="C07C215/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C215/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with quaternised amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C217/00" definition-exists="true" ipc-concordant="C07C217/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C217/02" definition-exists="false" ipc-concordant="C07C217/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/04" definition-exists="false" ipc-concordant="C07C217/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/06" definition-exists="false" ipc-concordant="C07C217/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/08" definition-exists="false" ipc-concordant="C07C217/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of the etherified hydroxy group being further bound to an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C217/10" definition-exists="false" ipc-concordant="C07C217/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to an acyclic carbon atom of a hydrocarbon radical containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/12" definition-exists="false" ipc-concordant="C07C217/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of the etherified hydroxy group being further bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/14" definition-exists="false" ipc-concordant="C07C217/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of the etherified hydroxy group being further bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C217/16" definition-exists="false" ipc-concordant="C07C217/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the six-membered aromatic ring or condensed ring system containing that ring not being further substituted</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C217/18" definition-exists="false" ipc-concordant="C07C217/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the six-membered aromatic ring or condensed ring system containing that ring being further substituted</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C217/20" definition-exists="false" ipc-concordant="C07C217/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by halogen atoms, by trihalomethyl, nitro or nitroso groups, or by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C217/22" definition-exists="false" ipc-concordant="C07C217/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by carbon atoms having at least two bonds to oxygen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C217/24" definition-exists="false" ipc-concordant="C07C217/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the six-membered aromatic ring being part of a condensed ring system containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/26" definition-exists="false" ipc-concordant="C07C217/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/28" definition-exists="false" ipc-concordant="C07C217/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having one amino group and at least two singly-bound oxygen atoms, with at least one being part of an etherified hydroxy group, bound to the carbon skeleton, e.g. ethers of polyhydroxy amines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/30" definition-exists="false" ipc-concordant="C07C217/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the oxygen atom of at least one of the etherified hydroxy groups further bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C217/32" definition-exists="false" ipc-concordant="C07C217/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the six-membered aromatic ring or condensed ring system containing that ring being further substituted</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C217/34" definition-exists="false" ipc-concordant="C07C217/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by halogen atoms, by trihalomethyl, nitro or nitroso groups, or by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C217/36" definition-exists="false" ipc-concordant="C07C217/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by carbon atoms having at least two bonds to oxygen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C217/38" definition-exists="false" ipc-concordant="C07C217/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the six-membered aromatic ring being part of a condensed ring system containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/40" definition-exists="false" ipc-concordant="C07C217/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least two singly-bound oxygen atoms, with at least one being part of an etherified hydroxy group, bound to the same carbon atom of the carbon skeleton, e.g. amino-ketals, ortho esters</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/42" definition-exists="false" ipc-concordant="C07C217/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having etherified hydroxy groups and at least two amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/44" definition-exists="false" ipc-concordant="C07C217/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/46" definition-exists="false" ipc-concordant="C07C217/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/48" definition-exists="false" ipc-concordant="C07C217/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/50" definition-exists="false" ipc-concordant="C07C217/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ethers of hydroxy amines of undetermined structure, e.g. obtained by reactions of epoxides with hydroxy amines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C217/52" definition-exists="false" ipc-concordant="C07C217/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having etherified hydroxy groups or amino groups bound to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C217/54" definition-exists="false" ipc-concordant="C07C217/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/56" definition-exists="false" ipc-concordant="C07C217/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains not further substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/58" definition-exists="false" ipc-concordant="C07C217/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups and the six-membered aromatic ring, or the condensed ring system containing that ring, bound to the same carbon atom of the carbon chain</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/60" definition-exists="false" ipc-concordant="C07C217/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>linked by carbon chains having two carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/62" definition-exists="false" ipc-concordant="C07C217/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>linked by carbon chains having at least three carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/64" definition-exists="false" ipc-concordant="C07C217/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains further substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/66" definition-exists="false" ipc-concordant="C07C217/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with singly-bound oxygen atoms and six-membered aromatic rings bound to the same carbon atom of the carbon chain</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/68" definition-exists="false" ipc-concordant="C07C217/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with singly-bound oxygen atoms, six-membered aromatic rings and amino groups bound to the same carbon atom of the carbon chain</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/70" definition-exists="false" ipc-concordant="C07C217/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>linked by carbon chains having two carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/72" definition-exists="false" ipc-concordant="C07C217/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>linked by carbon chains having at least three carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/74" definition-exists="false" ipc-concordant="C07C217/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with rings other than six-membered aromatic rings being part of the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C217/76" definition-exists="false" ipc-concordant="C07C217/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings and etherified hydroxy groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C217/78" definition-exists="false" ipc-concordant="C07C217/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups and etherified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/80" definition-exists="false" ipc-concordant="C07C217/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups and etherified hydroxy groups bound to carbon atoms of non-condensed six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C217/82" definition-exists="false" ipc-concordant="C07C217/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the same non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/84" definition-exists="false" ipc-concordant="C07C217/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of at least one of the etherified hydroxy groups being further bound to an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C217/86" definition-exists="false" ipc-concordant="C07C217/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to an acyclic carbon atom of a hydrocarbon radical containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/88" definition-exists="false" ipc-concordant="C07C217/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of at least one of the etherified hydroxy groups being further bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/90" definition-exists="false" ipc-concordant="C07C217/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the oxygen atom of at least one of the etherified hydroxy groups being further bound to a carbon atom of a six-membered aromatic ring, e.g. amino-diphenylethers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C217/92" definition-exists="false" ipc-concordant="C07C217/92" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the nitrogen atom of at least one of the amino groups being further bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C217/94" definition-exists="false" ipc-concordant="C07C217/94" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C217/94</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems and etherified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C219/00" definition-exists="true" ipc-concordant="C07C219/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing amino and esterified hydroxy groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C219/02" definition-exists="false" ipc-concordant="C07C219/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having esterified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C219/04" definition-exists="false" ipc-concordant="C07C219/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C219/06" definition-exists="false" ipc-concordant="C07C219/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the hydroxy groups esterified by carboxylic acids having the esterifying carboxyl groups bound to hydrogen atoms or to acyclic carbon atoms of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C219/08" definition-exists="false" ipc-concordant="C07C219/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the hydroxy groups esterified by a carboxylic acid having the esterifying carboxyl group bound to an acyclic carbon atom of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C219/10" definition-exists="false" ipc-concordant="C07C219/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the hydroxy groups esterified by a carboxylic acid having the esterifying carboxyl group bound to an acyclic carbon atom of a carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C219/12" definition-exists="false" ipc-concordant="C07C219/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the hydroxy groups esterified by a carboxylic acid having the esterifying carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C219/14" definition-exists="false" ipc-concordant="C07C219/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the hydroxy groups esterified by a carboxylic acid having the esterifying carboxyl group bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C219/16" definition-exists="false" ipc-concordant="C07C219/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the hydroxy groups esterified by an inorganic acid or a derivative thereof</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C219/18" definition-exists="false" ipc-concordant="C07C219/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C219/20" definition-exists="false" ipc-concordant="C07C219/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C219/22" definition-exists="false" ipc-concordant="C07C219/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C219/24" definition-exists="false" ipc-concordant="C07C219/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having esterified hydroxy groups or amino groups bound to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C219/26" definition-exists="false" ipc-concordant="C07C219/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having esterified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C219/28" definition-exists="false" ipc-concordant="C07C219/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C219/30" definition-exists="false" ipc-concordant="C07C219/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C219/32" definition-exists="false" ipc-concordant="C07C219/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings and esterified hydroxy groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C219/34" definition-exists="false" ipc-concordant="C07C219/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C219/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups and esterified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C221/00" definition-exists="true" ipc-concordant="C07C221/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C221/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing amino groups and doubly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C223/00" definition-exists="true" ipc-concordant="C07C223/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C223/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds containing amino and &#8212;CHO groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C223/02" definition-exists="false" ipc-concordant="C07C223/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C223/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C223/04" definition-exists="false" ipc-concordant="C07C223/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C223/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of rings other than six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C223/06" definition-exists="false" ipc-concordant="C07C223/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C223/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C225/00" definition-exists="true" ipc-concordant="C07C225/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C225/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds containing amino groups and doubly&#8212;bound oxygen atoms bound to the same carbon skeleton, at least one of the doubly&#8212;bound oxygen atoms not being part of a &#8212;CHO group, e.g. amino ketones</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C225/02" definition-exists="false" ipc-concordant="C07C225/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C225/04" definition-exists="false" ipc-concordant="C07C225/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C225/06" definition-exists="false" ipc-concordant="C07C225/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and acyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C225/08" definition-exists="false" ipc-concordant="C07C225/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and containing rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C225/10" definition-exists="false" ipc-concordant="C07C225/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with doubly-bound oxygen atoms bound to carbon atoms not being part of rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C225/12" definition-exists="false" ipc-concordant="C07C225/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with doubly-bound oxygen atoms bound to carbon atoms being part of rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C225/14" definition-exists="false" ipc-concordant="C07C225/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C225/16" definition-exists="false" ipc-concordant="C07C225/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C225/18" definition-exists="false" ipc-concordant="C07C225/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing also rings other than six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C225/20" definition-exists="false" ipc-concordant="C07C225/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of rings other than six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C225/22" definition-exists="false" ipc-concordant="C07C225/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C225/24" definition-exists="false" ipc-concordant="C07C225/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing carbon atoms of quinone rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C225/26" definition-exists="false" ipc-concordant="C07C225/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of quinone rings or of condensed ring systems containing quinone rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C225/28" definition-exists="false" ipc-concordant="C07C225/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of non-condensed quinone rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C225/30" definition-exists="false" ipc-concordant="C07C225/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of condensed quinone ring systems formed by two rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C225/32" definition-exists="false" ipc-concordant="C07C225/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of condensed quinone ring systems formed by at least three rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C225/34" definition-exists="false" ipc-concordant="C07C225/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amino anthraquinones</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C225/36" definition-exists="false" ipc-concordant="C07C225/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C225/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C227/00" definition-exists="true" ipc-concordant="C07C227/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/02" definition-exists="false" ipc-concordant="C07C227/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of carboxyl groups in compounds containing amino groups, e.g. by oxidation of amino alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/04" definition-exists="false" ipc-concordant="C07C227/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of amino groups in compounds containing carboxyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C227/06" definition-exists="false" ipc-concordant="C07C227/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition or substitution reactions, without increasing the number of carbon atoms in the carbon skeleton of the acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C227/08" definition-exists="false" ipc-concordant="C07C227/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of ammonia or amines with acids containing functional groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C227/10" definition-exists="false" ipc-concordant="C07C227/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with simultaneously increasing the number of carbon atoms in the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/12" definition-exists="false" ipc-concordant="C07C227/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of amino and carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/14" definition-exists="false" ipc-concordant="C07C227/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from compounds containing already amino and carboxyl groups or derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C227/16" definition-exists="false" ipc-concordant="C07C227/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the amino or carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C227/18" definition-exists="false" ipc-concordant="C07C227/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C227/20" definition-exists="false" ipc-concordant="C07C227/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydrolysis of N-acylated amino-acids or derivatives thereof, e.g. hydrolysis of carbamates</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/22" definition-exists="false" ipc-concordant="C07C227/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from lactams, cyclic ketones or cyclic oximes, e.g. by reactions involving Beckmann rearrangement</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/24" definition-exists="false" ipc-concordant="C07C227/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from hydantoins</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/26" definition-exists="false" ipc-concordant="C07C227/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from compounds containing carboxyl groups by reaction with HCN, or a salt thereof, and amines, or from aminonitriles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/28" definition-exists="false" ipc-concordant="C07C227/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from natural products</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/30" definition-exists="false" ipc-concordant="C07C227/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of optical isomers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C227/32" definition-exists="false" ipc-concordant="C07C227/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by stereospecific synthesis</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C227/34" definition-exists="false" ipc-concordant="C07C227/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by separation of optical isomers</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/36" definition-exists="false" ipc-concordant="C07C227/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Racemisation of optical isomers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C227/38" definition-exists="false" ipc-concordant="C07C227/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives </text><reference><text>separation of optical isomers <class-ref scheme="cpc">C07C227/34</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C227/40" definition-exists="false" ipc-concordant="C07C227/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C227/42" definition-exists="false" ipc-concordant="C07C227/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crystallisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C227/44" definition-exists="false" ipc-concordant="C07C227/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C227/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C229/00" definition-exists="true" ipc-concordant="C07C229/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing amino and carboxyl groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C229/02" definition-exists="false" ipc-concordant="C07C229/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/04" definition-exists="false" ipc-concordant="C07C229/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/06" definition-exists="false" ipc-concordant="C07C229/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having only one amino and one carboxyl group bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C229/08" definition-exists="false" ipc-concordant="C07C229/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the nitrogen atom of the amino group being further bound to hydrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C229/10" definition-exists="false" ipc-concordant="C07C229/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C229/12" definition-exists="false" ipc-concordant="C07C229/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of acyclic carbon skeletons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C229/14" definition-exists="false" ipc-concordant="C07C229/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of carbon skeletons containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C229/16" definition-exists="false" ipc-concordant="C07C229/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by amino or carboxyl groups, e.g. ethylenediamine-tetra-acetic acid, iminodiacetic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C229/18" definition-exists="false" ipc-concordant="C07C229/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the nitrogen atom of the amino group being further bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/20" definition-exists="false" ipc-concordant="C07C229/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/22" definition-exists="false" ipc-concordant="C07C229/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/24" definition-exists="false" ipc-concordant="C07C229/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having more than one carboxyl group bound to the carbon skeleton, e.g. aspartic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/26" definition-exists="false" ipc-concordant="C07C229/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having more than one amino group bound to the carbon skeleton, e.g. lysine</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/28" definition-exists="false" ipc-concordant="C07C229/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/30" definition-exists="false" ipc-concordant="C07C229/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/32" definition-exists="false" ipc-concordant="C07C229/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated and containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/34" definition-exists="false" ipc-concordant="C07C229/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/36" definition-exists="false" ipc-concordant="C07C229/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one amino group and one carboxyl group bound to the same carbon atom of the carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C229/38" definition-exists="false" ipc-concordant="C07C229/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to acyclic carbon atoms and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C229/40" definition-exists="false" ipc-concordant="C07C229/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino groups bound to carbon atoms of at least one six-membered aromatic ring and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/42" definition-exists="false" ipc-concordant="C07C229/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carboxyl groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by saturated carbon chains</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/44" definition-exists="false" ipc-concordant="C07C229/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carboxyl groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by unsaturated carbon chains</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C229/46" definition-exists="false" ipc-concordant="C07C229/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino or carboxyl groups bound to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/48" definition-exists="false" ipc-concordant="C07C229/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups and carboxyl groups bound to carbon atoms of the same non-condensed ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/50" definition-exists="false" ipc-concordant="C07C229/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups and carboxyl groups bound to carbon atoms being part of the same condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C229/52" definition-exists="false" ipc-concordant="C07C229/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/54" definition-exists="false" ipc-concordant="C07C229/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino and carboxyl groups bound to carbon atoms of the same non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/56" definition-exists="false" ipc-concordant="C07C229/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino and carboxyl groups bound in ortho-position</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C229/58" definition-exists="false" ipc-concordant="C07C229/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the amino groups further bound to a carbon atom of a six-membered aromatic ring, e.g. N-phenyl-anthranilic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/60" definition-exists="false" ipc-concordant="C07C229/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino and carboxyl groups bound in meta- or para- positions</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/62" definition-exists="false" ipc-concordant="C07C229/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups and at least two carboxyl groups bound to carbon atoms of the same six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/64" definition-exists="false" ipc-concordant="C07C229/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/66" definition-exists="false" ipc-concordant="C07C229/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C229/68" definition-exists="false" ipc-concordant="C07C229/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings being part of the same condensed ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/70" definition-exists="false" ipc-concordant="C07C229/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C229/72" definition-exists="false" ipc-concordant="C07C229/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by doubly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C229/74" definition-exists="false" ipc-concordant="C07C229/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the condensed ring system being formed by at least three rings, e.g. amino anthraquinone carboxylic acids</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C229/76" definition-exists="false" ipc-concordant="C07C229/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C229/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal complexes of amino carboxylic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C231/00" definition-exists="true" ipc-concordant="C07C231/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of carboxylic acid amides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/02" definition-exists="false" ipc-concordant="C07C231/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carboxylic acids or from esters, anhydrides, or halides thereof by reaction with ammonia or amines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/04" definition-exists="false" ipc-concordant="C07C231/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from ketenes by reaction with ammonia or amines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/06" definition-exists="false" ipc-concordant="C07C231/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from nitriles by transformation of cyano groups into carboxamide groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C231/065" definition-exists="false" ipc-concordant="C07C231/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>By hydration using metals or metallic ions as catalyst</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/08" definition-exists="false" ipc-concordant="C07C231/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from amides by reaction at nitrogen atoms of carboxamide groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/10" definition-exists="false" ipc-concordant="C07C231/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C231/10</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>from compounds not provided for in groups <class-ref scheme="cpc">C07C231/02</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C231/08</class-ref></text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/12" definition-exists="false" ipc-concordant="C07C231/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of carboxamide groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/14" definition-exists="false" ipc-concordant="C07C231/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by formation of carboxamide groups together with reactions not involving the carboxamide groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/16" definition-exists="false" ipc-concordant="C07C231/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of optical isomers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C231/18" definition-exists="false" ipc-concordant="C07C231/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by stereospecific synthesis</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C231/20" definition-exists="false" ipc-concordant="C07C231/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by separation of optical isomers</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C231/22" definition-exists="false" ipc-concordant="C07C231/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives </text><reference><text>separation of optical isomers <class-ref scheme="cpc">C07C231/20</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C231/24" definition-exists="false" ipc-concordant="C07C231/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C231/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C233/00" definition-exists="true" ipc-concordant="C07C233/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carboxylic acid amides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C233/01" definition-exists="false" ipc-concordant="C07C233/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/02" definition-exists="false" ipc-concordant="C07C233/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/03" definition-exists="false" ipc-concordant="C07C233/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups bound to hydrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/04" definition-exists="false" ipc-concordant="C07C233/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/05" definition-exists="false" ipc-concordant="C07C233/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/06" definition-exists="false" ipc-concordant="C07C233/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/07" definition-exists="false" ipc-concordant="C07C233/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/08" definition-exists="false" ipc-concordant="C07C233/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups bound to acyclic carbon atoms of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/09" definition-exists="false" ipc-concordant="C07C233/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups bound to carbon atoms of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/10" definition-exists="false" ipc-concordant="C07C233/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups bound to carbon atoms of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/11" definition-exists="false" ipc-concordant="C07C233/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups bound to carbon atoms of an unsaturated carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/12" definition-exists="false" ipc-concordant="C07C233/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/13" definition-exists="false" ipc-concordant="C07C233/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/14" definition-exists="false" ipc-concordant="C07C233/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/15" definition-exists="false" ipc-concordant="C07C233/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/16" definition-exists="false" ipc-concordant="C07C233/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/17" definition-exists="false" ipc-concordant="C07C233/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/18" definition-exists="false" ipc-concordant="C07C233/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/19" definition-exists="false" ipc-concordant="C07C233/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/20" definition-exists="false" ipc-concordant="C07C233/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a carbon atom of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/21" definition-exists="false" ipc-concordant="C07C233/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/22" definition-exists="false" ipc-concordant="C07C233/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/23" definition-exists="false" ipc-concordant="C07C233/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/24" definition-exists="false" ipc-concordant="C07C233/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/25" definition-exists="false" ipc-concordant="C07C233/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/26" definition-exists="false" ipc-concordant="C07C233/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/27" definition-exists="false" ipc-concordant="C07C233/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a carbon atom of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/28" definition-exists="false" ipc-concordant="C07C233/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/29" definition-exists="false" ipc-concordant="C07C233/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/30" definition-exists="false" ipc-concordant="C07C233/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by doubly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/31" definition-exists="false" ipc-concordant="C07C233/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/32" definition-exists="false" ipc-concordant="C07C233/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/33" definition-exists="false" ipc-concordant="C07C233/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/34" definition-exists="false" ipc-concordant="C07C233/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/35" definition-exists="false" ipc-concordant="C07C233/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/36" definition-exists="false" ipc-concordant="C07C233/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/37" definition-exists="false" ipc-concordant="C07C233/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/38" definition-exists="false" ipc-concordant="C07C233/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a carbon atom of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/39" definition-exists="false" ipc-concordant="C07C233/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/40" definition-exists="false" ipc-concordant="C07C233/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/41" definition-exists="false" ipc-concordant="C07C233/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/42" definition-exists="false" ipc-concordant="C07C233/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/43" definition-exists="false" ipc-concordant="C07C233/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/44" definition-exists="false" ipc-concordant="C07C233/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a carbon atom of an unsaturated carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/45" definition-exists="false" ipc-concordant="C07C233/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/46" definition-exists="false" ipc-concordant="C07C233/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/47" definition-exists="false" ipc-concordant="C07C233/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/48" definition-exists="false" ipc-concordant="C07C233/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/49" definition-exists="false" ipc-concordant="C07C233/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a carbon atom of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/50" definition-exists="false" ipc-concordant="C07C233/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/51" definition-exists="false" ipc-concordant="C07C233/51" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/51</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/52" definition-exists="false" ipc-concordant="C07C233/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/53" definition-exists="false" ipc-concordant="C07C233/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/54" definition-exists="false" ipc-concordant="C07C233/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/55" definition-exists="false" ipc-concordant="C07C233/55" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of the carboxamide group bound to a carbon atom of an unsaturated carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/56" definition-exists="false" ipc-concordant="C07C233/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups bound to carbon atoms of carboxyl groups, e.g. oxamides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C233/57" definition-exists="false" ipc-concordant="C07C233/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/58" definition-exists="false" ipc-concordant="C07C233/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/59" definition-exists="false" ipc-concordant="C07C233/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/60" definition-exists="false" ipc-concordant="C07C233/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/61" definition-exists="false" ipc-concordant="C07C233/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/62" definition-exists="false" ipc-concordant="C07C233/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/63" definition-exists="false" ipc-concordant="C07C233/63" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C233/64" definition-exists="false" ipc-concordant="C07C233/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/65" definition-exists="false" ipc-concordant="C07C233/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/66" definition-exists="false" ipc-concordant="C07C233/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/67" definition-exists="false" ipc-concordant="C07C233/67" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/67</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/68" definition-exists="false" ipc-concordant="C07C233/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/69" definition-exists="false" ipc-concordant="C07C233/69" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/69</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/70" definition-exists="false" ipc-concordant="C07C233/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/71" definition-exists="false" ipc-concordant="C07C233/71" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/71</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/72" definition-exists="false" ipc-concordant="C07C233/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/73" definition-exists="false" ipc-concordant="C07C233/73" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/73</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/74" definition-exists="false" ipc-concordant="C07C233/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/75" definition-exists="false" ipc-concordant="C07C233/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/75</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/76" definition-exists="false" ipc-concordant="C07C233/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/77" definition-exists="false" ipc-concordant="C07C233/77" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/77</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/78" definition-exists="false" ipc-concordant="C07C233/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/79" definition-exists="false" ipc-concordant="C07C233/79" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/79</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/80" definition-exists="false" ipc-concordant="C07C233/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/81" definition-exists="false" ipc-concordant="C07C233/81" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/81</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C233/82" definition-exists="false" ipc-concordant="C07C233/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/83" definition-exists="false" ipc-concordant="C07C233/83" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/83</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/84" definition-exists="false" ipc-concordant="C07C233/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/85" definition-exists="false" ipc-concordant="C07C233/85" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/85</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/86" definition-exists="false" ipc-concordant="C07C233/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C233/87" definition-exists="false" ipc-concordant="C07C233/87" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/87</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C233/88" definition-exists="false" ipc-concordant="C07C233/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of carboxamide groups bound to an acyclic carbon atom and to a carbon atom of a six-membered aromatic ring wherein at least one ortho-hydrogen atom has been replaced</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C233/89" definition-exists="false" ipc-concordant="C07C233/89" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/89</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of carboxamide groups quaternised</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C233/90" definition-exists="false" ipc-concordant="C07C233/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of carboxamide groups further acylated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/91" definition-exists="false" ipc-concordant="C07C233/91" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/91</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of the carboxamide groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C233/92" definition-exists="false" ipc-concordant="C07C233/92" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C233/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one carbon atom of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C235/00" definition-exists="true" ipc-concordant="C07C235/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C235/02" definition-exists="false" ipc-concordant="C07C235/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups bound to acyclic carbon atoms and singly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/04" definition-exists="false" ipc-concordant="C07C235/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/06" definition-exists="false" ipc-concordant="C07C235/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/08" definition-exists="false" ipc-concordant="C07C235/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/10" definition-exists="false" ipc-concordant="C07C235/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/12" definition-exists="false" ipc-concordant="C07C235/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/14" definition-exists="false" ipc-concordant="C07C235/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/16" definition-exists="false" ipc-concordant="C07C235/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/18" definition-exists="false" ipc-concordant="C07C235/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the singly-bound oxygen atoms further bound to a carbon atom of a six-membered aromatic ring, e.g. phenoxyacetamides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C235/20" definition-exists="false" ipc-concordant="C07C235/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C235/22" definition-exists="false" ipc-concordant="C07C235/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C235/24" definition-exists="false" ipc-concordant="C07C235/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/26" definition-exists="false" ipc-concordant="C07C235/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/28" definition-exists="false" ipc-concordant="C07C235/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/30" definition-exists="false" ipc-concordant="C07C235/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated and containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/32" definition-exists="false" ipc-concordant="C07C235/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/34" definition-exists="false" ipc-concordant="C07C235/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/36" definition-exists="false" ipc-concordant="C07C235/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/38" definition-exists="false" ipc-concordant="C07C235/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C235/40" definition-exists="false" ipc-concordant="C07C235/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups bound to carbon atoms of rings other than six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C235/42" definition-exists="false" ipc-concordant="C07C235/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/44" definition-exists="false" ipc-concordant="C07C235/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/46" definition-exists="false" ipc-concordant="C07C235/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/48" definition-exists="false" ipc-concordant="C07C235/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/50" definition-exists="false" ipc-concordant="C07C235/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/52" definition-exists="false" ipc-concordant="C07C235/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/54" definition-exists="false" ipc-concordant="C07C235/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/56" definition-exists="false" ipc-concordant="C07C235/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/58" definition-exists="false" ipc-concordant="C07C235/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups and singly-bound oxygen atoms, bound in ortho-position to carbon atoms of the same non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C235/60" definition-exists="false" ipc-concordant="C07C235/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C235/62" definition-exists="false" ipc-concordant="C07C235/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C235/64" definition-exists="false" ipc-concordant="C07C235/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/66" definition-exists="false" ipc-concordant="C07C235/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems and singly-bound oxygen atoms, bound to the same carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C235/68" definition-exists="false" ipc-concordant="C07C235/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom and to a carbon atom of a six-membered aromatic ring wherein at least one ortho-hydrogen atom has been replaced</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C235/70" definition-exists="false" ipc-concordant="C07C235/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups and doubly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/72" definition-exists="false" ipc-concordant="C07C235/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the carbon atoms of the carboxamide groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/74" definition-exists="false" ipc-concordant="C07C235/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/76" definition-exists="false" ipc-concordant="C07C235/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C235/78" definition-exists="false" ipc-concordant="C07C235/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C235/80" definition-exists="false" ipc-concordant="C07C235/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups and keto groups bound to the same carbon atom, e.g. acetoacetamides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/82" definition-exists="false" ipc-concordant="C07C235/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C235/84" definition-exists="false" ipc-concordant="C07C235/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C235/86" definition-exists="false" ipc-concordant="C07C235/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups quaternised</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C235/88" definition-exists="false" ipc-concordant="C07C235/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C235/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups further acylated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C237/00" definition-exists="true" ipc-concordant="C07C237/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C237/02" definition-exists="false" ipc-concordant="C07C237/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atoms of the carboxamide groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/04" definition-exists="false" ipc-concordant="C07C237/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C237/06" definition-exists="false" ipc-concordant="C07C237/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C237/08" definition-exists="false" ipc-concordant="C07C237/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C237/10" definition-exists="false" ipc-concordant="C07C237/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C237/12" definition-exists="false" ipc-concordant="C07C237/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups </text><reference><text>peptides <class-ref scheme="cpc">C07K</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/14" definition-exists="false" ipc-concordant="C07C237/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/16" definition-exists="false" ipc-concordant="C07C237/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/18" definition-exists="false" ipc-concordant="C07C237/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated and containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/20" definition-exists="false" ipc-concordant="C07C237/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/22" definition-exists="false" ipc-concordant="C07C237/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of amino groups bound to the carbon skeleton of the acid part, further acylated </text><reference><text>peptides <class-ref scheme="cpc">C07K</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C237/24" definition-exists="false" ipc-concordant="C07C237/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/26" definition-exists="false" ipc-concordant="C07C237/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a ring being part of a condensed ring system formed by at least four rings, e.g. tetracycline</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C237/28" definition-exists="false" ipc-concordant="C07C237/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/30" definition-exists="false" ipc-concordant="C07C237/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of the carboxamide group bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/32" definition-exists="false" ipc-concordant="C07C237/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of the carboxamide group bound to an acyclic carbon atom of a hydrocarbon radical substituted by oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/34" definition-exists="false" ipc-concordant="C07C237/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of the carboxamide group bound to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/36" definition-exists="false" ipc-concordant="C07C237/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of the carboxamide group bound to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/38" definition-exists="false" ipc-concordant="C07C237/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of the carboxamide group bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/40" definition-exists="false" ipc-concordant="C07C237/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of the carboxamide group bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/42" definition-exists="false" ipc-concordant="C07C237/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of amino groups bound to the carbon skeleton of the acid part, further acylated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/44" definition-exists="false" ipc-concordant="C07C237/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups, amino groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C237/46" definition-exists="false" ipc-concordant="C07C237/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of carboxamide groups, amino groups and at least three atoms of bromine or iodine, bound to carbon atoms of the same non-condensed six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C237/48" definition-exists="false" ipc-concordant="C07C237/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system of the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C237/50" definition-exists="false" ipc-concordant="C07C237/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups quaternised</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C237/52" definition-exists="false" ipc-concordant="C07C237/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C237/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the carboxamide groups further acylated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C239/00" definition-exists="true" ipc-concordant="C07C239/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing nitrogen-to-halogen bonds</text></title-part><title-part><text>Hydroxylamino compounds or ethers or esters thereof </text><reference><text>oximes <class-ref scheme="cpc">C07C251/00</class-ref>; hydroxamic acids or derivatives thereof <class-ref scheme="cpc">C07C259/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C239/02" definition-exists="false" ipc-concordant="C07C239/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing nitrogen-to-halogen bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/04" definition-exists="false" ipc-concordant="C07C239/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-halogenated amines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/06" definition-exists="false" ipc-concordant="C07C239/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-halogenated carboxamides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C239/08" definition-exists="false" ipc-concordant="C07C239/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydroxylamino compounds or their ethers or esters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/10" definition-exists="false" ipc-concordant="C07C239/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of hydroxylamino groups further bound to carbon atoms of unsubstituted hydrocarbon radicals or of hydrocarbon radicals substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/12" definition-exists="false" ipc-concordant="C07C239/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of hydroxylamino groups further bound to carbon atoms of hydrocarbon radicals substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/14" definition-exists="false" ipc-concordant="C07C239/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of hydroxylamino groups further bound to carbon atoms of hydrocarbon radicals substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/16" definition-exists="false" ipc-concordant="C07C239/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of hydroxylamino groups further bound to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/18" definition-exists="false" ipc-concordant="C07C239/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of hydroxylamino groups further bound to carbon atoms of hydrocarbon radicals substituted by carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/20" definition-exists="false" ipc-concordant="C07C239/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of hydroxylamino groups etherified</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C239/22" definition-exists="false" ipc-concordant="C07C239/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C239/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of hydroxylamino groups esterified</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C241/00" definition-exists="true" ipc-concordant="C07C241/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C241/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C241/02" definition-exists="false" ipc-concordant="C07C241/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C241/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of hydrazines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C241/04" definition-exists="false" ipc-concordant="C07C241/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C241/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of hydrazides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C243/00" definition-exists="true" ipc-concordant="C07C243/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C243/02" definition-exists="false" ipc-concordant="C07C243/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-nitro compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C243/04" definition-exists="false" ipc-concordant="C07C243/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-nitroso compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C243/06" definition-exists="false" ipc-concordant="C07C243/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-nitroso-amines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C243/08" definition-exists="false" ipc-concordant="C07C243/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-nitroso-carboxamides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C243/10" definition-exists="false" ipc-concordant="C07C243/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrazines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C243/12" definition-exists="false" ipc-concordant="C07C243/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of hydrazine groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C243/14" definition-exists="false" ipc-concordant="C07C243/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C243/16" definition-exists="false" ipc-concordant="C07C243/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C243/18" definition-exists="false" ipc-concordant="C07C243/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C243/20" definition-exists="false" ipc-concordant="C07C243/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of hydrazine groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C243/22" definition-exists="false" ipc-concordant="C07C243/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of hydrazine groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C243/24" definition-exists="false" ipc-concordant="C07C243/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrazines having nitrogen atoms of hydrazine groups acylated by carboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C243/26" definition-exists="false" ipc-concordant="C07C243/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with acylating carboxyl groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C243/28" definition-exists="false" ipc-concordant="C07C243/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to hydrogen atoms or to carbon atoms of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C243/30" definition-exists="false" ipc-concordant="C07C243/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C243/32" definition-exists="false" ipc-concordant="C07C243/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C243/34" definition-exists="false" ipc-concordant="C07C243/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of a carbon skeleton further substituted by nitrogen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C243/36" definition-exists="false" ipc-concordant="C07C243/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with acylating carboxyl groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C243/38" definition-exists="false" ipc-concordant="C07C243/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with acylating carboxyl groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C243/40" definition-exists="false" ipc-concordant="C07C243/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrazines having nitrogen atoms of hydrazine groups being quaternised</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C243/42" definition-exists="false" ipc-concordant="C07C243/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C243/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrazines having nitrogen atoms of hydrazine groups further singly-bound to hetero atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C245/00" definition-exists="true" ipc-concordant="C07C245/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond </text><reference><text>azoxy compounds <class-ref scheme="cpc">C07C291/08</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C245/02" definition-exists="false" ipc-concordant="C07C245/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C245/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Azo compounds, i.e. compounds having the free valencies of &#8212;N=N&#8212; groups attached to different atoms, e.g. diazohydroxides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C245/04" definition-exists="false" ipc-concordant="C07C245/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with nitrogen atoms of azo groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C245/06" definition-exists="false" ipc-concordant="C07C245/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C245/08" definition-exists="false" ipc-concordant="C07C245/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the two nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings, e.g. azobenzene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C245/10" definition-exists="false" ipc-concordant="C07C245/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C245/12" definition-exists="false" ipc-concordant="C07C245/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-01-01" status="published"><classification-symbol>C07C245/12</classification-symbol><class-title date-revised="2016-01-01"><title-part><text>Diazo compounds, i.e. compounds having the free valencies of &gt;N<sub>2</sub> groups attached to the same carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C245/14" definition-exists="false" ipc-concordant="C07C245/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having diazo groups bound to acyclic carbon atoms of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C245/16" definition-exists="false" ipc-concordant="C07C245/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diazomethane</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C245/18" definition-exists="false" ipc-concordant="C07C245/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C245/20" definition-exists="false" ipc-concordant="C07C245/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diazonium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C245/22" definition-exists="false" ipc-concordant="C07C245/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing chains of three or more nitrogen atoms with one or more nitrogen-to-nitrogen double bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C245/24" definition-exists="false" ipc-concordant="C07C245/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C245/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chains of only three nitrogen atoms, e.g. diazoamines</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C247/00" definition-exists="true" ipc-concordant="C07C247/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing azido groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C247/02" definition-exists="false" ipc-concordant="C07C247/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with azido groups bound to acyclic carbon atoms of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C247/04" definition-exists="false" ipc-concordant="C07C247/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C247/06" definition-exists="false" ipc-concordant="C07C247/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C247/08" definition-exists="false" ipc-concordant="C07C247/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being unsaturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C247/10" definition-exists="false" ipc-concordant="C07C247/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C247/12" definition-exists="false" ipc-concordant="C07C247/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C247/14" definition-exists="false" ipc-concordant="C07C247/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with azido groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C247/16" definition-exists="false" ipc-concordant="C07C247/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with azido groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C247/18" definition-exists="false" ipc-concordant="C07C247/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C247/20" definition-exists="false" ipc-concordant="C07C247/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with azido groups acylated by carboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C247/22" definition-exists="false" ipc-concordant="C07C247/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the acylating carboxyl groups bound to hydrogen atoms, to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C247/24" definition-exists="false" ipc-concordant="C07C247/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C247/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one of the acylating carboxyl groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C249/00" definition-exists="true" ipc-concordant="C07C249/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton </text><reference><text>of diazo compounds <class-ref scheme="cpc">C07C245/12</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C249/02" definition-exists="false" ipc-concordant="C07C249/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of compounds containing imino groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C249/04" definition-exists="false" ipc-concordant="C07C249/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of oximes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C249/06" definition-exists="false" ipc-concordant="C07C249/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by nitrosation of hydrocarbons or substituted hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C249/08" definition-exists="false" ipc-concordant="C07C249/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of hydroxylamines with carbonyl compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C249/10" definition-exists="false" ipc-concordant="C07C249/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from nitro compounds or salts thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C249/12" definition-exists="false" ipc-concordant="C07C249/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of oxyimino groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C249/14" definition-exists="false" ipc-concordant="C07C249/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C249/16" definition-exists="false" ipc-concordant="C07C249/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C249/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrazones</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C251/00" definition-exists="true" ipc-concordant="C07C251/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing nitrogen atoms doubly-bound to a carbon skeleton </text><reference><text>diazo compounds <class-ref scheme="cpc">C07C245/12</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C251/02" definition-exists="false" ipc-concordant="C07C251/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing imino groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/04" definition-exists="false" ipc-concordant="C07C251/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of imino groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/06" definition-exists="false" ipc-concordant="C07C251/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of a saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/08" definition-exists="false" ipc-concordant="C07C251/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being acyclic</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/10" definition-exists="false" ipc-concordant="C07C251/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/12" definition-exists="false" ipc-concordant="C07C251/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being acyclic</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/14" definition-exists="false" ipc-concordant="C07C251/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/16" definition-exists="false" ipc-concordant="C07C251/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/18" definition-exists="false" ipc-concordant="C07C251/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of imino groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/20" definition-exists="false" ipc-concordant="C07C251/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of imino groups being part of rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/22" definition-exists="false" ipc-concordant="C07C251/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Quinone imines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/24" definition-exists="false" ipc-concordant="C07C251/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of imino groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/26" definition-exists="false" ipc-concordant="C07C251/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of imino groups further bound to halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/28" definition-exists="false" ipc-concordant="C07C251/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of imino groups acylated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/30" definition-exists="false" ipc-concordant="C07C251/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of imino groups quaternised</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C251/32" definition-exists="false" ipc-concordant="C07C251/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oximes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/34" definition-exists="false" ipc-concordant="C07C251/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with oxygen atoms of oxyimino groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/36" definition-exists="false" ipc-concordant="C07C251/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the carbon atoms of the oxyimino groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/38" definition-exists="false" ipc-concordant="C07C251/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/40" definition-exists="false" ipc-concordant="C07C251/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of an unsaturated carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/42" definition-exists="false" ipc-concordant="C07C251/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the carbon atom of at least one of the oxyimino groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/44" definition-exists="false" ipc-concordant="C07C251/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the carbon atom of at least one of the oxyimino groups being part of a ring other than a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/46" definition-exists="false" ipc-concordant="C07C251/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Quinone oximes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/48" definition-exists="false" ipc-concordant="C07C251/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the carbon atom of at least one of the oxyimino groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/50" definition-exists="false" ipc-concordant="C07C251/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of oxyimino groups bound to carbon atoms of substituted hydrocarbon radicals</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/52" definition-exists="false" ipc-concordant="C07C251/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbon radicals substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/54" definition-exists="false" ipc-concordant="C07C251/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbon radicals substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/56" definition-exists="false" ipc-concordant="C07C251/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbon radicals substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/58" definition-exists="false" ipc-concordant="C07C251/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/60" definition-exists="false" ipc-concordant="C07C251/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydrocarbon radicals substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/62" definition-exists="false" ipc-concordant="C07C251/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of oxyimino groups esterified</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/64" definition-exists="false" ipc-concordant="C07C251/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by carboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/66" definition-exists="false" ipc-concordant="C07C251/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the esterifying carboxyl groups bound to hydrogen atoms, to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/68" definition-exists="false" ipc-concordant="C07C251/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one of the esterifying carboxyl groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/70" definition-exists="false" ipc-concordant="C07C251/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal complexes of oximes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C251/72" definition-exists="false" ipc-concordant="C07C251/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrazones</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/74" definition-exists="false" ipc-concordant="C07C251/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having doubly-bound carbon atoms of hydrazone groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/76" definition-exists="false" ipc-concordant="C07C251/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C251/78" definition-exists="false" ipc-concordant="C07C251/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C251/80" definition-exists="false" ipc-concordant="C07C251/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/82" definition-exists="false" ipc-concordant="C07C251/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having doubly-bound carbon atoms of hydrazone groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/84" definition-exists="false" ipc-concordant="C07C251/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having doubly-bound carbon atoms of hydrazone groups being part of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/86" definition-exists="false" ipc-concordant="C07C251/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having doubly-bound carbon atoms of hydrazone groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C251/88" definition-exists="false" ipc-concordant="C07C251/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C251/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having also the other nitrogen atom doubly-bound to a carbon atom, e.g. azines</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C253/00" definition-exists="true" ipc-concordant="C07C253/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of carboxylic acid nitriles </text><reference><text>of cyanogen or compounds thereof <class-ref scheme="cpc">C01C3/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/02" definition-exists="false" ipc-concordant="C07C253/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of nitrogen oxide with organic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/04" definition-exists="false" ipc-concordant="C07C253/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C253/04</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>by reaction of cyanogen halides, e.g. ClCN, with organic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/06" definition-exists="false" ipc-concordant="C07C253/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from N-formylated amino compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/08" definition-exists="false" ipc-concordant="C07C253/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of hydrogen cyanide or salts thereof to unsaturated compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C253/10" definition-exists="false" ipc-concordant="C07C253/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to compounds containing carbon-to-carbon double bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C253/12" definition-exists="false" ipc-concordant="C07C253/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to compounds containing carbon-to-carbon triple bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/14" definition-exists="false" ipc-concordant="C07C253/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of cyanides with halogen-containing compounds with replacement of halogen atoms by cyano groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/16" definition-exists="false" ipc-concordant="C07C253/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of cyanides with lactones or compounds containing hydroxy groups or etherified or esterified hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/18" definition-exists="false" ipc-concordant="C07C253/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of ammonia or amines with compounds containing carbon-to-carbon multiple bonds other than in six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/20" definition-exists="false" ipc-concordant="C07C253/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by dehydration of carboxylic acid amides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/22" definition-exists="false" ipc-concordant="C07C253/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of ammonia with carboxylic acids with replacement of carboxyl groups by cyano groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/24" definition-exists="false" ipc-concordant="C07C253/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by ammoxidation of hydrocarbons or substituted hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C253/26" definition-exists="false" ipc-concordant="C07C253/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C253/28" definition-exists="false" ipc-concordant="C07C253/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings, e.g. styrene</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/30" definition-exists="false" ipc-concordant="C07C253/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of cyano groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C253/32" definition-exists="false" ipc-concordant="C07C253/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C253/34" definition-exists="false" ipc-concordant="C07C253/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C253/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C255/00" definition-exists="true" ipc-concordant="C07C255/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carboxylic acid nitriles </text><reference><text>cyanogen or compounds thereof <class-ref scheme="cpc">C01C3/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C255/01" definition-exists="false" ipc-concordant="C07C255/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having cyano groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/02" definition-exists="false" ipc-concordant="C07C255/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic and saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/03" definition-exists="false" ipc-concordant="C07C255/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mononitriles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/04" definition-exists="false" ipc-concordant="C07C255/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing two cyano groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/05" definition-exists="false" ipc-concordant="C07C255/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least three cyano groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/06" definition-exists="false" ipc-concordant="C07C255/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic and unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/07" definition-exists="false" ipc-concordant="C07C255/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mononitriles</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C255/08" definition-exists="false" ipc-concordant="C07C255/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acrylonitrile</text></title-part><title-part><text>Methacrylonitrile</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/09" definition-exists="false" ipc-concordant="C07C255/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two cyano groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/10" definition-exists="false" ipc-concordant="C07C255/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and halogen atoms, or nitro or nitroso groups, bound to the same acyclic carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/11" definition-exists="false" ipc-concordant="C07C255/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and singly-bound oxygen atoms bound to the same saturated acyclic carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/12" definition-exists="false" ipc-concordant="C07C255/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/13" definition-exists="false" ipc-concordant="C07C255/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and etherified hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/14" definition-exists="false" ipc-concordant="C07C255/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and esterified hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/15" definition-exists="false" ipc-concordant="C07C255/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and singly-bound oxygen atoms bound to the same unsaturated acyclic carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/16" definition-exists="false" ipc-concordant="C07C255/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and singly-bound oxygen atoms bound to the same carbon atom of an acyclic carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/17" definition-exists="false" ipc-concordant="C07C255/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and doubly-bound oxygen atoms bound to the same acyclic carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/18" definition-exists="false" ipc-concordant="C07C255/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups bound to carbon atoms of carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/19" definition-exists="false" ipc-concordant="C07C255/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and carboxyl groups, other than cyano groups, bound to the same saturated acyclic carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/20" definition-exists="false" ipc-concordant="C07C255/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/21" definition-exists="false" ipc-concordant="C07C255/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/22" definition-exists="false" ipc-concordant="C07C255/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and at least two carboxyl groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/23" definition-exists="false" ipc-concordant="C07C255/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and carboxyl groups, other than cyano groups, bound to the same unsaturated acyclic carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/24" definition-exists="false" ipc-concordant="C07C255/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same saturated acyclic carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/25" definition-exists="false" ipc-concordant="C07C255/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aminoacetonitriles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/26" definition-exists="false" ipc-concordant="C07C255/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups, amino groups and singly-bound oxygen atoms bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/27" definition-exists="false" ipc-concordant="C07C255/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups, amino groups and doubly-bound oxygen atoms bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/28" definition-exists="false" ipc-concordant="C07C255/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups, amino groups and carboxyl groups, other than cyano groups, bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/29" definition-exists="false" ipc-concordant="C07C255/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and acylated amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/30" definition-exists="false" ipc-concordant="C07C255/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same unsaturated acyclic carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/31" definition-exists="false" ipc-concordant="C07C255/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/32" definition-exists="false" ipc-concordant="C07C255/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/33" definition-exists="false" ipc-concordant="C07C255/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cyano groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by saturated carbon chains</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/34" definition-exists="false" ipc-concordant="C07C255/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cyano groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by unsaturated carbon chains</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/35" definition-exists="false" ipc-concordant="C07C255/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms, or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/36" definition-exists="false" ipc-concordant="C07C255/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/37" definition-exists="false" ipc-concordant="C07C255/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by etherified hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/38" definition-exists="false" ipc-concordant="C07C255/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by esterified hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C255/39" definition-exists="false" ipc-concordant="C07C255/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxy groups esterified by derivatives of 2,2-dimethylcyclopropane carboxylic acids, e.g. of chrysanthemumic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/40" definition-exists="false" ipc-concordant="C07C255/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/41" definition-exists="false" ipc-concordant="C07C255/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by carboxyl groups, other than cyano groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/42" definition-exists="false" ipc-concordant="C07C255/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound nitrogen atoms, not being further bound to other hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C255/43" definition-exists="false" ipc-concordant="C07C255/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C255/44" definition-exists="false" ipc-concordant="C07C255/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one of the singly-bound nitrogen atoms being acylated</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C255/45" definition-exists="false" ipc-concordant="C07C255/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having cyano groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/46" definition-exists="false" ipc-concordant="C07C255/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of non-condensed rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/47" definition-exists="false" ipc-concordant="C07C255/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of rings being part of condensed ring systems</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/48" definition-exists="false" ipc-concordant="C07C255/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of 2,2-dimethylcyclopropane rings, e.g. nitrile of chrysanthemumic acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C255/49" definition-exists="false" ipc-concordant="C07C255/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/50" definition-exists="false" ipc-concordant="C07C255/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of non-condensed six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/51" definition-exists="false" ipc-concordant="C07C255/51" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/51</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two cyano groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/52" definition-exists="false" ipc-concordant="C07C255/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of six-membered aromatic rings being part of condensed ring systems</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/53" definition-exists="false" ipc-concordant="C07C255/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/54" definition-exists="false" ipc-concordant="C07C255/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and etherified hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/55" definition-exists="false" ipc-concordant="C07C255/55" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and esterified hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/56" definition-exists="false" ipc-concordant="C07C255/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and doubly-bound oxygen atoms bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/57" definition-exists="false" ipc-concordant="C07C255/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and carboxyl groups, other than cyano groups, bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/58" definition-exists="false" ipc-concordant="C07C255/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/59" definition-exists="false" ipc-concordant="C07C255/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/60" definition-exists="false" ipc-concordant="C07C255/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one of the singly-bound nitrogen atoms being acylated</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C255/61" definition-exists="false" ipc-concordant="C07C255/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C255/61</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing cyano groups and nitrogen atoms being part of imino groups bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C255/62" definition-exists="false" ipc-concordant="C07C255/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and oxygen atoms being part of oxyimino groups bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C255/63" definition-exists="false" ipc-concordant="C07C255/63" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing cyano groups and nitrogen atoms further bound to other hetero atoms, other than oxygen atoms of nitro or nitroso groups, bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/64" definition-exists="false" ipc-concordant="C07C255/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atoms further bound to oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C255/65" definition-exists="false" ipc-concordant="C07C255/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atoms further bound to nitrogen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/66" definition-exists="false" ipc-concordant="C07C255/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having cyano groups and nitrogen atoms being part of hydrazine or hydrazone groups bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C255/67" definition-exists="false" ipc-concordant="C07C255/67" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C255/67</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having cyano groups and azido groups bound to the same carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C257/00" definition-exists="true" ipc-concordant="C07C257/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C257/02" definition-exists="false" ipc-concordant="C07C257/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with replacement of the other oxygen atom of the carboxyl group by halogen atoms, e.g. imino-halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C257/04" definition-exists="false" ipc-concordant="C07C257/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>without replacement of the other oxygen atom of the carboxyl group, e.g. imino-ethers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C257/06" definition-exists="false" ipc-concordant="C07C257/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of imino-carboxyl groups bound to hydrogen atoms, to acyclic carbon atoms, or to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C257/08" definition-exists="false" ipc-concordant="C07C257/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of imino-carboxyl groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C257/10" definition-exists="false" ipc-concordant="C07C257/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C257/12" definition-exists="false" ipc-concordant="C07C257/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of amidino groups bound to hydrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C257/14" definition-exists="false" ipc-concordant="C07C257/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of amidino groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C257/16" definition-exists="false" ipc-concordant="C07C257/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of amidino groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C257/18" definition-exists="false" ipc-concordant="C07C257/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of amidino groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C257/20" definition-exists="false" ipc-concordant="C07C257/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of amidino groups acylated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C257/22" definition-exists="false" ipc-concordant="C07C257/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C257/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of amidino groups further bound to nitrogen atoms, e.g. hydrazidines</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C259/00" definition-exists="true" ipc-concordant="C07C259/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing carboxyl groups, an oxygen atom of a carboxyl group being replaced by a nitrogen atom, this nitrogen atom being further bound to an oxygen atom and not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C259/02" definition-exists="false" ipc-concordant="C07C259/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with replacement of the other oxygen atom of the carboxyl group by halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C259/04" definition-exists="false" ipc-concordant="C07C259/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>without replacement of the other oxygen atom of the carboxyl group, e.g. hydroxamic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C259/06" definition-exists="false" ipc-concordant="C07C259/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of hydroxamic groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C259/08" definition-exists="false" ipc-concordant="C07C259/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of hydroxamic groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C259/10" definition-exists="false" ipc-concordant="C07C259/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of hydroxamic groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C259/12" definition-exists="false" ipc-concordant="C07C259/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. N-hydroxyamidines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C259/14" definition-exists="false" ipc-concordant="C07C259/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of hydroxamidine groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C259/16" definition-exists="false" ipc-concordant="C07C259/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of hydroxamidine groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C259/18" definition-exists="false" ipc-concordant="C07C259/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of hydroxamidine groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C259/20" definition-exists="false" ipc-concordant="C07C259/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C259/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one nitrogen atom of hydroxamidine groups bound to another nitrogen atom</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C261/00" definition-exists="true" ipc-concordant="C07C261/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C261/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of cyanic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C261/02" definition-exists="false" ipc-concordant="C07C261/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C261/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyanates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C261/04" definition-exists="false" ipc-concordant="C07C261/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C261/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyanamides </text><reference><text>unsubstituted cyanamide <class-ref scheme="cpc">C01C3/16</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C263/00" definition-exists="true" ipc-concordant="C07C263/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of derivatives of isocyanic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/02" definition-exists="false" ipc-concordant="C07C263/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of halides with isocyanic acid or its derivatives</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/04" definition-exists="false" ipc-concordant="C07C263/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from or via carbamates or carbamoyl halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/06" definition-exists="false" ipc-concordant="C07C263/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from or via ureas</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/08" definition-exists="false" ipc-concordant="C07C263/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from or via heterocyclic compounds, e.g. pyrolysis of furoxans</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/10" definition-exists="false" ipc-concordant="C07C263/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of amines with carbonyl halides, e.g. with phosgene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/12" definition-exists="false" ipc-concordant="C07C263/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from or via nitrogen analogues of carboxylic acids, e.g. from hydroxamic acids, involving a Hofmann, Curtius or Lossen-type rearrangement </text><reference><text><class-ref scheme="cpc">C07C209/56</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/14" definition-exists="false" ipc-concordant="C07C263/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by catalytic reaction of nitro compounds with carbon monoxide</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/16" definition-exists="false" ipc-concordant="C07C263/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of isocyanate groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C263/18" definition-exists="false" ipc-concordant="C07C263/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C263/20" definition-exists="false" ipc-concordant="C07C263/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C263/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C265/00" definition-exists="true" ipc-concordant="C07C265/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of isocyanic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C265/02" definition-exists="false" ipc-concordant="C07C265/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having isocyanate groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C265/04" definition-exists="false" ipc-concordant="C07C265/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C265/06" definition-exists="false" ipc-concordant="C07C265/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C265/08" definition-exists="false" ipc-concordant="C07C265/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C265/10" definition-exists="false" ipc-concordant="C07C265/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having isocyanate groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C265/12" definition-exists="false" ipc-concordant="C07C265/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having isocyanate groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C265/14" definition-exists="false" ipc-concordant="C07C265/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two isocyanate groups bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C265/16" definition-exists="false" ipc-concordant="C07C265/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C265/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having isocyanate groups acylated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C267/00" definition-exists="true" ipc-concordant="C07C267/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C267/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbodiimides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C269/00" definition-exists="true" ipc-concordant="C07C269/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C269/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups <media id="964" file-name="cpc-sch-C07C-0964.gif" type="gif"/>, the nitrogen atom not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C269/02" definition-exists="false" ipc-concordant="C07C269/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C269/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from isocyanates with formation of carbamate groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C269/04" definition-exists="false" ipc-concordant="C07C269/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C269/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from amines with formation of carbamate groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C269/06" definition-exists="false" ipc-concordant="C07C269/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C269/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of carbamate groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C269/08" definition-exists="false" ipc-concordant="C07C269/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C269/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C271/00" definition-exists="true" ipc-concordant="C07C271/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of carbamic acids, i.e. compounds containing any of the groups <media id="964" file-name="cpc-sch-C07C-0964.gif" type="gif"/>, the nitrogen atom not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C271/02" definition-exists="false" ipc-concordant="C07C271/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbamic acids</text></title-part><title-part><text>Salts of carbamic acids </text><reference><text>unsubstituted carbamic acid or salts thereof <class-ref scheme="cpc">C01B21/12</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C271/04" definition-exists="false" ipc-concordant="C07C271/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbamic acid halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C271/06" definition-exists="false" ipc-concordant="C07C271/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of carbamic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C271/08" definition-exists="false" ipc-concordant="C07C271/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of carbamate groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/10" definition-exists="false" ipc-concordant="C07C271/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/12" definition-exists="false" ipc-concordant="C07C271/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/14" definition-exists="false" ipc-concordant="C07C271/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/16" definition-exists="false" ipc-concordant="C07C271/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/18" definition-exists="false" ipc-concordant="C07C271/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/20" definition-exists="false" ipc-concordant="C07C271/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/22" definition-exists="false" ipc-concordant="C07C271/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/24" definition-exists="false" ipc-concordant="C07C271/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/26" definition-exists="false" ipc-concordant="C07C271/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/28" definition-exists="false" ipc-concordant="C07C271/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a carbon atom of a non-condensed six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/30" definition-exists="false" ipc-concordant="C07C271/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a carbon atom of a six-membered aromatic ring being part of a condensed ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C271/32" definition-exists="false" ipc-concordant="C07C271/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of carbamate groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/34" definition-exists="false" ipc-concordant="C07C271/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/36" definition-exists="false" ipc-concordant="C07C271/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/38" definition-exists="false" ipc-concordant="C07C271/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C271/40" definition-exists="false" ipc-concordant="C07C271/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/42" definition-exists="false" ipc-concordant="C07C271/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/44" definition-exists="false" ipc-concordant="C07C271/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/46" definition-exists="false" ipc-concordant="C07C271/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by halogen atoms or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/48" definition-exists="false" ipc-concordant="C07C271/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/50" definition-exists="false" ipc-concordant="C07C271/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/52" definition-exists="false" ipc-concordant="C07C271/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C271/54" definition-exists="false" ipc-concordant="C07C271/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of hydrocarbon radicals substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/56" definition-exists="false" ipc-concordant="C07C271/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C271/58" definition-exists="false" ipc-concordant="C07C271/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C271/60" definition-exists="false" ipc-concordant="C07C271/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of carbamate groups bound to nitrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C271/62" definition-exists="false" ipc-concordant="C07C271/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="965" file-name="cpc-sch-C07C-0965.gif" type="gif"/>, X being a hetero atom, Y being any atom, e.g. N-acylcarbamates</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C271/64" definition-exists="false" ipc-concordant="C07C271/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom, e.g. benzoylcarbamates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C271/66" definition-exists="false" ipc-concordant="C07C271/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C271/68" definition-exists="false" ipc-concordant="C07C271/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C271/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="966" file-name="cpc-sch-C07C-0966.gif" type="gif"/></text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C273/00" definition-exists="true" ipc-concordant="C07C273/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of urea or its derivatives, i.e. compounds containing any of the groups <media id="967" file-name="cpc-sch-C07C-0967.gif" type="gif"/> , the nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C273/02" definition-exists="false" ipc-concordant="C07C273/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of urea, its salts, complexes or addition compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/025" definition-exists="false" ipc-concordant="C07C273/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of solutions of urea and formaldehyde</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/04" definition-exists="false" ipc-concordant="C07C273/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from carbon dioxide and ammonia</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/06" definition-exists="false" ipc-concordant="C07C273/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from cyanamide or calcium cyanamide</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/08" definition-exists="false" ipc-concordant="C07C273/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from ammoniacal liquor</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/10" definition-exists="false" ipc-concordant="C07C273/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with the synthesis of ammonia</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/12" definition-exists="false" ipc-concordant="C07C273/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with the synthesis of melamine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/14" definition-exists="false" ipc-concordant="C07C273/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C273/16" definition-exists="false" ipc-concordant="C07C273/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C273/18" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of substituted ureas</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/1809" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1809</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with formation of the N-C(O)-N moiety</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C273/1818" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1818</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from -N=C=O and XNR&apos;R&quot;</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C273/1827" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1827</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>X being H</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C273/1836" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1836</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from derivatives of carbamic acid</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C273/1845" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1845</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>comprising the -N-C(O)-Hal moiety</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/1854" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1854</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions not involving the formation of the N-C(O)-N- moiety</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C273/1863" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1863</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from urea</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/1872" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1872</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C273/1881" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/1881</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from urea</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C273/189" definition-exists="false" ipc-concordant="C07C273/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C273/189</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Purification, separation, stabilisation, use of additives</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C275/00" definition-exists="true" ipc-concordant="C07C275/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of urea, i.e. compounds containing any of the groups <media id="967" file-name="cpc-sch-C07C-0967.gif" type="gif"/>, the nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/02" definition-exists="false" ipc-concordant="C07C275/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts</text></title-part><title-part><text>Complexes</text></title-part><title-part><text>Addition compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/04" definition-exists="false" ipc-concordant="C07C275/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of urea groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/06" definition-exists="false" ipc-concordant="C07C275/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic and saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/08" definition-exists="false" ipc-concordant="C07C275/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by halogen atoms, or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/10" definition-exists="false" ipc-concordant="C07C275/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/12" definition-exists="false" ipc-concordant="C07C275/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/14" definition-exists="false" ipc-concordant="C07C275/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/16" definition-exists="false" ipc-concordant="C07C275/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/18" definition-exists="false" ipc-concordant="C07C275/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/20" definition-exists="false" ipc-concordant="C07C275/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/22" definition-exists="false" ipc-concordant="C07C275/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/24" definition-exists="false" ipc-concordant="C07C275/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/26" definition-exists="false" ipc-concordant="C07C275/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of urea groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/28" definition-exists="false" ipc-concordant="C07C275/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of urea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/30" definition-exists="false" ipc-concordant="C07C275/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by halogen atoms, or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/32" definition-exists="false" ipc-concordant="C07C275/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/34" definition-exists="false" ipc-concordant="C07C275/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of urea groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C275/36" definition-exists="false" ipc-concordant="C07C275/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one of the oxygen atoms further bound to a carbon atom of a six-membered aromatic ring, e.g. N-aryloxyphenylureas</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/38" definition-exists="false" ipc-concordant="C07C275/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/40" definition-exists="false" ipc-concordant="C07C275/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/42" definition-exists="false" ipc-concordant="C07C275/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/44" definition-exists="false" ipc-concordant="C07C275/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of urea groups doubly-bound to carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/46" definition-exists="false" ipc-concordant="C07C275/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing any of the groups <media id="968" file-name="cpc-sch-C07C-0968.gif" type="gif"/>, X being a hetero atom, Y being any atom, e.g. acylureas</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/48" definition-exists="false" ipc-concordant="C07C275/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/50" definition-exists="false" ipc-concordant="C07C275/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/52" definition-exists="false" ipc-concordant="C07C275/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/54" definition-exists="false" ipc-concordant="C07C275/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a carbon atom of a six-membered aromatic ring, e.g. benzoylureas</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/56" definition-exists="false" ipc-concordant="C07C275/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>X being a nitrogen atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/58" definition-exists="false" ipc-concordant="C07C275/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/60" definition-exists="false" ipc-concordant="C07C275/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being an oxygen atom, e.g. allophanic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C275/62" definition-exists="false" ipc-concordant="C07C275/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a nitrogen atom, e.g. biuret</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/64" definition-exists="false" ipc-concordant="C07C275/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of urea groups singly-bound to oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/66" definition-exists="false" ipc-concordant="C07C275/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of urea groups bound to halogen atoms or to nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C275/68" definition-exists="false" ipc-concordant="C07C275/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-nitroso ureas</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C275/70" definition-exists="false" ipc-concordant="C07C275/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C275/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="969" file-name="cpc-sch-C07C-0969.gif" type="gif"/>, e.g. isoureas</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C277/00" definition-exists="true" ipc-concordant="C07C277/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C277/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of guanidine or its derivatives, i.e. compounds containing the group <media id="970" file-name="cpc-sch-C07C-0970.gif" type="gif"/>, the singly-bound nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C277/02" definition-exists="false" ipc-concordant="C07C277/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C277/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of guanidine from cyanamide, calcium cyanamide or dicyandiamides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C277/04" definition-exists="false" ipc-concordant="C07C277/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C277/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of guanidine from ammonium thiocyanate</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C277/06" definition-exists="false" ipc-concordant="C07C277/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C277/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification or separation of guanidine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C277/08" definition-exists="false" ipc-concordant="C07C277/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C277/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of substituted guanidines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C279/00" definition-exists="true" ipc-concordant="C07C279/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of guanidine, i.e. compounds containing the group <media id="970" file-name="cpc-sch-C07C-0970.gif" type="gif"/>, the singly-bound nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C279/02" definition-exists="false" ipc-concordant="C07C279/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Guanidine</text></title-part><title-part><text>Salts, complexes or addition compounds thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C279/04" definition-exists="false" ipc-concordant="C07C279/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of guanidine groups bound to acyclic carbon atoms of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C279/06" definition-exists="false" ipc-concordant="C07C279/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by halogen atoms, or by nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C279/08" definition-exists="false" ipc-concordant="C07C279/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C279/10" definition-exists="false" ipc-concordant="C07C279/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by doubly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C279/12" definition-exists="false" ipc-concordant="C07C279/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C279/14" definition-exists="false" ipc-concordant="C07C279/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C279/16" definition-exists="false" ipc-concordant="C07C279/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of guanidine groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C279/18" definition-exists="false" ipc-concordant="C07C279/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of guanidine groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C279/20" definition-exists="false" ipc-concordant="C07C279/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing any of the groups <media id="971" file-name="cpc-sch-C07C-0971.gif" type="gif"/>, X being a hetero atom, Y being any atom, e.g. acylguanidines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C279/22" definition-exists="false" ipc-concordant="C07C279/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom, e.g. benzoylguanidines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C279/24" definition-exists="false" ipc-concordant="C07C279/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C279/26" definition-exists="false" ipc-concordant="C07C279/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>X and Y being nitrogen atoms, i.e. biguanides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C279/265" definition-exists="false" ipc-concordant="C07C279/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/265</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing two or more biguanide groups</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C279/28" definition-exists="false" ipc-concordant="C07C279/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of guanidine groups bound to cyano groups, e.g. cyanoguanidines, dicyandiamides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C279/30" definition-exists="false" ipc-concordant="C07C279/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of guanidine groups bound to nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C279/32" definition-exists="false" ipc-concordant="C07C279/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-nitroguanidines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C279/34" definition-exists="false" ipc-concordant="C07C279/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-nitroguanidine</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C279/36" definition-exists="false" ipc-concordant="C07C279/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C279/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Substituted N-nitroguanidines</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C281/00" definition-exists="true" ipc-concordant="C07C281/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C281/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Derivatives of carbonic acid containing functional groups covered by groups <class-ref scheme="cpc">C07C269/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C279/00</class-ref> in which at least one nitrogen atom of these functional groups is further bound to another nitrogen atom not being part of a nitro or nitroso group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C281/02" definition-exists="false" ipc-concordant="C07C281/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="972" file-name="cpc-sch-C07C-0972.gif" type="gif"/>, e.g. carbazates</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C281/04" definition-exists="false" ipc-concordant="C07C281/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the other nitrogen atom being further doubly-bound to a carbon atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C281/06" definition-exists="false" ipc-concordant="C07C281/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="973" file-name="cpc-sch-C07C-0973.gif" type="gif"/>, e.g. semicarbazides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C281/08" definition-exists="false" ipc-concordant="C07C281/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the other nitrogen atom being further doubly-bound to a carbon atom, e.g. semicarbazones</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C281/10" definition-exists="false" ipc-concordant="C07C281/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon atom being further bound to an acyclic carbon atom or to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C281/12" definition-exists="false" ipc-concordant="C07C281/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon atom being part of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C281/14" definition-exists="false" ipc-concordant="C07C281/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon atom being further bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C281/16" definition-exists="false" ipc-concordant="C07C281/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="974" file-name="cpc-sch-C07C-0974.gif" type="gif"/>, e.g. aminoguanidine</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C281/18" definition-exists="false" ipc-concordant="C07C281/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the other nitrogen atom being further doubly-bound to a carbon atom, e.g. guanylhydrazones</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C281/20" definition-exists="false" ipc-concordant="C07C281/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C281/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the two nitrogen atoms of the functional groups being doubly-bound to each other, e.g. azoformamide</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C291/00" definition-exists="true" ipc-concordant="C07C291/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C291/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Compounds containing carbon and nitrogen and having functional groups not covered by groups <class-ref scheme="cpc">C07C201/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C281/00</class-ref></text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C291/02" definition-exists="false" ipc-concordant="C07C291/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C291/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen-oxide bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C291/04" definition-exists="false" ipc-concordant="C07C291/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C291/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing amino-oxide bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C291/06" definition-exists="false" ipc-concordant="C07C291/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C291/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nitrile oxides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C291/08" definition-exists="false" ipc-concordant="C07C291/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C291/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Azoxy compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C291/10" definition-exists="false" ipc-concordant="C07C291/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C291/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isocyanides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C291/12" definition-exists="false" ipc-concordant="C07C291/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C291/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fulminates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C291/14" definition-exists="false" ipc-concordant="C07C291/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C291/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least one carbon atom bound to a nitro or nitroso group and doubly-bound to a hetero atom</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C07C301/00" date-revised="2013-01-01" status="published"><classification-symbol>C07C301/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing carbon together with sulfur, selenium, or tellurium, with or without hydrogen, halogens, oxygen, or nitrogen </text><reference><text>irradiation products of cholesterol or its derivatives <class-ref scheme="cpc">C07C401/00</class-ref>; vitamin D derivatives, 9-10-seco cyclopenta[a]phenanthrene or analogues obtained by chemical preparation without irradiation <class-ref scheme="cpc">C07C401/00</class-ref>; derivatives of cyclohexane or of a cyclohexene </text><CPC-specific-text><text>or of cyclohexadiene</text></CPC-specific-text><text>, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene </text><CPC-specific-text><text>or cyclohexadiene</text></CPC-specific-text><text> rings <class-ref scheme="cpc">C07C403/00</class-ref>; protaglandins or derivatives thereof <class-ref scheme="cpc">C07C405/00</class-ref>; peroxy compounds <class-ref scheme="cpc">C07C407/00</class-ref>, <class-ref scheme="cpc">C07C409/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C301/00" definition-exists="true" ipc-concordant="C07C301/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C301/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of sulfurous acid </text><reference><text>cyclic esters <class-ref scheme="cpc">C07D</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C301/02" definition-exists="false" ipc-concordant="C07C301/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C301/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfite groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C303/00" definition-exists="true" ipc-concordant="C07C303/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of esters or amides of sulfuric acids</text></title-part><title-part><text>Preparation of sulfonic acids or of their esters, halides, anhydrides or amides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C303/02" definition-exists="false" ipc-concordant="C07C303/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of sulfonic acids or halides thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/04" definition-exists="false" ipc-concordant="C07C303/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by substitution of hydrogen atoms by sulfo or halosulfonyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C303/06" definition-exists="false" ipc-concordant="C07C303/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with sulfuric acid or sulfur trioxide</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C303/08" definition-exists="false" ipc-concordant="C07C303/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with halogenosulfonic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C303/10" definition-exists="false" ipc-concordant="C07C303/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with sulfur dioxide and halogen or by reaction with sulfuryl halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C303/12" definition-exists="false" ipc-concordant="C07C303/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction with thionylhalides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/14" definition-exists="false" ipc-concordant="C07C303/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by sulfoxidation, i.e. by reaction with sulfur dioxide and oxygen with formation of sulfo or halosulfonyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/16" definition-exists="false" ipc-concordant="C07C303/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by oxidation of thiols, sulfides, hydropolysulfides, or polysulfides with formation of sulfo or halosulfonyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/18" definition-exists="false" ipc-concordant="C07C303/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of sulfides with compounds having functional groups with formation of sulfo or halosulfonyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/20" definition-exists="false" ipc-concordant="C07C303/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of sulfurous acid or salts thereof to compounds having carbon-to-carbon multiple bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/22" definition-exists="false" ipc-concordant="C07C303/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; </text><CPC-specific-text><text>from sulfonic halides by reactions not involving the formation of halosulfonyl groups</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C303/24" definition-exists="false" ipc-concordant="C07C303/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of esters of sulfuric acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C303/26" definition-exists="false" ipc-concordant="C07C303/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of esters of sulfonic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/28" definition-exists="false" ipc-concordant="C07C303/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of hydroxy compounds with sulfonic acids or derivatives thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/30" definition-exists="false" ipc-concordant="C07C303/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of esterified sulfo groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C303/32" definition-exists="false" ipc-concordant="C07C303/32" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of salts of sulfonic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C303/34" definition-exists="false" ipc-concordant="C07C303/34" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of amides of sulfuric acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C303/36" definition-exists="false" ipc-concordant="C07C303/36" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of amides of sulfonic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/38" definition-exists="false" ipc-concordant="C07C303/38" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reaction of ammonia or amines with sulfonic acids, or with esters, anhydrides, or halides thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/40" definition-exists="false" ipc-concordant="C07C303/40" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of sulfonamide groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C303/42" definition-exists="false" ipc-concordant="C07C303/42" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C303/44" definition-exists="false" ipc-concordant="C07C303/44" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C303/46" definition-exists="false" ipc-concordant="C07C303/46" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C303/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from by-products of refining mineral oils with sulfuric acid</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C305/00" definition-exists="true" ipc-concordant="C07C305/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of sulfuric acids </text><reference><text>cyclic esters <class-ref scheme="cpc">C07D</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C305/02" definition-exists="false" ipc-concordant="C07C305/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of sulfate groups bound to acyclic carbon atoms of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C305/04" definition-exists="false" ipc-concordant="C07C305/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being acyclic and saturated</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C305/06" definition-exists="false" ipc-concordant="C07C305/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrogenosulfates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C305/08" definition-exists="false" ipc-concordant="C07C305/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dialkylsulfates</text></title-part><title-part><text>Substituted dialkylsulfates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C305/10" definition-exists="false" ipc-concordant="C07C305/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C305/12" definition-exists="false" ipc-concordant="C07C305/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C305/14" definition-exists="false" ipc-concordant="C07C305/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C305/16" definition-exists="false" ipc-concordant="C07C305/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being unsaturated and containing rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C305/18" definition-exists="false" ipc-concordant="C07C305/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C305/20" definition-exists="false" ipc-concordant="C07C305/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of sulfate groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C305/22" definition-exists="false" ipc-concordant="C07C305/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms of sulfate groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C305/24" definition-exists="false" ipc-concordant="C07C305/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of non-condensed six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C305/26" definition-exists="false" ipc-concordant="C07C305/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C305/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenosulfates, i.e. monoesters of halogenosulfuric acids</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C307/00" definition-exists="true" ipc-concordant="C07C307/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C307/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amides of sulfuric acids, i.e. compounds having singly-bound oxygen atoms of sulfate groups replaced by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C307/02" definition-exists="false" ipc-concordant="C07C307/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C307/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monoamides of sulfuric acids or esters thereof, e.g. sulfamic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C307/04" definition-exists="false" ipc-concordant="C07C307/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C307/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diamides of sulfuric acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C307/06" definition-exists="false" ipc-concordant="C07C307/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C307/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of the sulfamide groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C307/08" definition-exists="false" ipc-concordant="C07C307/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C307/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of the sulfamide groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C307/10" definition-exists="false" ipc-concordant="C07C307/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C307/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of the sulfamide groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C309/00" definition-exists="true" ipc-concordant="C07C309/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonic acids</text></title-part><title-part><text>Halides, esters, or anhydrides thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C309/01" definition-exists="false" ipc-concordant="C07C309/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/02" definition-exists="false" ipc-concordant="C07C309/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfo groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/03" definition-exists="false" ipc-concordant="C07C309/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/04" definition-exists="false" ipc-concordant="C07C309/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing only one sulfo group</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/05" definition-exists="false" ipc-concordant="C07C309/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two sulfo groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/06" definition-exists="false" ipc-concordant="C07C309/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen atoms, or nitro or nitroso groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/07" definition-exists="false" ipc-concordant="C07C309/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing oxygen atoms bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/08" definition-exists="false" ipc-concordant="C07C309/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/09" definition-exists="false" ipc-concordant="C07C309/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing etherified hydroxy groups bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C309/10" definition-exists="false" ipc-concordant="C07C309/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the oxygen atom of at least one of the etherified hydroxy groups further bound to an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C309/11" definition-exists="false" ipc-concordant="C07C309/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the oxygen atom of at least one of the etherified hydroxy groups further bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/12" definition-exists="false" ipc-concordant="C07C309/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing esterified hydroxy groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/13" definition-exists="false" ipc-concordant="C07C309/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/14" definition-exists="false" ipc-concordant="C07C309/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing amino groups bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C309/15" definition-exists="false" ipc-concordant="C07C309/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the nitrogen atom of at least one of the amino groups being part of any of the groups <media id="975" file-name="cpc-sch-C07C-0975.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/16" definition-exists="false" ipc-concordant="C07C309/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing doubly-bound nitrogen atoms bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/17" definition-exists="false" ipc-concordant="C07C309/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carboxyl groups bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/18" definition-exists="false" ipc-concordant="C07C309/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing amino groups bound to the same carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/19" definition-exists="false" ipc-concordant="C07C309/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/20" definition-exists="false" ipc-concordant="C07C309/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/21" definition-exists="false" ipc-concordant="C07C309/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/22" definition-exists="false" ipc-concordant="C07C309/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carboxyl groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/23" definition-exists="false" ipc-concordant="C07C309/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/24" definition-exists="false" ipc-concordant="C07C309/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/25" definition-exists="false" ipc-concordant="C07C309/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfo groups bound to carbon atoms of rings other than six-membered aromatic rings of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/26" definition-exists="false" ipc-concordant="C07C309/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/27" definition-exists="false" ipc-concordant="C07C309/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carboxyl groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/28" definition-exists="false" ipc-concordant="C07C309/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/29" definition-exists="false" ipc-concordant="C07C309/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of non-condensed six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/30" definition-exists="false" ipc-concordant="C07C309/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of six-membered aromatic rings substituted by alkyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/31" definition-exists="false" ipc-concordant="C07C309/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by alkyl groups containing at least three carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/32" definition-exists="false" ipc-concordant="C07C309/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two non-condensed six-membered aromatic rings in the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/33" definition-exists="false" ipc-concordant="C07C309/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of six-membered aromatic rings being part of condensed ring systems</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/34" definition-exists="false" ipc-concordant="C07C309/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>formed by two rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/35" definition-exists="false" ipc-concordant="C07C309/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Naphthalene sulfonic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C309/36" definition-exists="false" ipc-concordant="C07C309/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>substituted by alkyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C309/37" definition-exists="false" ipc-concordant="C07C309/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by alkyl groups containing at least three carbon atoms</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/38" definition-exists="false" ipc-concordant="C07C309/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>formed by at least three rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/39" definition-exists="false" ipc-concordant="C07C309/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing halogen atoms bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/40" definition-exists="false" ipc-concordant="C07C309/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitro or nitroso groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/41" definition-exists="false" ipc-concordant="C07C309/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing singly-bound oxygen atoms bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/42" definition-exists="false" ipc-concordant="C07C309/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfo groups bound to carbon atoms of non-condensed six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/43" definition-exists="false" ipc-concordant="C07C309/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-02-01" status="published"><classification-symbol>C07C309/43</classification-symbol><class-title date-revised="2017-02-01"><title-part><text>having at least one of the sulfo groups bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/44" definition-exists="false" ipc-concordant="C07C309/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing doubly-bound oxygen atoms bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/45" definition-exists="false" ipc-concordant="C07C309/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/46" definition-exists="false" ipc-concordant="C07C309/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfo groups bound to carbon atoms of non-condensed six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/47" definition-exists="false" ipc-concordant="C07C309/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the sulfo groups bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/48" definition-exists="false" ipc-concordant="C07C309/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/49" definition-exists="false" ipc-concordant="C07C309/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/50" definition-exists="false" ipc-concordant="C07C309/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the sulfo groups bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/51" definition-exists="false" ipc-concordant="C07C309/51" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/51</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one of the nitrogen atoms being part of any of the groups <media id="976" file-name="cpc-sch-C07C-0976.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/52" definition-exists="false" ipc-concordant="C07C309/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by doubly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C309/53" definition-exists="false" ipc-concordant="C07C309/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing carbon atoms of quinone rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07C309/54" definition-exists="false" ipc-concordant="C07C309/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one of the nitrogen atoms being part of any of the groups <media id="976" file-name="cpc-sch-C07C-0976.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C309/55" definition-exists="false" ipc-concordant="C07C309/55" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07C309/56" definition-exists="false" ipc-concordant="C07C309/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/57" definition-exists="false" ipc-concordant="C07C309/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carboxyl groups bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/58" definition-exists="false" ipc-concordant="C07C309/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carboxylic acid groups or esters thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/59" definition-exists="false" ipc-concordant="C07C309/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nitrogen analogues of carboxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/60" definition-exists="false" ipc-concordant="C07C309/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/61" definition-exists="false" ipc-concordant="C07C309/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/62" definition-exists="false" ipc-concordant="C07C309/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonated fats, oils or waxes of undetermined constitution </text><reference><text>chemical modification of petroleum waxes <class-ref scheme="cpc">C10G73/38</class-ref> </text><CPC-specific-text><text>Bituminosulfonic acid <class-ref scheme="cpc">C07G9/00</class-ref></text></CPC-specific-text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C309/63" definition-exists="false" ipc-concordant="C07C309/63" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of sulfonic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/64" definition-exists="false" ipc-concordant="C07C309/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of esterified sulfo groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/65" definition-exists="false" ipc-concordant="C07C309/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C309/66" definition-exists="false" ipc-concordant="C07C309/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methanesulfonates</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/67" definition-exists="false" ipc-concordant="C07C309/67" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/67</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/68" definition-exists="false" ipc-concordant="C07C309/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/69" definition-exists="false" ipc-concordant="C07C309/69" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/69</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/70" definition-exists="false" ipc-concordant="C07C309/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/71" definition-exists="false" ipc-concordant="C07C309/71" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/71</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of esterified sulfo groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/72" definition-exists="false" ipc-concordant="C07C309/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of esterified sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/73" definition-exists="false" ipc-concordant="C07C309/73" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/73</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of non-condensed six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/74" definition-exists="false" ipc-concordant="C07C309/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of six-membered aromatic rings being part of condensed ring systems</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/75" definition-exists="false" ipc-concordant="C07C309/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/75</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing singly-bound oxygen atoms bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/76" definition-exists="false" ipc-concordant="C07C309/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/77" definition-exists="false" ipc-concordant="C07C309/77" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/77</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carboxyl groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C309/78" definition-exists="false" ipc-concordant="C07C309/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halides of sulfonic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/79" definition-exists="false" ipc-concordant="C07C309/79" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/79</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having halosulfonyl groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/80" definition-exists="false" ipc-concordant="C07C309/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/81" definition-exists="false" ipc-concordant="C07C309/81" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/81</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/82" definition-exists="false" ipc-concordant="C07C309/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/83" definition-exists="false" ipc-concordant="C07C309/83" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/83</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/84" definition-exists="false" ipc-concordant="C07C309/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a carbon skeleton substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/85" definition-exists="false" ipc-concordant="C07C309/85" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/85</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having halosulfonyl groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C309/86" definition-exists="false" ipc-concordant="C07C309/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having halosulfonyl groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/87" definition-exists="false" ipc-concordant="C07C309/87" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/87</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing singly-bound oxygen atoms bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/88" definition-exists="false" ipc-concordant="C07C309/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C309/89" definition-exists="false" ipc-concordant="C07C309/89" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C309/89</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carboxyl groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C311/00" definition-exists="true" ipc-concordant="C07C311/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amides of sulfonic acids, i.e. compounds having singly-bound oxygen atoms of sulfo groups replaced by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C311/01" definition-exists="false" ipc-concordant="C07C311/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonamides having sulfur atoms of sulfonamide groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/02" definition-exists="false" ipc-concordant="C07C311/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/03" definition-exists="false" ipc-concordant="C07C311/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms of the sulfonamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/04" definition-exists="false" ipc-concordant="C07C311/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to acyclic carbon atoms of hydrocarbon radicals substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/05" definition-exists="false" ipc-concordant="C07C311/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to acyclic carbon atoms of hydrocarbon radicals substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/06" definition-exists="false" ipc-concordant="C07C311/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to acyclic carbon atoms of hydrocarbon radicals substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/07" definition-exists="false" ipc-concordant="C07C311/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/08" definition-exists="false" ipc-concordant="C07C311/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/09" definition-exists="false" ipc-concordant="C07C311/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by at least two halogen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/10" definition-exists="false" ipc-concordant="C07C311/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/11" definition-exists="false" ipc-concordant="C07C311/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/12" definition-exists="false" ipc-concordant="C07C311/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/13" definition-exists="false" ipc-concordant="C07C311/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C311/14" definition-exists="false" ipc-concordant="C07C311/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonamides having sulfur atoms of sulfonamide groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C311/15" definition-exists="false" ipc-concordant="C07C311/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonamides having sulfur atoms of sulfonamide groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/16" definition-exists="false" ipc-concordant="C07C311/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the sulfonamide groups bound to hydrogen atoms or to an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/17" definition-exists="false" ipc-concordant="C07C311/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to an acyclic carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/18" definition-exists="false" ipc-concordant="C07C311/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/19" definition-exists="false" ipc-concordant="C07C311/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/20" definition-exists="false" ipc-concordant="C07C311/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/21" definition-exists="false" ipc-concordant="C07C311/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C311/22" definition-exists="false" ipc-concordant="C07C311/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/23" definition-exists="false" ipc-concordant="C07C311/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atoms of the sulfonamide groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/24" definition-exists="false" ipc-concordant="C07C311/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/25" definition-exists="false" ipc-concordant="C07C311/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/26" definition-exists="false" ipc-concordant="C07C311/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/27" definition-exists="false" ipc-concordant="C07C311/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/28" definition-exists="false" ipc-concordant="C07C311/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the sulfonamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/29" definition-exists="false" ipc-concordant="C07C311/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C311/30" definition-exists="false" ipc-concordant="C07C311/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/31" definition-exists="false" ipc-concordant="C07C311/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atoms of the sulfonamide groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/32" definition-exists="false" ipc-concordant="C07C311/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/33" definition-exists="false" ipc-concordant="C07C311/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/34" definition-exists="false" ipc-concordant="C07C311/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/35" definition-exists="false" ipc-concordant="C07C311/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/36" definition-exists="false" ipc-concordant="C07C311/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the sulfonamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/37" definition-exists="false" ipc-concordant="C07C311/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/38" definition-exists="false" ipc-concordant="C07C311/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of sulfonamide groups and amino groups bound to carbon atoms of six-membered rings of the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/39" definition-exists="false" ipc-concordant="C07C311/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the sulfonamide groups bound to hydrogen atoms or to an acyclic carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C311/40" definition-exists="false" ipc-concordant="C07C311/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to an acyclic carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C311/41" definition-exists="false" ipc-concordant="C07C311/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C311/42" definition-exists="false" ipc-concordant="C07C311/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/43" definition-exists="false" ipc-concordant="C07C311/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/44" definition-exists="false" ipc-concordant="C07C311/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/45" definition-exists="false" ipc-concordant="C07C311/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one of the singly-bound nitrogen atoms being part of any of the groups <media id="976" file-name="cpc-sch-C07C-0976.gif" type="gif"/>, X being a hetero atom, Y being any atom, e.g. N-acylaminosulfonamides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/46" definition-exists="false" ipc-concordant="C07C311/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/47" definition-exists="false" ipc-concordant="C07C311/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C311/48" definition-exists="false" ipc-concordant="C07C311/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of sulfonamide groups further bound to another hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/49" definition-exists="false" ipc-concordant="C07C311/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to nitrogen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C311/50" definition-exists="false" ipc-concordant="C07C311/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="977" file-name="cpc-sch-C07C-0977.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/51" definition-exists="false" ipc-concordant="C07C311/51" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/51</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C311/52" definition-exists="false" ipc-concordant="C07C311/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/53" definition-exists="false" ipc-concordant="C07C311/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>X and Y not being nitrogen atoms, e.g. N-sulfonylcarbamic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/54" definition-exists="false" ipc-concordant="C07C311/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>either X or Y, but not both, being nitrogen atoms, e.g. N-sulfonylurea</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/55" definition-exists="false" ipc-concordant="C07C311/55" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of the sulfonylurea groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/56" definition-exists="false" ipc-concordant="C07C311/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of the sulfonylurea groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/57" definition-exists="false" ipc-concordant="C07C311/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of the sulfonylurea groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C311/58" definition-exists="false" ipc-concordant="C07C311/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of the sulfonylurea groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C311/59" definition-exists="false" ipc-concordant="C07C311/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of the sulfonylurea groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C311/60" definition-exists="false" ipc-concordant="C07C311/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of the sulfonylurea groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C311/61" definition-exists="false" ipc-concordant="C07C311/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of the sulfonylurea groups further bound to another hetero atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C311/62" definition-exists="false" ipc-concordant="C07C311/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of the sulfonylurea groups further acylated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C311/63" definition-exists="false" ipc-concordant="C07C311/63" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-sulfonylisoureas</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C311/64" definition-exists="false" ipc-concordant="C07C311/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>X and Y being nitrogen atoms, e.g. N-sulfonylguanidine</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C311/65" definition-exists="false" ipc-concordant="C07C311/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C311/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-sulfonylisocyanates</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C313/00" definition-exists="true" ipc-concordant="C07C313/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfinic acids</text></title-part><title-part><text>Sulfenic acids</text></title-part><title-part><text>Halides, esters or anhydrides thereof</text></title-part><title-part><text>Amides of sulfinic or sulfenic acids, i.e. compounds having singly-bound oxygen atoms of sulfinic or sulfenic groups replaced by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C313/02" definition-exists="false" ipc-concordant="C07C313/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfinic acids</text></title-part><title-part><text>Derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C313/04" definition-exists="false" ipc-concordant="C07C313/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfinic acids</text></title-part><title-part><text>Esters thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C313/06" definition-exists="false" ipc-concordant="C07C313/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfinamides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C313/08" definition-exists="false" ipc-concordant="C07C313/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfenic acids</text></title-part><title-part><text>Derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C313/10" definition-exists="false" ipc-concordant="C07C313/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfenic acids</text></title-part><title-part><text>Esters thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/12" definition-exists="false" ipc-concordant="C07C313/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of sulfenic groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/14" definition-exists="false" ipc-concordant="C07C313/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of sulfenic groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/16" definition-exists="false" ipc-concordant="C07C313/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of sulfenic groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C313/18" definition-exists="false" ipc-concordant="C07C313/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfenamides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/20" definition-exists="false" ipc-concordant="C07C313/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of sulfenamide groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/22" definition-exists="false" ipc-concordant="C07C313/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of sulfenamide groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/24" definition-exists="false" ipc-concordant="C07C313/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of sulfenamide groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/26" definition-exists="false" ipc-concordant="C07C313/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="978" file-name="cpc-sch-C07C-0978.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C313/28" definition-exists="false" ipc-concordant="C07C313/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C313/30" definition-exists="false" ipc-concordant="C07C313/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C313/32" definition-exists="false" ipc-concordant="C07C313/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>X and Y not being nitrogen atoms, e.g. N-sulfenylcarbamic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C313/34" definition-exists="false" ipc-concordant="C07C313/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>either X or Y, but not both, being nitrogen atoms, e.g. N-sulfenylureas</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/36" definition-exists="false" ipc-concordant="C07C313/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of sulfenamide groups further bound to other hetero atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C313/38" definition-exists="false" ipc-concordant="C07C313/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C313/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>N-sulfenylisocyanates</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C315/00" definition-exists="true" ipc-concordant="C07C315/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C315/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of sulfones</text></title-part><title-part><text>Preparation of sulfoxides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C315/02" definition-exists="false" ipc-concordant="C07C315/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C315/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by formation of sulfone or sulfoxide groups by oxidation of sulfides, or by formation of sulfone groups by oxidation of sulfoxides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C315/04" definition-exists="false" ipc-concordant="C07C315/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C315/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of sulfone or sulfoxide groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C315/06" definition-exists="false" ipc-concordant="C07C315/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C315/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C317/00" definition-exists="true" ipc-concordant="C07C317/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfones</text></title-part><title-part><text>Sulfoxides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C317/02" definition-exists="false" ipc-concordant="C07C317/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfone or sulfoxide groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/04" definition-exists="false" ipc-concordant="C07C317/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/06" definition-exists="false" ipc-concordant="C07C317/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/08" definition-exists="false" ipc-concordant="C07C317/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/10" definition-exists="false" ipc-concordant="C07C317/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C317/12" definition-exists="false" ipc-concordant="C07C317/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfone or sulfoxide groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C317/14" definition-exists="false" ipc-concordant="C07C317/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfone or sulfoxide groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C317/16" definition-exists="false" ipc-concordant="C07C317/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfone or sulfoxide groups and singly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/18" definition-exists="false" ipc-concordant="C07C317/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sulfone or sulfoxide groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/20" definition-exists="false" ipc-concordant="C07C317/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sulfone or sulfoxide groups bound to carbon atoms of rings other than six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/22" definition-exists="false" ipc-concordant="C07C317/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sulfone or sulfoxide groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C317/24" definition-exists="false" ipc-concordant="C07C317/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfone or sulfoxide groups and doubly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C317/26" definition-exists="false" ipc-concordant="C07C317/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfone or sulfoxide groups and nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/28" definition-exists="false" ipc-concordant="C07C317/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sulfone or sulfoxide groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/30" definition-exists="false" ipc-concordant="C07C317/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sulfone or sulfoxide groups bound to carbon atoms of rings other than six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/32" definition-exists="false" ipc-concordant="C07C317/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sulfone or sulfoxide groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C317/34" definition-exists="false" ipc-concordant="C07C317/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfone or sulfoxide groups and amino groups bound to carbon atoms of six-membered aromatic rings being part of the same non-condensed ring or of a condensed ring system containing that ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C317/36" definition-exists="false" ipc-concordant="C07C317/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atoms of the amino groups bound to hydrogen atoms or to carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C317/38" definition-exists="false" ipc-concordant="C07C317/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the nitrogen atom of at least one amino group being part of any of the groups <media id="975" file-name="cpc-sch-C07C-0975.gif" type="gif"/>, X being a hetero atom, Y being any atom, e.g. N-acylaminosulfones</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C317/40" definition-exists="false" ipc-concordant="C07C317/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C317/42" definition-exists="false" ipc-concordant="C07C317/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C317/44" definition-exists="false" ipc-concordant="C07C317/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfone or sulfoxide groups and carboxyl groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/46" definition-exists="false" ipc-concordant="C07C317/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C317/48" definition-exists="false" ipc-concordant="C07C317/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C317/50" definition-exists="false" ipc-concordant="C07C317/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C317/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one of the nitrogen atoms being part of any of the groups <media id="976" file-name="cpc-sch-C07C-0976.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C319/00" definition-exists="true" ipc-concordant="C07C319/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of thiols, sulfides, hydropolysulfides or polysulfides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C319/02" definition-exists="false" ipc-concordant="C07C319/02" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of thiols</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/04" definition-exists="false" ipc-concordant="C07C319/04" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of hydrogen sulfide or its salts to unsaturated compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/06" definition-exists="false" ipc-concordant="C07C319/06" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from sulfides, hydropolysulfides or polysulfides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/08" definition-exists="false" ipc-concordant="C07C319/08" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by replacement of hydroxy groups or etherified or esterified hydroxy groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C319/10" definition-exists="false" ipc-concordant="C07C319/10" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by replacement of hydroxy groups or etherified or esterified hydroxy groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/12" definition-exists="false" ipc-concordant="C07C319/12" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of mercapto groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C319/14" definition-exists="false" ipc-concordant="C07C319/14" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of sulfides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/16" definition-exists="false" ipc-concordant="C07C319/16" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of hydrogen sulfide or its salts to unsaturated compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/18" definition-exists="false" ipc-concordant="C07C319/18" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by addition of thiols to unsaturated compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/20" definition-exists="false" ipc-concordant="C07C319/20" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions not involving the formation of sulfide groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C319/22" definition-exists="false" ipc-concordant="C07C319/22" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydropolysulfides or polysulfides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/24" definition-exists="false" ipc-concordant="C07C319/24" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by reactions involving the formation of sulfur-to-sulfur bonds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C319/26" definition-exists="false" ipc-concordant="C07C319/26" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part><title-part><text>Stabilisation</text></title-part><title-part><text>Use of additives</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C319/28" definition-exists="false" ipc-concordant="C07C319/28" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation</text></title-part><title-part><text>Purification</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C319/30" definition-exists="false" ipc-concordant="C07C319/30" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C319/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from the by-products of refining mineral oils</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C321/00" definition-exists="true" ipc-concordant="C07C321/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiols, sulfides, hydropolysulfides or polysulfides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C321/02" definition-exists="false" ipc-concordant="C07C321/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiols having mercapto groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/04" definition-exists="false" ipc-concordant="C07C321/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/06" definition-exists="false" ipc-concordant="C07C321/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/08" definition-exists="false" ipc-concordant="C07C321/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/10" definition-exists="false" ipc-concordant="C07C321/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C321/12" definition-exists="false" ipc-concordant="C07C321/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfides, hydropolysulfides, or polysulfides having thio groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/14" definition-exists="false" ipc-concordant="C07C321/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/16" definition-exists="false" ipc-concordant="C07C321/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/18" definition-exists="false" ipc-concordant="C07C321/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/20" definition-exists="false" ipc-concordant="C07C321/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C321/22" definition-exists="false" ipc-concordant="C07C321/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiols, sulfides, hydropolysulfides, or polysulfides having thio groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C321/24" definition-exists="false" ipc-concordant="C07C321/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiols, sulfides, hydropolysulfides, or polysulfides having thio groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/26" definition-exists="false" ipc-concordant="C07C321/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C321/28" definition-exists="false" ipc-concordant="C07C321/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfides, hydropolysulfides, or polysulfides having thio groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C321/30" definition-exists="false" ipc-concordant="C07C321/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C321/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfides having the sulfur atom of at least one thio group bound to two carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C323/00" definition-exists="true" ipc-concordant="C07C323/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C323/01" definition-exists="false" ipc-concordant="C07C323/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing thio groups and halogen atoms, or nitro or nitroso groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/02" definition-exists="false" ipc-concordant="C07C323/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thio groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/03" definition-exists="false" ipc-concordant="C07C323/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/04" definition-exists="false" ipc-concordant="C07C323/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/05" definition-exists="false" ipc-concordant="C07C323/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/06" definition-exists="false" ipc-concordant="C07C323/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated and containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/07" definition-exists="false" ipc-concordant="C07C323/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/08" definition-exists="false" ipc-concordant="C07C323/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thio groups bound to carbon atoms of rings other than six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/09" definition-exists="false" ipc-concordant="C07C323/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thio groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C323/10" definition-exists="false" ipc-concordant="C07C323/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/11" definition-exists="false" ipc-concordant="C07C323/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/12" definition-exists="false" ipc-concordant="C07C323/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/13" definition-exists="false" ipc-concordant="C07C323/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/14" definition-exists="false" ipc-concordant="C07C323/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/15" definition-exists="false" ipc-concordant="C07C323/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated and containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/16" definition-exists="false" ipc-concordant="C07C323/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/17" definition-exists="false" ipc-concordant="C07C323/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the thio groups bound to a carbon atom of a ring other than a six-membered aromatic ring of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/18" definition-exists="false" ipc-concordant="C07C323/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/19" definition-exists="false" ipc-concordant="C07C323/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with singly-bound oxygen atoms bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/20" definition-exists="false" ipc-concordant="C07C323/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/21" definition-exists="false" ipc-concordant="C07C323/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the sulfur atom of the thio group bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C323/22" definition-exists="false" ipc-concordant="C07C323/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing thio groups and doubly-bound oxygen atoms bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C323/23" definition-exists="false" ipc-concordant="C07C323/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing thio groups and nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/24" definition-exists="false" ipc-concordant="C07C323/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/25" definition-exists="false" ipc-concordant="C07C323/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/26" definition-exists="false" ipc-concordant="C07C323/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/27" definition-exists="false" ipc-concordant="C07C323/27" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/28" definition-exists="false" ipc-concordant="C07C323/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated and containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/29" definition-exists="false" ipc-concordant="C07C323/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/30" definition-exists="false" ipc-concordant="C07C323/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the thio groups bound to a carbon atom of a ring other than a six-membered aromatic ring of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/31" definition-exists="false" ipc-concordant="C07C323/31" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/32" definition-exists="false" ipc-concordant="C07C323/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the nitrogen atoms bound to an acyclic carbon atom of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/33" definition-exists="false" ipc-concordant="C07C323/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the nitrogen atoms bound to a carbon atom of the same non-condensed six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C323/34" definition-exists="false" ipc-concordant="C07C323/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the thio group being a mercapto group</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C323/35" definition-exists="false" ipc-concordant="C07C323/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/35</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the thio group being a sulfide group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C323/36" definition-exists="false" ipc-concordant="C07C323/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the sulfur atom of the sulfide group being further bound to an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C323/37" definition-exists="false" ipc-concordant="C07C323/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/37</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the sulfur atom of the sulfide group being further bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/38" definition-exists="false" ipc-concordant="C07C323/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the sulfur atom of the thio group bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/39" definition-exists="false" ipc-concordant="C07C323/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one of the nitrogen atoms being part of any of the groups <media id="975" file-name="cpc-sch-C07C-0975.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/40" definition-exists="false" ipc-concordant="C07C323/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C323/41" definition-exists="false" ipc-concordant="C07C323/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or an acyclic carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C323/42" definition-exists="false" ipc-concordant="C07C323/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/43" definition-exists="false" ipc-concordant="C07C323/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/43</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C323/44" definition-exists="false" ipc-concordant="C07C323/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>X or Y being nitrogen atoms</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/45" definition-exists="false" ipc-concordant="C07C323/45" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the nitrogen atoms doubly-bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/46" definition-exists="false" ipc-concordant="C07C323/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the nitrogen atoms, not being part of nitro or nitroso groups, further bound to other hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/47" definition-exists="false" ipc-concordant="C07C323/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/47</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/48" definition-exists="false" ipc-concordant="C07C323/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to nitrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/49" definition-exists="false" ipc-concordant="C07C323/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/49</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to sulfur atoms</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C323/50" definition-exists="false" ipc-concordant="C07C323/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing thio groups and carboxyl groups bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/51" definition-exists="false" ipc-concordant="C07C323/51" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/51</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/52" definition-exists="false" ipc-concordant="C07C323/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and saturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/53" definition-exists="false" ipc-concordant="C07C323/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being saturated and containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/54" definition-exists="false" ipc-concordant="C07C323/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being acyclic and unsaturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/55" definition-exists="false" ipc-concordant="C07C323/55" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/55</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being unsaturated and containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/56" definition-exists="false" ipc-concordant="C07C323/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/57" definition-exists="false" ipc-concordant="C07C323/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C323/58" definition-exists="false" ipc-concordant="C07C323/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups bound to the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07C323/59" definition-exists="false" ipc-concordant="C07C323/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with acylated amino groups bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/60" definition-exists="false" ipc-concordant="C07C323/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the carbon atom of at least one of the carboxyl groups bound to nitrogen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/61" definition-exists="false" ipc-concordant="C07C323/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the thio groups bound to a carbon atom of a ring other than a six-membered aromatic ring of the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/62" definition-exists="false" ipc-concordant="C07C323/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C323/63" definition-exists="false" ipc-concordant="C07C323/63" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C323/64" definition-exists="false" ipc-concordant="C07C323/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing thio groups and sulfur atoms, not being part of thio groups, bound to the same carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/65" definition-exists="false" ipc-concordant="C07C323/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing sulfur atoms of sulfone or sulfoxide groups bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/66" definition-exists="false" ipc-concordant="C07C323/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing sulfur atoms of sulfo, esterified sulfo or halosulfonyl groups, bound to the carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C323/67" definition-exists="false" ipc-concordant="C07C323/67" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C323/67</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing sulfur atoms of sulfonamide groups, bound to the carbon skeleton</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C325/00" definition-exists="true" ipc-concordant="C07C325/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C325/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thioaldehydes</text></title-part><title-part><text>Thioketones</text></title-part><title-part><text>Thioquinones</text></title-part><title-part><text>Oxides thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C325/02" definition-exists="false" ipc-concordant="C07C325/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C325/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thioketones</text></title-part><title-part><text>Oxides thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C325/04" definition-exists="false" ipc-concordant="C07C325/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C325/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thioquinones</text></title-part><title-part><text>Oxides thereof</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C327/00" definition-exists="true" ipc-concordant="C07C327/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiocarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C327/02" definition-exists="false" ipc-concordant="C07C327/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monothiocarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/04" definition-exists="false" ipc-concordant="C07C327/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of thiocarboxyl groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/06" definition-exists="false" ipc-concordant="C07C327/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to hydrogen atoms or to carbon atoms of an acyclic saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/08" definition-exists="false" ipc-concordant="C07C327/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of a saturated carbon skeleton containing rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/10" definition-exists="false" ipc-concordant="C07C327/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of an acyclic unsaturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/12" definition-exists="false" ipc-concordant="C07C327/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of an unsaturated carbon skeleton containing rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/14" definition-exists="false" ipc-concordant="C07C327/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of thiocarboxyl groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/16" definition-exists="false" ipc-concordant="C07C327/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of thiocarboxyl groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C327/18" definition-exists="false" ipc-concordant="C07C327/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dithiocarboxylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C327/20" definition-exists="false" ipc-concordant="C07C327/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of monothiocarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/22" definition-exists="false" ipc-concordant="C07C327/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of esterified thiocarboxyl groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/24" definition-exists="false" ipc-concordant="C07C327/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of esterified thiocarboxyl groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/26" definition-exists="false" ipc-concordant="C07C327/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of esterified thiocarboxyl groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/28" definition-exists="false" ipc-concordant="C07C327/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of esterified thiocarboxyl groups bound to carbon atoms of hydrocarbon radicals substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/30" definition-exists="false" ipc-concordant="C07C327/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of esterified thiocarboxyl groups bound to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/32" definition-exists="false" ipc-concordant="C07C327/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of esterified thiocarboxyl groups bound to carbon atoms of hydrocarbon radicals substituted by carboxyl groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/34" definition-exists="false" ipc-concordant="C07C327/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with amino groups bound to the same hydrocarbon radicals</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C327/36" definition-exists="false" ipc-concordant="C07C327/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of dithiocarboxylic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C327/38" definition-exists="false" ipc-concordant="C07C327/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amides of thiocarboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/40" definition-exists="false" ipc-concordant="C07C327/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of thiocarboxamide groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/42" definition-exists="false" ipc-concordant="C07C327/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to hydrogen atoms or to carbon atoms of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/44" definition-exists="false" ipc-concordant="C07C327/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to carbon atoms of an unsaturated carbon skeleton</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/46" definition-exists="false" ipc-concordant="C07C327/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of thiocarboxamide groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/48" definition-exists="false" ipc-concordant="C07C327/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having carbon atoms of thiocarboxamide groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/50" definition-exists="false" ipc-concordant="C07C327/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="979" file-name="cpc-sch-C07C-0979.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/52" definition-exists="false" ipc-concordant="C07C327/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C327/54" definition-exists="false" ipc-concordant="C07C327/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C327/56" definition-exists="false" ipc-concordant="C07C327/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiocarboxamide groups further bound to another hetero atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C327/58" definition-exists="false" ipc-concordant="C07C327/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of thiocarboxylic acids, the doubly-bound oxygen atoms being replaced by nitrogen atoms, e.g. imino-thio ethers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C327/60" definition-exists="false" ipc-concordant="C07C327/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C327/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiocarboxylic acids having sulfur atoms of thiocarboxyl groups further doubly-bound to oxygen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C329/00" definition-exists="true" ipc-concordant="C07C329/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiocarbonic acids</text></title-part><title-part><text>Halides, esters or anhydrides thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C329/02" definition-exists="false" ipc-concordant="C07C329/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monothiocarbonic acids</text></title-part><title-part><text>Derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C329/04" definition-exists="false" ipc-concordant="C07C329/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of monothiocarbonic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C329/06" definition-exists="false" ipc-concordant="C07C329/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocarbonic groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C329/08" definition-exists="false" ipc-concordant="C07C329/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocarbonic groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C329/10" definition-exists="false" ipc-concordant="C07C329/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocarbonic groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C329/12" definition-exists="false" ipc-concordant="C07C329/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dithiocarbonic acids</text></title-part><title-part><text>Derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C329/14" definition-exists="false" ipc-concordant="C07C329/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of dithiocarbonic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C329/16" definition-exists="false" ipc-concordant="C07C329/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of dithiocarbonic groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C329/18" definition-exists="false" ipc-concordant="C07C329/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of dithiocarbonic groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C329/20" definition-exists="false" ipc-concordant="C07C329/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C329/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of dithiocarbonic groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C331/00" definition-exists="true" ipc-concordant="C07C331/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of thiocyanic acid or of isothiocyanic acid</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C331/02" definition-exists="false" ipc-concordant="C07C331/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiocyanates</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/04" definition-exists="false" ipc-concordant="C07C331/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocyanate groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/06" definition-exists="false" ipc-concordant="C07C331/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocyanate groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/08" definition-exists="false" ipc-concordant="C07C331/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocyanate groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/10" definition-exists="false" ipc-concordant="C07C331/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocyanate groups bound to carbon atoms of hydrocarbon radicals substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/12" definition-exists="false" ipc-concordant="C07C331/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocyanate groups bound to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/14" definition-exists="false" ipc-concordant="C07C331/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of thiocyanate groups bound to carbon atoms of hydrocarbon radicals substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C331/16" definition-exists="false" ipc-concordant="C07C331/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isothiocyanates</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/18" definition-exists="false" ipc-concordant="C07C331/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having isothiocyanate groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C331/20" definition-exists="false" ipc-concordant="C07C331/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C331/22" definition-exists="false" ipc-concordant="C07C331/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C331/24" definition-exists="false" ipc-concordant="C07C331/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/26" definition-exists="false" ipc-concordant="C07C331/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having isothiocyanate groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/28" definition-exists="false" ipc-concordant="C07C331/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having isothiocyanate groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/30" definition-exists="false" ipc-concordant="C07C331/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two isothiocyanate groups bound to the same carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C331/32" definition-exists="false" ipc-concordant="C07C331/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C331/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having isothiocyanate groups acylated</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C333/00" definition-exists="true" ipc-concordant="C07C333/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of thiocarbamic acids, i.e. compounds containing any of the groups <media id="980" file-name="cpc-sch-C07C-0980.gif" type="gif"/>, the nitrogen atom not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C333/02" definition-exists="false" ipc-concordant="C07C333/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monothiocarbamic acids</text></title-part><title-part><text>Derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C333/04" definition-exists="false" ipc-concordant="C07C333/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiocarbamic groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C333/06" definition-exists="false" ipc-concordant="C07C333/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiocarbamic groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C333/08" definition-exists="false" ipc-concordant="C07C333/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiocarbamic groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C333/10" definition-exists="false" ipc-concordant="C07C333/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiocarbamic groups being part of any of the groups <media id="981" file-name="cpc-sch-C07C-0981.gif" type="gif"/>, X being a hetero atom, Y being any atom, e.g., N-acyl-thiocarbamates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C333/12" definition-exists="false" ipc-concordant="C07C333/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiocarbamic groups bound to other hetero atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C333/14" definition-exists="false" ipc-concordant="C07C333/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dithiocarbamic acids</text></title-part><title-part><text>Derivatives thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C333/16" definition-exists="false" ipc-concordant="C07C333/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts of dithiocarbamic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C333/18" definition-exists="false" ipc-concordant="C07C333/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of dithiocarbamic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C333/20" definition-exists="false" ipc-concordant="C07C333/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of dithiocarbamate groups bound to hydrogen atoms or to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C333/22" definition-exists="false" ipc-concordant="C07C333/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of dithiocarbamate groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C333/24" definition-exists="false" ipc-concordant="C07C333/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of dithiocarbamate groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C333/26" definition-exists="false" ipc-concordant="C07C333/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing any of the groups <media id="982" file-name="cpc-sch-C07C-0982.gif" type="gif"/>, X being a hetero atom, Y being any atom, e.g. N-acyldithiocarbamates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C333/28" definition-exists="false" ipc-concordant="C07C333/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of dithiocarbamate groups bound to other hetero atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C333/30" definition-exists="false" ipc-concordant="C07C333/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of dithiocarbamic groups bound to other sulfur atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C333/32" definition-exists="false" ipc-concordant="C07C333/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C333/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiuramsulfides</text></title-part><title-part><text>Thiurampolysulfides</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C335/00" definition-exists="true" ipc-concordant="C07C335/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thioureas, i.e. compounds containing any of the groups <media id="983" file-name="cpc-sch-C07C-0983.gif" type="gif"/>, the nitrogen atoms not being part of nitro or nitroso groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C335/02" definition-exists="false" ipc-concordant="C07C335/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiourea</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C335/04" definition-exists="false" ipc-concordant="C07C335/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of thiourea</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/06" definition-exists="false" ipc-concordant="C07C335/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiourea groups bound to acyclic carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C335/08" definition-exists="false" ipc-concordant="C07C335/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of a saturated carbon skeleton</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C335/10" definition-exists="false" ipc-concordant="C07C335/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of an unsaturated carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C335/12" definition-exists="false" ipc-concordant="C07C335/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon skeleton containing six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/14" definition-exists="false" ipc-concordant="C07C335/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiourea groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/16" definition-exists="false" ipc-concordant="C07C335/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiourea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C335/18" definition-exists="false" ipc-concordant="C07C335/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by singly-bound oxygen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C335/20" definition-exists="false" ipc-concordant="C07C335/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by nitrogen atoms, not being part of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C335/22" definition-exists="false" ipc-concordant="C07C335/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being further substituted by carboxyl groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/24" definition-exists="false" ipc-concordant="C07C335/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing any of the groups <media id="984" file-name="cpc-sch-C07C-0984.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C335/26" definition-exists="false" ipc-concordant="C07C335/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hydrogen or a carbon atom, e.g. benzoylthioureas</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C335/28" definition-exists="false" ipc-concordant="C07C335/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Y being a hetero atom, e.g. thiobiuret</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C335/30" definition-exists="false" ipc-concordant="C07C335/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isothioureas</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/32" definition-exists="false" ipc-concordant="C07C335/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of isothiourea groups bound to acyclic carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/34" definition-exists="false" ipc-concordant="C07C335/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of isothiourea groups bound to carbon atoms of rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/36" definition-exists="false" ipc-concordant="C07C335/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms of isothiourea groups bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/38" definition-exists="false" ipc-concordant="C07C335/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing any of the groups <media id="985" file-name="cpc-sch-C07C-0985.gif" type="gif"/>, X being a hetero atom, Y being any atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C335/40" definition-exists="false" ipc-concordant="C07C335/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen atoms of thiourea or isothiourea groups further bound to other hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/42" definition-exists="false" ipc-concordant="C07C335/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonylthioureas</text></title-part><title-part><text>Sulfonylisothioureas</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C335/44" definition-exists="false" ipc-concordant="C07C335/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C335/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfenylthioureas</text></title-part><title-part><text>Sulfenylisothioureas</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C337/00" definition-exists="true" ipc-concordant="C07C337/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C337/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of thiocarbonic acids containing functional groups covered by groups <class-ref scheme="cpc">C07C333/00</class-ref> or <class-ref scheme="cpc">C07C335/00</class-ref> in which at least one nitrogen atom of these functional groups is further bound to another nitrogen atom not being part of a nitro or nitroso group</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C337/02" definition-exists="false" ipc-concordant="C07C337/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C337/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="986" file-name="cpc-sch-C07C-0986.gif" type="gif"/>, e.g. thiocarbazates</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C337/04" definition-exists="false" ipc-concordant="C07C337/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C337/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the other nitrogen atom being further doubly-bound to a carbon atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C337/06" definition-exists="false" ipc-concordant="C07C337/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C337/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing any of the groups <media id="987" file-name="cpc-sch-C07C-0987.gif" type="gif"/>, e.g. thiosemicarbazides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C337/08" definition-exists="false" ipc-concordant="C07C337/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C337/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the other nitrogen atom being further doubly-bound to a carbon atom, e.g. thiosemicarbazones</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C337/10" definition-exists="false" ipc-concordant="C07C337/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C337/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the two nitrogen atoms of the functional groups being doubly-bound to each other</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C381/00" definition-exists="true" ipc-concordant="C07C381/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C381/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Compounds containing carbon and sulfur and having functional groups not covered by groups <class-ref scheme="cpc">C07C301/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C337/00</class-ref></text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C381/02" definition-exists="false" ipc-concordant="C07C381/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C381/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiosulfates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C381/04" definition-exists="false" ipc-concordant="C07C381/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C381/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thiosulfonates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C381/06" definition-exists="false" ipc-concordant="C07C381/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C381/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing sulfur atoms only bound to two nitrogen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C381/08" definition-exists="false" ipc-concordant="C07C381/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C381/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having at least one of the nitrogen atoms acylated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C381/10" definition-exists="false" ipc-concordant="C07C381/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C381/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing sulfur atoms doubly-bound to nitrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C381/12" definition-exists="false" ipc-concordant="C07C381/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C381/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C381/14" definition-exists="false" ipc-concordant="C07C381/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C381/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing a carbon atom having four bonds to hetero atoms with a double bond to one hetero atom and at least one bond to a sulfur atom further doubly-bound to oxygen atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C391/00" definition-exists="true" ipc-concordant="C07C391/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C391/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing selenium</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C391/02" definition-exists="false" ipc-concordant="C07C391/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C391/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having selenium atoms bound to carbon atoms of six-membered aromatic rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C395/00" definition-exists="true" ipc-concordant="C07C395/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C395/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing tellurium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C401/00" definition-exists="true" ipc-concordant="C07C401/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C401/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Irradiation products of cholesterol or its derivatives</text></title-part><title-part><text>Vitamin D derivatives, 9,10-seco cyclopenta[a]phenanthrene or analogues obtained by chemical preparation without irradiation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C403/00" definition-exists="true" ipc-concordant="C07C403/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Derivatives of cyclohexane or of a cyclohexene </text><CPC-specific-text><text>or of cyclohexadiene</text></CPC-specific-text><text>, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene </text><CPC-specific-text><text>or cyclohexadiene</text></CPC-specific-text><text> rings, e.g. vitamin A, beta-carotene, beta-ionone</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C403/02" definition-exists="false" ipc-concordant="C07C403/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having side-chains containing only carbon and hydrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C403/04" definition-exists="false" ipc-concordant="C07C403/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having side-chains substituted by halogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C403/06" definition-exists="false" ipc-concordant="C07C403/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having side-chains substituted by singly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C403/08" definition-exists="false" ipc-concordant="C07C403/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C403/10" definition-exists="false" ipc-concordant="C07C403/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by etherified hydroxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C403/12" definition-exists="false" ipc-concordant="C07C403/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by esterified hydroxy groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C403/14" definition-exists="false" ipc-concordant="C07C403/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having side-chains substituted by doubly-bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C403/16" definition-exists="false" ipc-concordant="C07C403/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C403/16</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>not being part of &#8212;CHO groups</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C403/18" definition-exists="false" ipc-concordant="C07C403/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having side-chains substituted by nitrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C403/20" definition-exists="false" ipc-concordant="C07C403/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having side-chains substituted by carboxyl groups </text><CPC-specific-text><text>or halides, anhydrides, or (thio)esters thereof</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C403/22" definition-exists="false" ipc-concordant="C07C403/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having side-chains substituted by sulfur atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C403/24" definition-exists="false" ipc-concordant="C07C403/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C403/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having side-chains substituted by six-membered non-aromatic rings, e.g. beta-carotene</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C405/00" definition-exists="true" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing a five-membered ring having two side-chains in ortho position to each other, and having oxygen atoms directly attached to the ring in ortho position to one of the side-chains, one side-chain containing, not directly attached to the ring, a carbon atom having three bonds to hetero atoms with at the most one to halogen, and the other side-chain having oxygen atoms attached in gamma-position to the ring, e.g. prostaglandins </text><CPC-specific-text><text>Analogues or derivatives thereof</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C405/0008" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Analogues having the carboxyl group in the side-chains replaced by other functional groups</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C405/0016" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0016</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing only hydroxy, etherified or esterified hydroxy groups</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C405/0025" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing keto groups</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C405/0033" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0033</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing sulfur</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C405/0041" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0041</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing nitrogen</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C405/005" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Analogues or derivatives having the five membered ring replaced by other rings</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C405/0058" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0058</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having the side-chains or their analogues or derivatives attached to a not condensed ring different from a five-membered ring </text><reference><text>five-membered ring see 124 CA and sub-groups</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C405/0066" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>to a six-membered ring</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C405/0075" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0075</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having the side-chains or their analogues or derivatives attached to a condensed ring system</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C405/0083" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0083</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>which is only ortho or peri condensed, e.g. carbacyclins</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C405/0091" definition-exists="false" ipc-concordant="C07C405/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C405/0091</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>which is bridged condensed</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C407/00" definition-exists="true" ipc-concordant="C07C407/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C407/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of peroxy compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C407/003" definition-exists="false" ipc-concordant="C07C407/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C407/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Separation; Purification; Stabilisation; Use of additives</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C407/006" definition-exists="false" ipc-concordant="C07C407/00" c-set-base-allowed="true" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C407/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Stabilisation; Use of additives</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07C409/00" definition-exists="true" ipc-concordant="C07C409/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Peroxy compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C409/02" definition-exists="false" ipc-concordant="C07C409/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C409/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the &#8212;O&#8212;O&#8212; group being bound between a carbon atom, not further substituted by oxygen atoms, and hydrogen, i.e. hydroperoxides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/04" definition-exists="false" ipc-concordant="C07C409/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon atom being acyclic</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C409/06" definition-exists="false" ipc-concordant="C07C409/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing rings other than six-membered aromatic rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C409/08" definition-exists="false" ipc-concordant="C07C409/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds containing six-membered aromatic rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C409/10" definition-exists="false" ipc-concordant="C07C409/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cumene hydroperoxide</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07C409/12" definition-exists="false" ipc-concordant="C07C409/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with two alpha,alpha-dialkylmethyl hydroperoxy groups bound to carbon atoms of the same six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/14" definition-exists="false" ipc-concordant="C07C409/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the carbon atom belonging to a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C409/16" definition-exists="false" ipc-concordant="C07C409/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C409/16</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the &#8212;O&#8212;O&#8212; group being bound between two carbon atoms not further substituted by oxygen atoms, i.e. peroxides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/18" definition-exists="false" ipc-concordant="C07C409/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>at least one of the carbon atoms belonging to a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C409/20" definition-exists="false" ipc-concordant="C07C409/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C409/20</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the &#8212;O&#8212;O&#8212; group being bound to a carbon atom further substituted by singly&#8212;bound oxygen atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/22" definition-exists="false" ipc-concordant="C07C409/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C409/22</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>having two &#8212;O&#8212;O&#8212; groups bound to the carbon atom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C409/24" definition-exists="false" ipc-concordant="C07C409/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C409/24</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the &#8212;O&#8212;O&#8212; group being bound between a &gt;C=O group and hydrogen, i.e. peroxy acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/26" definition-exists="false" ipc-concordant="C07C409/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Peracetic acid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/28" definition-exists="false" ipc-concordant="C07C409/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a &gt;C=O group being bound to a carbon atom of a ring other than a six-membered aromatic ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/30" definition-exists="false" ipc-concordant="C07C409/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a &gt;C=O group being bound to a carbon atom of a six-membered aromatic ring</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C409/32" definition-exists="false" ipc-concordant="C07C409/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C409/32</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the &#8212;O&#8212;O&#8212; group being bound between two &gt;C=O groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/34" definition-exists="false" ipc-concordant="C07C409/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>both belonging to carboxylic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07C409/36" definition-exists="false" ipc-concordant="C07C409/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diacetyl peroxide</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C409/38" definition-exists="false" ipc-concordant="C07C409/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C409/38</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the &#8212;O&#8212;O&#8212; group being bound between a &gt;C=O group and a carbon atom, not further substituted by oxygen atoms, i.e. esters of peroxy acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C409/40" definition-exists="false" ipc-concordant="C07C409/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07C409/42" definition-exists="false" ipc-concordant="C07C409/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C409/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing sulfur atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07C409/44" definition-exists="false" ipc-concordant="C07C409/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07C409/44</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with sulfur atoms directly bound to the &#8212;O&#8212;O&#8212; groups, e.g. persulfonic acids</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="C07C521/00" date-revised="2017-05-01" status="published"><classification-symbol>C07C2521/00</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Indexing scheme associated with groups <class-ref scheme="cpc">C07C1/00</class-ref> - <class-ref scheme="cpc">C07C6/00</class-ref>, relating to catalysts used in the preparation of hydrocarbons</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C521/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2521/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C521/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boron or aluminium</text></title-part><title-part><text>Oxides or hydroxides thereof</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C521/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alumina</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C521/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silicon, titanium, zirconium or hafnium</text></title-part><title-part><text>Oxides or hydroxides thereof</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C521/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silica</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C521/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Magnesium</text></title-part><title-part><text>Oxides or hydroxides thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C521/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silica and alumina</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C521/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silica and magnesia</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C521/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Clays or other mineral silicates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C521/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2521/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbon</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C523/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2523/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalysts comprising metals or metal oxides or hydroxides, not provided for in group <class-ref scheme="cpc">C07C2521/00</class-ref> </text><reference><text><class-ref scheme="cpc">C07C2521/16</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the alkali- or alkaline earth metals or beryllium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Alkali metals</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of zinc, cadmium or mercury</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of gallium, indium or thallium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of rare earths</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of actinides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of germanium, tin or lead</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arsenic, antimony or bismuth</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vanadium, niobium or tantalum</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vanadium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chromium, molybdenum or tungsten</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chromium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Molybdenum</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tungsten</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/31" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with bismuth</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Manganese, technetium or rhenium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/34" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Manganese</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rhenium</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/38" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of noble metals</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the platinum group metals</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/42" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Platinum</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Palladium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/46" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ruthenium, rhodium, osmium or iridium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silver or gold</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/50" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silver</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gold</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/54" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C2523/54</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>combined with metals, oxides or hydroxides provided for in groups <class-ref scheme="cpc">C07C2523/02</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C2523/36</class-ref></text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Platinum group metals</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/58" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with alkali- or alkaline earth metals or beryllium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/60" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with zinc, cadmium or mercury</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/62" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with gallium, indium, thallium, germanium, tin or lead</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/63" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with rare earths or actinides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/64" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with arsenic, antimony, bismuth, vanadium, niobium, tatalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C523/644" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/644</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arsenic, antimony or bismuth</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C523/648" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/648</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vanadium, niobium or tantalum</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C523/652" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/652</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chromium, molybdenum or tungsten</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C523/656" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/656</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/66" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silver or gold</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/68" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with arsenic, antimony, bismuth, vanadium, niobium, tatalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C523/70" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the iron group metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/72" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Copper</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/74" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/745" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/745</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/75" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/75</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cobalt</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/755" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/755</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nickel</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/76" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C2523/76</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>combined with metals, oxides or hydroxides provided for in groups <class-ref scheme="cpc">C07C2523/02</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C2523/36</class-ref></text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/78" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with alkali- or alkaline earth metals or beryllium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/80" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with zinc, cadmium or mercury</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/825" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/825</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with gallium, indium or thallium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/83" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/83</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with rare earths or actinides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/835" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/835</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with germanium, tin or lead</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C523/84" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/843" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/843</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arsenic, antimony or bismuth</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/847" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/847</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vanadium, niobium or tantalum</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/85" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/85</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chromium, molybdenum or tungsten</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C523/86" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chromium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C523/88" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Molybdenum</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C523/881" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/881</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and iron</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C523/882" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/882</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and cobalt</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C523/883" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/883</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and nickel</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C523/885" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/885</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and copper</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C523/887" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C2523/887</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>containing in addition other metals, oxides or hydroxides provided for in groups <class-ref scheme="cpc">C07C2523/02</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C2523/36</class-ref></text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C523/888" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/888</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tungsten</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C523/889" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/889</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C523/89" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2523/89</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with noble metals</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C525/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2525/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalysts of the Raney type</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C525/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2525/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Raney nickel</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C527/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2527/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen</text></title-part><title-part><text>Catalysts comprising carbon compounds</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>Metal catalysts or metal oxide catalysts activated or conditioned by halogens, sulfur or phosphorus, or compounds thereof are indexed in the appropriate groups for metal or metal oxide catalysts.</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C527/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfur, selenium or tellurium</text></title-part><title-part><text>Compounds thereof</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/03" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acids of sulfur other than sulfhydric acid or sulfuric acid, e.g. halosulfonic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfides</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/043" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with iron group metals or platinum group metals</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/045" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Platinum group metals</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/047" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/047</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with chromium, molybdenum, tungsten or polonium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/049" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/049</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with iron group metals or platinum group metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/051" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/051</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Molybdenum</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/053" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/053</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfates or other compounds comprising the anion (SnO3n+1)2-</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/054" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/054</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfuric acid or other acids with the formula H2Sn03n+1</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/055" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/055</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with alkali metals, copper, gold or silver</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/057" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/057</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Selenium or tellurium</text></title-part><title-part><text>Compounds thereof</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C527/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogens</text></title-part><title-part><text>Compounds thereof</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C2527/08</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Halides </text><reference><text><class-ref scheme="cpc">C07C2527/122</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C2527/138</class-ref> take precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chlorides</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/11" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrogen chloride</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fluorides</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/1206" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/1206</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrogen fluoride</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/1213" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/1213</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boron fluoride</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/122" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/122</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds comprising a halogen and copper</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/125" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds comprising a halogen and scandium, yttrium, aluminium, gallium, indium or thallium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/126" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aluminium chloride</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/128" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/128</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds comprising a halogen and an iron group metal or a platinum group metal</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/13" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Platinum group metals</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/132" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/132</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds comprising a halogen and chromium, molybdenum, tungsten or polonium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/133" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/133</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds comprising a halogen and vanadium, niobium, tantalium, antimonium or bismuth</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/135" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/135</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds comprising a halogen and titanum, zirconium, hafnium, germanium, tin or lead</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/138" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/138</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds comprising a halogen and an alkaline earth metal, magnesium, beryllium, zinc, cadmium or mercury</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C527/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phosphorus</text></title-part><title-part><text>Compounds thereof</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing oxygen</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/167" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phosphates or other compounds comprising the anion (PnO3n+1)(n+2)-</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/173" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/173</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phosphoric acid or other acids with the formula Hn+2PnO3n+1</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with metals </text><reference><text>phosphates <class-ref scheme="cpc">C07C2527/167</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/182" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/182</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with silicon</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/185" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/185</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with iron group metals or platinum group metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/186" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/186</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/187" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/187</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with manganese, technetium or rhenium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/188" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/188</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with chromium, molybdenum, tungsten or polonium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/19" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Molybdenum</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C527/192" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/192</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with bismuth</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/195" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/195</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with vanadium, niobium or tantalum</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/198" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/198</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vanadium</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C527/199" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/199</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with chromium, molybdenum, tungsten or polonium</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C527/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbon compounds</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbides</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/224" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/224</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silicon carbide</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C527/228" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/228</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with phosphorus, arsenic, antimony or bismuth</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/232" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/232</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbonates</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C527/236" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/236</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydroxy carbonates</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C527/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nitrogen compounds</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/25" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nitrates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C527/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2527/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyanides</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C529/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2529/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalysts comprising molecular sieves</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C529/03" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>not having base-exchange properties</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C529/035" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/035</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crystalline silica polymorphs, e.g. silicalites</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C529/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having base-exchange properties, e.g. crystalline zeolites, pillared clays</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C529/05" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pillared clays</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C529/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crystalline aluminosilicate zeolites</text></title-part><title-part><text>Isomorphous compounds thereof</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/064" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/064</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, noble metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/068" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/068</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Noble metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/072" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/072</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals or copper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/076" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/076</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the faujasite type, e.g. type X or Y</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, noble metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Noble metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals or copper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the mordenite type</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, noble metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Noble metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals or copper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/42" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, noble metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Noble metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/46" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals or copper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/50" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the eroionite or offretite type, e.g. zeolite T</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, noble metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/54" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Noble metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals or copper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/58" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/60" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the type L</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/61" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, noble metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/62" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Noble metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/63" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals or copper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/64" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/65" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/65</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/66" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, noble metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/67" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/67</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Noble metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/68" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals or copper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/69" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/69</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/70" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C2529/70</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>of types characterised by their specific structure not provided for in groups <class-ref scheme="cpc">C07C2529/08</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C2529/65</class-ref></text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/72" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing iron group metals, noble metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/74" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Noble metals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C529/76" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron group metals or copper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C529/78" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/80" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mixtures of different zeolites</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C529/82" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phosphates</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C529/83" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/83</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aluminophosphates (APO compounds)</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C529/84" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aluminophosphates containing other elements, e.g. metals, boron</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C529/85" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/85</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silicoaluminophosphates (SAPO compounds)</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C529/86" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Borosilicates</text></title-part><title-part><text>Aluminoborosilicates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C529/87" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/87</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gallosilicates</text></title-part><title-part><text>Aluminogallosilicates</text></title-part><title-part><text>Galloborosilicates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C529/88" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ferrosilicates</text></title-part><title-part><text>Ferroaluminosilicates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C529/89" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2529/89</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silicates, aluminosilicates or borosilicates of titanium, zirconium or hafnium</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C531/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2531/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Catalysts comprising hydrides, coordination complexes or organic compounds</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C531/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing organic compounds or metal hydrides</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/025" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sulfonic acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing carboxylic acids or their salts</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-02-01" status="published"><classification-symbol>C07C2531/06</classification-symbol><class-title date-revised="2017-02-01"><title-part><text>containing polymers</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C531/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ion-exchange resins</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C531/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>sulfonated</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing organo-metallic compounds or metal hydrides</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C531/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of aluminium or boron</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C531/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing coordination complexes</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing nitrogen, phosphorus, arsenic or antimony</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbonyls</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Organic complexes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phosphines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C531/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07C2531/26</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>containing in addition, inorganic metal compounds not provided for in groups <class-ref scheme="cpc">C07C2531/02</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07C2531/24</class-ref></text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the platinum group metals, iron group metals or copper</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C531/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halides</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of manganese, technetium or rhenium</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/34" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of chromium, molybdenum or tungsten</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of vanadium, niobium or tantalum</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C531/38" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07C2531/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of titanium, zirconium or hafnium</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="C07C601/00" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/00</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Indexing scheme associated with groups <class-ref scheme="cpc">C07C1/00</class-ref> - <class-ref scheme="cpc">C07C409/00</class-ref>, relating to carbocyclic rings or ring systems</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C601/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/00</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Systems containing only non-condensed rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C601/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/02</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>with a three-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C601/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/04</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>with a four-membered ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C601/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/06</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>with a five-membered ring</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C601/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/08</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring being saturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C601/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/10</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring being unsaturated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C601/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/12</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>with a six-membered ring</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C601/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/14</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>The ring being saturated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C601/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/16</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring being unsaturated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C601/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/18</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>with a ring being at least seven-membered</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C601/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2601/20</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring being twelve-membered</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C602/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/00</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Systems containing two condensed rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C602/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/02</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the rings having only two atoms in common</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C602/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/04</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>One of the condensed rings being a six-membered aromatic ring</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/06</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the other ring being four-membered</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/08</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the other ring being five-membered, e.g. indane</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/10</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the other ring being six-membered, e.g. tetraline</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/12</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the other ring being at least seven-membered</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C602/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/14</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>All rings being cycloaliphatic</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/16</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring system containing five carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/18</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring system containing six carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/20</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring system containing seven carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/22</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring system containing eight carbon atoms, e.g. pentalene</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/24</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring system containing nine carbon atoms, e.g. perhydroindane</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/26</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring system containing ten carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C602/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/28</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Hydrogenated naphthalenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C602/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/30</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Azulenes</text></title-part><title-part><text>Hydrogenated azulenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C602/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/32</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the ring system containing at least eleven carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C602/34" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/34</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Heptalenes</text></title-part><title-part><text>Hydrogenated heptalenes</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C602/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/36</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the rings having more than two atoms in common</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C602/38" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/38</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the bicyclo ring system containing five carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C602/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/40</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the bicyclo ring system containing six carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C602/42" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/42</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the bicyclo ring system containing seven carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C602/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/44</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the bicyclo ring system containing eight carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C602/46" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/46</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the bicyclo ring system containing nine carbon atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C602/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/48</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>the bicyclo ring system containing ten carbon atoms</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C602/50" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2602/50</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Spiro compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C603/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/00</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Systems containing at least three condensed rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C603/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/02</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Ortho- or ortho- and peri-condensed systems</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/04</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing three rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/06</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing at least one ring with less than six ring members</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/08</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing three- or four-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/10</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing five-membered rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C603/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/12</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>only one five-membered ring</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C603/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/14</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Benz[f]indenes</text></title-part><title-part><text>Hydrogenated benz[f]indenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C603/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/16</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Benz[e]indenes</text></title-part><title-part><text>Hydrogenated benz[e]indenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C603/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/18</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Fluorenes</text></title-part><title-part><text>Hydrogenated fluorenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="C07C603/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/20</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Acenaphthenes</text></title-part><title-part><text>Hydrogenated acenaphthenes</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/22</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing only six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/24</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Anthracenes</text></title-part><title-part><text>Hydrogenated anthracenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/26</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Phenanthrenes</text></title-part><title-part><text>Hydrogenated phenanthrenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/28</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Phenalenes</text></title-part><title-part><text>Hydrogenated phenalenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/30</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing seven-membered rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/32</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Dibenzocycloheptenes</text></title-part><title-part><text>Hydrogenated dibenzocycloheptenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/34" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/34</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Benzoheptalenes</text></title-part><title-part><text>Hydrogenated benzoheptalenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/36</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing eight-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/38" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/38</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing rings with at least nine members</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/40</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing four condensed rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/42" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/42</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing only six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/44</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Naphthacenes</text></title-part><title-part><text>Hydrogenated naphthacenes</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C603/46" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/46</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>1,4,4a,5,5a,6,11,12a- Octahydronaphthacenes, e.g. tetracyclines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/48</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Chrysenes</text></title-part><title-part><text>Hydrogenated chrysenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/50" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/50</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Pyrenes</text></title-part><title-part><text>Hydrogenated pyrenes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/52</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing five condensed rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/54" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/54</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing more than five condensed rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C603/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/56</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Ring systems containing bridged rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/58" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/58</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing three rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/60" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/60</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing at least one ring with less than six members</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/62" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/62</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing three- or four-membered rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C603/64" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/64</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>having a tricyclo[2.2.1.0(2,6)]heptstructure</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/66" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/66</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing five-membered rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C603/68" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/68</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Dicyclopentadienes</text></title-part><title-part><text>Hydrogenated dicyclopentadienes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/70" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/70</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing only six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/72" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/72</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Ethanonaphthalenes</text></title-part><title-part><text>Hydrogenated ethanonaphthalenes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/74" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/74</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Adamantanes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/76" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/76</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing at least one ring with more than six ring members</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/78" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/78</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing seven-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/80" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/80</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing eight-membered rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="C07C603/82" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/82</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>having three condensed rings with in total fourteen carbon atoms and having a having a [5.4.3.0(1,8)] ring structure, e.g. pleuromutiline</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/84" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/84</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing rings with more than eight members</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/86" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/86</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing four rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/88" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/88</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Ethanoanthracenes</text></title-part><title-part><text>Hydrogenated ethanoanthracenes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/90" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/90</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing more than four rings</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/91" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/91</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Polycyclopentadienes</text></title-part><title-part><text>Hydrogenated polycyclopentadienes</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C603/92" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/92</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>with a condensed ring system consisting of at least two mutually uncondensed aromatic ring systems, linked by an annular structure formed by carbon chains on non-adjacent positions of the aromatic system, e.g. cyclophanes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07C603/93" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/93</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Spiro compounds</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/94" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/94</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing &quot;free&quot; spiro atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="C07C603/95" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/95</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing &quot;not free&quot; spiro atoms</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/96" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/96</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing at least one ring with less than six members</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/97" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/97</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing five-membered rings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="C07C603/98" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/98</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing at least one ring with more than six ring members</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="C07C603/99" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2603/99</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>containing eight-membered rings</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07C604/00" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>C07C2604/00</classification-symbol><class-title date-revised="2017-05-01"><title-part><text>Fullerenes, e.g. C<sub>60</sub> buckminsterfullerene or C<sub>70</sub></text></title-part></class-title></classification-item></classification-item></classification-item></class-scheme>