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ZSI_Reconnect_China/PATSTAT/CPC_data/CPCSchemeXML202302/cpc-scheme-C07B.xml

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<?xml version="1.0" encoding="UTF-8"?>
<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="C07B" definition-exists="true" date-revised="2019-08-01" status="published"><classification-symbol>C07B</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>GENERAL METHODS OF ORGANIC CHEMISTRY</text></title-part><title-part><text>APPARATUS THEREFOR </text><reference><text>preparation of carboxylic acid esters by telomerisation <class-ref scheme="cpc">C07C67/47</class-ref>; telomerisation <class-ref scheme="cpc">C08F</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In this subclass, the functional group which is present already in some residue being introduced and is not substantially involved in a chemical reaction, is not considered as the functional group which is formed or introduced as a result of the chemical reaction.</note-paragraph><note-paragraph>In this subclass, the following term is used with the meaning indicated: <subnote type="bullet"><note-paragraph>&quot;separation&quot; means separation only for the purposes of recovering organic compounds.</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>In this subclass, the last place priority rule is applied, i.e. at each hierarchical level, in the absence of an indication to the contrary, classification is made in the last appropriate place according to the type of reaction employed, noting the bond or the functional group which is formed or introduced as a result of the chemical reaction.</note-paragraph><note-paragraph><CPC-specific-note><class-ref scheme="cpc">C07B59/00</class-ref> and subgroups thereof are used for the classification of individual labelled compounds as well as for general methods.</CPC-specific-note></note-paragraph><note-paragraph><CPC-specific-note><class-ref scheme="cpc">C07B61/02</class-ref> is used for the classification of individual free radicals as well as for general methods.</CPC-specific-note></note-paragraph></note><note type="warning"><note-paragraph warning-type="ipc-not-used"> The following IPC group is not in the CPC scheme. The subject matter for this IPC group is classified in the following CPC group: <table><row><entry><class-ref scheme="ipc">C07B60/00</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07B61/02</class-ref></entry></row></table></note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C07B31/00" date-revised="2013-01-01" status="published"><classification-symbol>C07B31/00</classification-symbol>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B31/00" definition-exists="true" ipc-concordant="C07B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B31/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reduction in general</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B33/00" definition-exists="true" ipc-concordant="C07B33/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B33/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oxidation in general</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C07B35/00" date-revised="2013-01-01" status="published"><classification-symbol>C07B35/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reactions without formation or introduction of functional groups containing hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B35/00" definition-exists="true" ipc-concordant="C07B35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B35/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reactions without formation or introduction of functional groups containing hetero atoms, involving a change in the type of bonding between two carbon atoms already directly linked</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B35/02" definition-exists="false" ipc-concordant="C07B35/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B35/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reduction</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B35/04" definition-exists="false" ipc-concordant="C07B35/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B35/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dehydrogenation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B35/06" definition-exists="false" ipc-concordant="C07B35/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B35/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Decomposition, e.g. elimination of halogens, water or hydrogen halides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B35/08" definition-exists="false" ipc-concordant="C07B35/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B35/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isomerisation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B37/00" definition-exists="true" ipc-concordant="C07B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B37/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reactions without formation or introduction of functional groups containing hetero atoms, involving either the formation of a carbon-to-carbon bond between two carbon atoms not directly linked already or the disconnection of two directly linked carbon atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B37/02" definition-exists="false" ipc-concordant="C07B37/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B37/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B37/04" definition-exists="false" ipc-concordant="C07B37/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B37/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Substitution</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B37/06" definition-exists="false" ipc-concordant="C07B37/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B37/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Decomposition, e.g. elimination of carbon dioxide</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B37/08" definition-exists="false" ipc-concordant="C07B37/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B37/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isomerisation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B37/10" definition-exists="false" ipc-concordant="C07B37/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B37/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyclisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07B37/12" definition-exists="false" ipc-concordant="C07B37/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B37/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diels-Alder reactions</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="C07B39/00" date-revised="2013-01-01" status="published"><classification-symbol>C07B39/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reactions with formation or introduction of functional groups containing hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B39/00" definition-exists="true" ipc-concordant="C07B39/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B39/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halogenation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B41/00" definition-exists="true" ipc-concordant="C07B41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B41/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation or introduction of functional groups containing oxygen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B41/02" definition-exists="false" ipc-concordant="C07B41/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B41/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hydroxy or O-metal groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B41/04" definition-exists="false" ipc-concordant="C07B41/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B41/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of ether, acetal or ketal groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B41/06" definition-exists="false" ipc-concordant="C07B41/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B41/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of carbonyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B41/08" definition-exists="false" ipc-concordant="C07B41/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B41/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of carboxyl groups or salts, halides or anhydrides thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07B41/10" definition-exists="false" ipc-concordant="C07B41/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B41/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Salts, halides or anhydrides of 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="C07B41/12" definition-exists="false" ipc-concordant="C07B41/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B41/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of carboxylic acid ester groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B41/14" definition-exists="false" ipc-concordant="C07B41/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B41/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of peroxy of hydroperoxy 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="C07B43/00" definition-exists="true" ipc-concordant="C07B43/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B43/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation or introduction of functional groups containing nitrogen</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B43/02" definition-exists="false" ipc-concordant="C07B43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B43/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of nitro or nitroso groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B43/04" definition-exists="false" ipc-concordant="C07B43/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B43/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of amino groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B43/06" definition-exists="false" ipc-concordant="C07B43/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B43/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of amide groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B43/08" definition-exists="false" ipc-concordant="C07B43/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B43/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>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="C07B43/10" definition-exists="false" ipc-concordant="C07B43/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B43/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of isocyanate 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="C07B45/00" definition-exists="true" ipc-concordant="C07B45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B45/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation or introduction of functional groups containing sulfur</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B45/02" definition-exists="false" ipc-concordant="C07B45/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B45/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of sulfo or sulfonyldioxy groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B45/04" definition-exists="false" ipc-concordant="C07B45/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B45/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of sulfonyl or sulfinyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B45/06" definition-exists="false" ipc-concordant="C07B45/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B45/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of mercapto or sulfide 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="C07B47/00" definition-exists="true" ipc-concordant="C07B47/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07B47/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Formation or introduction of functional groups not provided for in groups <class-ref scheme="cpc">C07B39/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07B45/00</class-ref></text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B49/00" definition-exists="true" ipc-concordant="C07B49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B49/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Grignard reactions</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B51/00" definition-exists="true" ipc-concordant="C07B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B51/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Introduction of protecting groups or activating groups, not provided for in the preceding groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B53/00" definition-exists="true" ipc-concordant="C07B53/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B53/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Asymmetric syntheses</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B55/00" definition-exists="true" ipc-concordant="C07B55/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B55/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Racemisation</text></title-part><title-part><text>Complete or partial inversion</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B57/00" definition-exists="true" ipc-concordant="C07B57/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B57/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separation of optically-active compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B59/00" definition-exists="true" ipc-concordant="C07B59/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07B59/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Introduction of isotopes of elements into organic compounds </text><CPC-specific-text><text>; Labelled organic compounds <u>per se</u></text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B59/001" definition-exists="false" ipc-concordant="C07B59/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B59/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic or carbocyclic 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="C07B59/002" definition-exists="false" ipc-concordant="C07B59/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B59/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heterocyclic 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="C07B59/004" definition-exists="false" ipc-concordant="C07B59/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B59/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium</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="C07B59/005" definition-exists="false" ipc-concordant="C07B59/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B59/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Sugars; Derivatives thereof; Nucleosides; Nucleotides; Nucleic 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="C07B59/007" definition-exists="false" ipc-concordant="C07B59/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B59/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Steroids</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="C07B59/008" definition-exists="false" ipc-concordant="C07B59/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B59/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Peptides; Proteins</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B61/00" definition-exists="true" ipc-concordant="C07B61/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B61/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Other general methods</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B61/02" definition-exists="false" ipc-concordant="C07B61/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07B61/02</classification-symbol><class-title date-revised="2016-11-01"><title-part><CPC-specific-text><text>Generation of organic free radicals; Organic free radicals <u>per se</u></text></CPC-specific-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="C07B63/00" date-revised="2013-01-01" status="published"><classification-symbol>C07B63/00</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>Stabilisation</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07B63/00" definition-exists="true" ipc-concordant="C07B63/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B63/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification</text></title-part><title-part><text>Separation </text><reference><text>separation of optically-active compounds <class-ref scheme="cpc">C07B57/00</class-ref></text></reference></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="8" additional-only="false" sort-key="C07B63/02" definition-exists="false" ipc-concordant="C07B63/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B63/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by treatment giving rise to a chemical modification</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07B63/04" definition-exists="false" ipc-concordant="C07B63/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07B63/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of additives </text><CPC-specific-text><reference><text>anti-oxidant compositions or compositions inhibiting chemical change in general <class-ref scheme="cpc">C09K15/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="C07B200/00" date-revised="2013-01-01" status="published"><classification-symbol>C07B2200/00</classification-symbol>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="C07B200/00" 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>C07B2200/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Indexing scheme relating to specific properties of organic compounds</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07B200/01" 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>C07B2200/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Charge-transfer complexes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07B200/03" 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>C07B2200/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Free radicals</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07B200/05" 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>C07B2200/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isotopically modified compounds, e.g. labelled</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07B200/07" 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>C07B2200/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Optical isomers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07B200/09" 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>C07B2200/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Geometrical isomers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07B200/11" 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>C07B2200/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compounds covalently bound to a solid support</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="C07B200/13" 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>C07B2200/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crystalline forms, e.g. polymorphs</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme>