You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

550 lines
291 KiB
XML

2 years ago
<?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="C07F" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>C07F</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM </text><reference><text>metal-containing porphyrins <class-ref scheme="cpc">C07D487/22</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>Attention is drawn to Note (3) <class-ref scheme="cpc">C07</class-ref>, which defines the last place priority rule applied in the range of subclasses <class-ref scheme="cpc">C07C</class-ref>-<class-ref scheme="cpc">C07K</class-ref> and within these subclasses.</note-paragraph><note-paragraph>Attention is drawn to Note (6) following the title of class <class-ref scheme="cpc">C07</class-ref>.</note-paragraph><note-paragraph>Attention is drawn to Note (3) after the title of section <class-ref scheme="cpc">C</class-ref>, which Note indicates to which version of the periodic table of chemical elements the IPC refers.</note-paragraph><note-paragraph>In this subclass , organic acid salts, alcoholates, phenates, chelates or mercaptides are classified as the parent compounds.</note-paragraph><note-paragraph>Compounds containing Se or Te are classified with their sulfur homologues</note-paragraph><note-paragraph>A hydrocarbon chain is considered to be terminated by a heteroatom or by a carbon atom having three bonds to heteroatoms with at the most one to halogen</note-paragraph><note-paragraph>When groups, e.g. aromatic or aliphatic groups, are mentioned without further indications, it means that the group concerned can be further substituted. Otherwise it will be indicated, e.g. <class-ref scheme="cpc">C07F9/11</class-ref> with hydroxyalkyl compounds without further substituents on alkyl.</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">C07F9/6593</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">C07F9/65815</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="C07F1/00" date-revised="2013-01-01" status="published"><classification-symbol>C07F1/00</classification-symbol>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07F1/00" definition-exists="true" ipc-concordant="C07F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F1/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Compounds containing elements of Groups 1 or 11 of the Periodic System</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F1/005" definition-exists="false" ipc-concordant="C07F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F1/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without C-Metal linkages</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="C07F1/02" definition-exists="false" ipc-concordant="C07F1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lithium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F1/04" definition-exists="false" ipc-concordant="C07F1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sodium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F1/06" definition-exists="false" ipc-concordant="C07F1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Potassium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F1/08" definition-exists="false" ipc-concordant="C07F1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Copper compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F1/10" definition-exists="false" ipc-concordant="C07F1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silver compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F1/12" definition-exists="false" ipc-concordant="C07F1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gold compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07F3/00" definition-exists="true" ipc-concordant="C07F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F3/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Compounds containing elements of Groups 2 or 12 of the Periodic System</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F3/003" definition-exists="false" ipc-concordant="C07F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without C-Metal linkages</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="C07F3/006" definition-exists="false" ipc-concordant="C07F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Beryllium 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="C07F3/02" definition-exists="false" ipc-concordant="C07F3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Magnesium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F3/04" definition-exists="false" ipc-concordant="C07F3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Calcium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F3/06" definition-exists="false" ipc-concordant="C07F3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Zinc compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F3/08" definition-exists="false" ipc-concordant="C07F3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cadmium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F3/10" definition-exists="false" ipc-concordant="C07F3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mercury compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F3/103" definition-exists="false" ipc-concordant="C07F3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without C-Mercury linkages</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="C07F3/12" definition-exists="false" ipc-concordant="C07F3/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aromatic substances containing mercury</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F3/14" definition-exists="false" ipc-concordant="C07F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F3/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heterocyclic substances containing mercury</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="C07F5/00" definition-exists="true" ipc-concordant="C07F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F5/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Compounds containing elements of Groups 3 or 13 of the Periodic System</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F5/003" definition-exists="false" ipc-concordant="C07F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without C-Metal linkages</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="C07F5/02" definition-exists="false" ipc-concordant="C07F5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boron compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F5/022" definition-exists="false" ipc-concordant="C07F5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without C-boron linkages</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="C07F5/025" definition-exists="false" ipc-concordant="C07F5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boronic and borinic acid compounds</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="C07F5/027" definition-exists="false" ipc-concordant="C07F5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Organoboranes and organoborohydrides</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="C07F5/04" definition-exists="false" ipc-concordant="C07F5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of boric acids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F5/05" definition-exists="false" ipc-concordant="C07F5/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyclic compounds having at least one ring containing boron but no carbon in the 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="C07F5/06" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aluminium compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F5/061" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/061</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with C-aluminium linkage</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F5/062" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/062</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Al linked exclusively to C</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="C07F5/064" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/064</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>compounds with an Al-Halogen linkage</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="C07F5/065" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>compounds with an Al-H linkage</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="C07F5/066" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>compounds with Al linked to an element other than Al, C, H or halogen (this includes Al-cyanide linkage)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F5/067" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/067</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>compounds with Al also linked to H or 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="C07F5/068" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/068</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>preparation of alum(in)oxanes</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="C07F5/069" definition-exists="false" ipc-concordant="C07F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F5/069</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without C-aluminium linkages</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="C07F7/00" definition-exists="true" ipc-concordant="C07F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F7/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Compounds containing elements of Groups 4 or 14 of the Periodic System</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F7/003" definition-exists="false" ipc-concordant="C07F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without C-Metal linkages</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="C07F7/02" definition-exists="false" ipc-concordant="C07F7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silicon compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F7/025" definition-exists="false" ipc-concordant="C07F7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without C-silicon linkages</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="C07F7/04" definition-exists="true" ipc-concordant="C07F7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-08-01" status="published"><classification-symbol>C07F7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of silicic acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F7/06" definition-exists="false" ipc-concordant="C07F7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-08-01" status="published"><classification-symbol>C07F7/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyaryl compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F7/07" definition-exists="false" ipc-concordant="C07F7/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyclic 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="C07F7/08" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F7/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds having one or more C&#8212;Si linkages</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F7/0801" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0801</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>General processes</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="C07F7/0803" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0803</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with Si-C or Si-Si linkages</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F7/0805" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0805</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>comprising only Si, C or H atoms</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F7/0807" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0807</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>comprising Si as a ring atom</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="C07F7/081" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/081</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>comprising at least one atom selected from the elements N, O, halogen, S, Se or Te</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F7/0812" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0812</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>comprising a heterocyclic ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F7/0814" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0814</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>said ring is substituted at a C ring atom by Si</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="C07F7/0816" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0816</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>said ring comprising Si as a ring atom</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="C07F7/0825" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0825</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparations of compounds not comprising Si-Si or Si-cyano linkages</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F7/0827" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0827</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Syntheses with formation of a Si-C bond</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F7/0829" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0829</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Hydrosilylation reactions</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="C07F7/083" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/083</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Syntheses without formation of a Si-C 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="C07F7/0832" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0832</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Other preparations</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="C07F7/0834" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0834</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds having one or more O-Si linkage </text><reference><text>for compounds with C-O-Si linkages <u>see</u> <class-ref scheme="cpc">C07F7/18</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="C07F7/0836" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0836</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with one or more Si-OH or Si-O-metal linkage</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="C07F7/0838" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>C07F7/0838</classification-symbol><class-title date-revised="2018-08-01"><title-part><CPC-specific-text><text>Compounds with one or more Si-O-Si sequences </text><reference><text>compounds with a ring containing only alternating Si and O atoms, i.e. cyclosilanes <class-ref scheme="cpc">C07F7/21</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F7/087" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/087</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds of unknown structure containing a Si-O-Si sequence</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="C07F7/0872" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0872</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation and treatment thereof</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F7/0874" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0874</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reactions involving a bond of the Si-O-Si linkage</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="C07F7/0876" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0876</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reactions involving the formation of bonds to a Si atom of a Si-O-Si sequence other than a bond of the Si-O-Si linkage</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F7/0878" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0878</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Si-C bond</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="15" additional-only="false" sort-key="C07F7/0879" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0879</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Hydrosilylation reactions</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F7/0889" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0889</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reactions not involving the Si atom of the Si-O-Si sequence</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="C07F7/089" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/089</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Treatments not covered by a preceding group</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="C07F7/0892" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0892</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with a Si-O-N linkage</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="C07F7/0894" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0894</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with a Si-O-O linkage</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="C07F7/0896" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0896</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with a Si-H linkage</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="C07F7/0898" definition-exists="false" ipc-concordant="C07F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/0898</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with a Si-S linkage</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="C07F7/10" definition-exists="false" ipc-concordant="C07F7/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F7/10</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>containing nitrogen </text><CPC-specific-text><text>having a Si-N linkage</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="C07F7/12" definition-exists="false" ipc-concordant="C07F7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Organo silicon halides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F7/121" definition-exists="false" ipc-concordant="C07F7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/121</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation or treatment not provided for in <class-ref scheme="cpc">C07F7/14</class-ref>, <class-ref scheme="cpc">C07F7/16</class-ref> or <class-ref scheme="cpc">C07F7/20</class-ref></text></CPC-specific-text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>The silicon atom involved in the reaction that is attached or becomes attached to the highest number of halide atoms determines classification</note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F7/122" definition-exists="false" ipc-concordant="C07F7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/122</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving the formation of Si-C linkages </text><reference><text>hydrosilylation reactions <class-ref scheme="cpc">C07F7/14</class-ref>; direct synthesis <class-ref scheme="cpc">C07F7/16</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F7/123" definition-exists="false" ipc-concordant="C07F7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving the formation of Si-halogen linkages</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="C07F7/125" definition-exists="false" ipc-concordant="C07F7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving both Si-C and Si-halogen linkages, the Si-C and Si-halogen linkages can be to the same or to different Si atoms, e.g. redistribution reactions</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="C07F7/126" definition-exists="false" ipc-concordant="C07F7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving the formation of Si-Y linkages, where Y is not a carbon or halogen atom</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="C07F7/127" definition-exists="false" ipc-concordant="C07F7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/127</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions not affecting the linkages to the silicon atom</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="C07F7/128" definition-exists="false" ipc-concordant="C07F7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07F7/128</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>by reactions covered by more than one of the groups <class-ref scheme="cpc">C07F7/122</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07F7/127</class-ref> and of which the starting material is unknown or insufficiently determined</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="C07F7/14" definition-exists="false" ipc-concordant="C07F7/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation thereof from </text><CPC-specific-text><text>optionally substituted</text></CPC-specific-text><text> halogenated silanes and hydrocarbons </text><CPC-specific-text><text>hydrosilylation reactions</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="C07F7/16" definition-exists="false" ipc-concordant="C07F7/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation thereof from silicon and halogenated hydrocarbons </text><CPC-specific-text><text>direct 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="C07F7/18" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F7/18</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Compounds having one or more C&#8212;Si linkages as well as one or more C&#8212;O&#8212;Si linkages</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F7/1804" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/1804</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds having Si-O-C linkages </text><reference><text>Si-O-acyl linkages <class-ref scheme="cpc">C07F7/1896</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F7/1872" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/1872</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation; Treatments not provided for in <class-ref scheme="cpc">C07F7/20</class-ref></text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F7/1876" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/1876</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving the formation of Si-C linkages</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="C07F7/188" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/188</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving the formation of Si-O linkages</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="C07F7/1884" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/1884</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by dismutation</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="C07F7/1888" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/1888</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reactions involving the formation of other Si-linkages, e.g. Si-N</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="C07F7/1892" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07F7/1892</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>by reactions not provided for in <class-ref scheme="cpc">C07F7/1876</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07F7/1888</class-ref></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="C07F7/1896" definition-exists="false" ipc-concordant="C07F7/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/1896</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds having one or more Si-O-acyl linkages</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="C07F7/20" definition-exists="false" ipc-concordant="C07F7/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purification, separation</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F7/21" definition-exists="false" ipc-concordant="C07F7/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cyclic compounds having at least one ring containing silicon, but no carbon in the 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="C07F7/22" definition-exists="false" ipc-concordant="C07F7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tin compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F7/2204" definition-exists="false" ipc-concordant="C07F7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C07F7/2204</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>Not belonging to the groups <class-ref scheme="cpc">C07F7/2208</class-ref>&#160;-&#160;<class-ref scheme="cpc">C07F7/2296</class-ref></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="C07F7/2208" definition-exists="false" ipc-concordant="C07F7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/2208</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds having tin linked only to carbon, hydrogen and/or halogen</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="C07F7/2224" definition-exists="false" ipc-concordant="C07F7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/2224</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds having one or more tin-oxygen linkages</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="C07F7/226" definition-exists="false" ipc-concordant="C07F7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/226</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with one or more Sn-S linkages</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="C07F7/2284" definition-exists="false" ipc-concordant="C07F7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/2284</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with one or more Sn-N linkages</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="C07F7/2288" definition-exists="false" ipc-concordant="C07F7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/2288</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds with one or more Sn-metal linkages</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="C07F7/2296" definition-exists="false" ipc-concordant="C07F7/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/2296</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Purification, stabilisation, isolation</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="C07F7/24" definition-exists="false" ipc-concordant="C07F7/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-11-01" status="published"><classification-symbol>C07F7/24</classification-symbol><class-title date-revised="2015-11-01"><title-part><text>Lead compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F7/26" definition-exists="false" ipc-concordant="C07F7/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tetra-alkyl lead 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="C07F7/28" definition-exists="false" ipc-concordant="C07F7/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Titanium compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F7/30" definition-exists="false" ipc-concordant="C07F7/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F7/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Germanium compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07F9/00" definition-exists="true" ipc-concordant="C07F9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F9/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Compounds containing elements of Groups 5 or 15 of the Periodic System</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F9/005" definition-exists="false" ipc-concordant="C07F9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F9/005</classification-symbol><class-title date-revised="2016-11-01"><title-part><CPC-specific-text><text>Compounds of elements of Group 5 of the Periodic System without metal-carbon linkages</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="C07F9/02" definition-exists="false" ipc-concordant="C07F9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phosphorus compounds </text><reference><text>sugar phosphates <class-ref scheme="cpc">C07H11/04</class-ref>; nucleotides <class-ref scheme="cpc">C07H19/00</class-ref>, <class-ref scheme="cpc">C07H21/00</class-ref>; nucleic acids <class-ref scheme="cpc">C07H21/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F9/025" definition-exists="false" ipc-concordant="C07F9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Purification; Separation; Stabilisation; Desodorisation of organo-phosphorus compounds </text><reference><text>of natural phosphatides <class-ref scheme="cpc">C07F9/103</class-ref>; phosphines <class-ref scheme="cpc">C07F9/5095</class-ref></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="C07F9/04" definition-exists="false" ipc-concordant="C07F9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reaction products of phosphorus sulfur compounds with hydrocarbons</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F9/06" definition-exists="false" ipc-concordant="C07F9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F9/06</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>without P&#8212;C bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F9/062" definition-exists="false" ipc-concordant="C07F9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/062</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Organo-phosphoranes without P-C bonds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/065" definition-exists="false" ipc-concordant="C07F9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Phosphoranes containing the structure P=N-</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/067" definition-exists="false" ipc-concordant="C07F9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/067</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polyphosphazenes containing the structure [P=N-n] </text><reference><text>cyclic compounds <class-ref scheme="cpc">C07F9/65812</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="10" additional-only="false" sort-key="C07F9/08" definition-exists="false" ipc-concordant="C07F9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of oxyacids of phosphorus </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C07F9/062</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="C07F9/09" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of phosphoric acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/091" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/091</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydroxyalkyl compounds with further substituents on alkyl</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/092" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/092</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>substituted by B, Si or a metal</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="C07F9/093" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>C07F9/093</classification-symbol><class-title date-revised="2023-01-01"><title-part><CPC-specific-text><text>Polyol derivatives esterified at least twice by phosphoric acid 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="C07F9/094" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/094</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with arylalkanols</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="C07F9/095" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/095</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=O)-O-acyl, P(=O)-O-heteroatom, P(=O)-O-CN</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/096" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/096</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=O)-O-C(=X)- (X = O, S, Se)</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="C07F9/097" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/097</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=O)-O-N</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="C07F9/098" definition-exists="false" ipc-concordant="C07F9/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/098</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of polyphosphoric acids or anhydrides</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="C07F9/10" definition-exists="false" ipc-concordant="C07F9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Phosphatides, e.g. lecithin</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/103" definition-exists="false" ipc-concordant="C07F9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Extraction or purification by physical or chemical treatment of natural phosphatides; Preparation of compositions containing phosphatides of unknown structure</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="C07F9/106" definition-exists="false" ipc-concordant="C07F9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/106</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Adducts, complexes, salts of phosphatides</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="C07F9/11" definition-exists="false" ipc-concordant="C07F9/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyalkyl compounds without further substituents on alkyl</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/113" definition-exists="false" ipc-concordant="C07F9/113" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/113</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturated acyclic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/117" definition-exists="false" ipc-concordant="C07F9/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/117</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cycloaliphatic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/12" definition-exists="false" ipc-concordant="C07F9/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyaryl compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/14" definition-exists="false" ipc-concordant="C07F9/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing P(=O)-halide groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/1403" definition-exists="false" ipc-concordant="C07F9/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>C07F9/1403</classification-symbol><class-title date-revised="2023-01-01"><title-part><CPC-specific-text><text>containing the structure Hal-P(=O)-O-unsaturated acyclic group</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="C07F9/1406" definition-exists="false" ipc-concordant="C07F9/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1406</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure Hal-P(=O)-O-aryl</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="C07F9/141" definition-exists="false" ipc-concordant="C07F9/141" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/141</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of phosphorous acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/1411" definition-exists="false" ipc-concordant="C07F9/141" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1411</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydroxyalkyl compounds with further substituents on alkyl</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="C07F9/1412" definition-exists="false" ipc-concordant="C07F9/141" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>C07F9/1412</classification-symbol><class-title date-revised="2023-01-01"><title-part><CPC-specific-text><text>Polyol derivatives esterified at least twice by phosphorous acid 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="C07F9/1414" definition-exists="false" ipc-concordant="C07F9/141" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1414</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with arylalkanols</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="C07F9/1415" definition-exists="false" ipc-concordant="C07F9/141" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1415</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P-O-acyl, P-O-heteroatom, P-O-CN</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/1417" definition-exists="false" ipc-concordant="C07F9/141" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1417</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P-O-C(=X)- (X = O, S, Se)</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="C07F9/1418" definition-exists="false" ipc-concordant="C07F9/141" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1418</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P-O-N</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="C07F9/142" definition-exists="false" ipc-concordant="C07F9/142" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/142</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyalkyl compounds without further substituents on alkyl</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/143" definition-exists="false" ipc-concordant="C07F9/143" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/143</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturated acyclic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/144" definition-exists="false" ipc-concordant="C07F9/144" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/144</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cycloaliphatic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/145" definition-exists="false" ipc-concordant="C07F9/145" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyaryl compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/146" definition-exists="false" ipc-concordant="C07F9/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/146</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing P-halide groups</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="C07F9/16" definition-exists="false" ipc-concordant="C07F9/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of thiophosphoric acids or thiophosphorous acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/165" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of thiophosphoric acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/1651" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1651</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydroxyalkyl compounds with further substituents on alkyl</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="C07F9/1652" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>C07F9/1652</classification-symbol><class-title date-revised="2023-01-01"><title-part><CPC-specific-text><text>Polyol derivatives esterified at least twice by thiophosphoric acid 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="C07F9/1653" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1653</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with arylalkanols</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="C07F9/1654" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1654</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)n-X-acyl, P(=X)n-X-heteroatom, P(=X)n-X-CN (X = O, S, Se; n = 0, 1)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/1655" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1655</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)n-S-(S)x- (X = O, S, Se; n=0,1; x&gt;=1)</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="C07F9/1656" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1656</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)n-X-C(=X)- (X = O, S, Se; n = 0, 1)</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="C07F9/1657" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1657</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)n-X-N (X = O, S, Se; n = 0, 1)</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="C07F9/1658" definition-exists="false" ipc-concordant="C07F9/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/1658</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of thiopolyphosphoric acids or anhydrides</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="C07F9/17" definition-exists="false" ipc-concordant="C07F9/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyalkyl compounds without further substituents on alkyl</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/173" definition-exists="false" ipc-concordant="C07F9/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/173</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturated acyclic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/177" definition-exists="false" ipc-concordant="C07F9/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/177</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cycloaliphatic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/18" definition-exists="false" ipc-concordant="C07F9/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyaryl compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/20" definition-exists="false" ipc-concordant="C07F9/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing P-halide groups</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/2003" definition-exists="false" ipc-concordant="C07F9/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>C07F9/2003</classification-symbol><class-title date-revised="2023-01-01"><title-part><CPC-specific-text><text>containing the structure Hal-P-X-unsaturated acyclic group</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="C07F9/2006" definition-exists="false" ipc-concordant="C07F9/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure Hal-P-X-aryl</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="C07F9/201" definition-exists="false" ipc-concordant="C07F9/201" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of thiophosphorus acids</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/2015" definition-exists="false" ipc-concordant="C07F9/201" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2015</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with hydroxyalkyl compounds with further substituents on alkyl</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="C07F9/202" definition-exists="false" ipc-concordant="C07F9/202" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyl compounds without further substituents on alkyl</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/203" definition-exists="false" ipc-concordant="C07F9/203" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/203</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with unsaturated acyclic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/204" definition-exists="false" ipc-concordant="C07F9/204" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/204</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cycloaliphatic alcohols</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/205" definition-exists="false" ipc-concordant="C07F9/205" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hydroxyaryl compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/206" definition-exists="false" ipc-concordant="C07F9/206" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/206</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing P-halide groups</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="C07F9/22" definition-exists="false" ipc-concordant="C07F9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amides of acids of phosphorus</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/222" definition-exists="false" ipc-concordant="C07F9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/222</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides of phosphoric acids</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="C07F9/224" definition-exists="false" ipc-concordant="C07F9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/224</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Phosphorus triamides</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="C07F9/226" definition-exists="false" ipc-concordant="C07F9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/226</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure P-isocyanates</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="C07F9/228" definition-exists="false" ipc-concordant="C07F9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/228</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure P-N-N, e.g. azides, hydrazides</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="C07F9/24" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esteramides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/2404" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2404</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ester moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/2408" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2408</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of hydroxyalkyl compounds</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="C07F9/2412" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2412</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of unsaturated acyclic alcohols</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="C07F9/2416" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2416</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of cycloaliphatic alcohols</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="C07F9/242" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of hydroxyaryl compounds</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="C07F9/2425" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2425</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure (RX)(RR&apos;N)P(=Y)-Z-(C)n-Z&apos;-P(=Y)(XR)2 (X = O, S, NR; Y = O, S, electron pair; Z = O, S; Z&apos; = O, S)</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="C07F9/2429" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2429</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of arylalkanols</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="C07F9/2433" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2433</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure N-P(=X)n-X-acyl, N-P(=X)n-X-heteroatom, N-P(=X)n-X-CN (X = O, S, Se; n = 0, 1)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/2437" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2437</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure N-P(=X)n-S-(S)x-(X = O, S, Se; n=0,1; x&gt;=1)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/2441" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2441</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure N-P(=X)n-X-C(=X) (X = O, S, Se; n = 0, 1)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/2445" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2445</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure N-P(=X)n-X-N (X = O, S, Se; n = 0, 1)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/245" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure N-P(=X)n-X-P (X = O, S, Se; n = 0, 1)</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="C07F9/2454" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2454</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the amide moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/2458" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2458</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of aliphatic amines</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="C07F9/2462" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2462</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of unsaturated acyclic amines</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="C07F9/2466" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2466</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of cycloaliphatic amines</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="C07F9/247" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of aromatic amines (N-C aromatic linkage)</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="C07F9/2475" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2475</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of aralkylamines</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="C07F9/2479" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2479</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)n-N-acyl, P(=X)n-N-heteroatom, P(=X)n-N-CN (X = O, S, Se; n = 0, 1)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/2483" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2483</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure P(=X)n-N-S (X = O, S, Se; n = 0, 1)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/2487" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2487</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure P(=X)n-N-C(=X) (X = O, S, Se; n = 0, 1)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/2491" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2491</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure P(=X)n-N-N (X = O, S, Se; n = 0, 1)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/2495" definition-exists="false" ipc-concordant="C07F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/2495</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure P(=X)n-N-P (X = O, S, Se; n = 0, 1)</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="11" additional-only="false" sort-key="C07F9/26" definition-exists="false" ipc-concordant="C07F9/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing P-halide 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="C07F9/28" definition-exists="false" ipc-concordant="C07F9/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F9/28</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with one or more P&#8212;C bonds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F9/30" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07F9/30</classification-symbol><class-title date-revised="2016-08-01"><title-part><text>Phosphinic acids R<sub>2</sub>P(=O)(OH)</text></title-part><title-part><text>Thiophosphinic acids </text><CPC-specific-text><text>, i.e. R<sub>2</sub>P(=X)(XH) (X = S, Se)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/301" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/301</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic saturated acids which can have further substituents on alkyl</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="C07F9/302" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/302</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic unsaturated acids</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="C07F9/303" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/303</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cycloaliphatic acids</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="C07F9/304" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/304</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Aromatic acids (P-C aromatic linkage)</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="C07F9/305" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Poly(thio)phosphinic acids</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="C07F9/306" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/306</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arylalkanephosphinic acids, e.g. Ar-(CH2)n-P(=X)(R)(XH), (X = O,S, Se; n&gt;=1)</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="C07F9/307" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/307</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids containing the structure -C(=X)-P(=X)(R)(XH) or NC-P(=X)(R)(XH), (X = O, S, Se)</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="C07F9/308" definition-exists="false" ipc-concordant="C07F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/308</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pyrophosphinic acids; Phosphinic acid anhydrides</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="C07F9/32" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/3205" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3205</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the acid moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/3211" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3211</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of acyclic saturated acids which can have further substituents on alkyl</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="C07F9/3217" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3217</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of acyclic unsaturated 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="C07F9/3223" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3223</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of cycloaliphatic 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="C07F9/3229" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3229</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of aromatic acids (P-C aromatic linkage)</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="C07F9/3235" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3235</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of poly(thio)phosphinic 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="C07F9/3241" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3241</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of arylalkanephosphinic 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="C07F9/3247" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3247</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of acids containing the structure -C(=X)-P(=X)(R)(XH) or NC-P(=X)(R)(XH), (X = O, S, Se)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/3252" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3252</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the structure -C(=X)-P(=X)(R)(XR), (X = O, S, Se)</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="C07F9/3258" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3258</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ester moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/3264" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3264</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with hydroxyalkyl compounds</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="C07F9/327" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/327</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with unsaturated acyclic alcohols</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="C07F9/3276" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3276</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with cycloaliphatic alcohols</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="C07F9/3282" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3282</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with hydroxyaryl compounds</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="C07F9/3288" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3288</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with arylalkanols</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="C07F9/3294" definition-exists="false" ipc-concordant="C07F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3294</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure R2P(=X)-X-acyl, R2P(=X)-X-heteroatom, R2P(=X)-X-CN (X = O, S, Se)</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="C07F9/34" definition-exists="false" ipc-concordant="C07F9/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halides thereof</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/36" definition-exists="false" ipc-concordant="C07F9/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amides 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="C07F9/38" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07F9/38</classification-symbol><class-title date-revised="2016-08-01"><title-part><text>Phosphonic acids RP(=O)(OH)<sub>2</sub></text></title-part><title-part><text>Thiophosphonic acids </text><CPC-specific-text><text>, i.e. RP(=X)(XH)2 (X = S, Se)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/3804" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3804</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>not used, see subgroups</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/3808" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3808</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic saturated acids which can have further substituents on alkyl</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/3813" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3813</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>N-Phosphonomethylglycine; Salts or complexes thereof</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="C07F9/3817" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3817</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids containing the structure (RX)2P(=X)-alk-N...P (X = O, S, Se)</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="C07F9/3821" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3821</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>substituted by B, Si, P or a metal </text><reference><text><class-ref scheme="cpc">C07F9/3839</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="12" additional-only="false" sort-key="C07F9/3826" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3826</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic unsaturated acids</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="C07F9/383" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/383</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cycloaliphatic acids</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="C07F9/3834" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3834</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Aromatic acids (P-C aromatic linkage)</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="C07F9/3839" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3839</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polyphosphonic acids</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/3843" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3843</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing no further substituents than -PO<sub>3</sub>H<sub>2</sub> groups</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/3847" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3847</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic unsaturated derivatives</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/3852" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3852</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cycloaliphatic derivatives</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="C07F9/3856" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3856</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing halogen or nitro(so) substituents</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="C07F9/386" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/386</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing hydroxy substituents in the hydrocarbon radicals</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="C07F9/3865" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3865</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing sulfur substituents</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="C07F9/3869" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3869</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing carboxylic acid or carboxylic acid derivative substituents</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="C07F9/3873" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>C07F9/3873</classification-symbol><class-title date-revised="2023-01-01"><title-part><CPC-specific-text><text>containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)</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="C07F9/3878" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>C07F9/3878</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>containing substituents selected from B, Si, P (other than -PO<sub>3</sub>H<sub>2</sub> groups) or a metal</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="C07F9/3882" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3882</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arylalkanephosphonic acids </text><reference><text><class-ref scheme="cpc">C07F9/3839</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/3886" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3886</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids containing the structure -C(=X)-P(=X)(XH)2 or NC-P(=X)(XH)2, (X = O, S, Se)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/3891" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3891</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids containing the structure -C(=X)-P(=X)(XH)2, (X = O, S, Se)</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="C07F9/3895" definition-exists="false" ipc-concordant="C07F9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/3895</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pyrophosphonic acids; phosphonic acid anhydrides</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="C07F9/40" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/4003" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the acid moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/4006" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of acyclic acids which can have further substituents on alkyl</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4009" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters containing the structure (RX)2P(=X)-alk-N...P (X = O, S, Se)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4012" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4012</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>substituted by B, Si, P or a metal </text><reference><text><class-ref scheme="cpc">C07F9/4025</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="13" additional-only="false" sort-key="C07F9/4015" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4015</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of acyclic unsaturated 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="C07F9/4018" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4018</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of cycloaliphatic 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="C07F9/4021" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of aromatic acids (P-C aromatic linkage)</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="C07F9/4025" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of poly(thio)phosphonic acids</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4028" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4028</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing no further substituents than -PO<sub>3</sub>H<sub>2</sub> groups in free or esterified form</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="15" additional-only="false" sort-key="C07F9/4031" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4031</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic unsaturated derivatives</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="15" additional-only="false" sort-key="C07F9/4034" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4034</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cycloaliphatic derivatives</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4037" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4037</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing halogen or nitro(so) substituents</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/404" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/404</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing hydroxy substituents in the hydrocarbon radicals</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4043" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4043</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing sulfur substituents</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4046" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing carboxylic acid or carboxylic acid derivative substituents</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/405" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>C07F9/405</classification-symbol><class-title date-revised="2023-01-01"><title-part><CPC-specific-text><text>containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4053" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>C07F9/4053</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>containing substituents selected from B, Si, P (other than -PO<sub>3</sub>H<sub>2</sub> groups in free or esterified form), or a metal</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="C07F9/4056" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4056</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of arylalkanephosphonic acids </text><reference><text><class-ref scheme="cpc">C07F9/4025</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4059" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>C07F9/4059</classification-symbol><class-title date-revised="2018-08-01"><title-part><CPC-specific-text><text>Compounds containing the structure (RY)2P(=X)-(CH<sub>2</sub>)n-C(=O)-(CH<sub>2</sub>)m-Ar, (X, Y = O, S, Se; n&gt;=1, m&gt;=0)</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="C07F9/4062" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4062</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of acids containing the structure -C(=X)-P(=X)(XR)2 or NC-P(=X)(XR)2, (X = O, S, Se)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4065" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of acids containing the structure -C(=X)-P(=X)(XR)2, (X = O, S, Se)</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="C07F9/4068" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4068</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters of pyrophosphonic acids; Esters of phosphonic acid anhydrides</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="C07F9/4071" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4071</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ester moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/4075" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4075</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with hydroxyalkyl compounds</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="C07F9/4078" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4078</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with unsaturated acyclic alcohols</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="C07F9/4081" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4081</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with cycloaliphatic alcohols</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="C07F9/4084" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4084</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with hydroxyaryl compounds</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="C07F9/4087" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4087</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with arylalkanols</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="C07F9/409" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/409</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)-X-acyl, P(=X) -X-heteroatom, P(=X)-X-CN (X = O, S, Se)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4093" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4093</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)-X-C(=X)- (X = O, S, Se)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4096" definition-exists="false" ipc-concordant="C07F9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4096</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)-X-N (X = O, S, Se)</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="11" additional-only="false" sort-key="C07F9/42" definition-exists="false" ipc-concordant="C07F9/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halides thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/425" definition-exists="false" ipc-concordant="C07F9/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-09-01" status="published"><classification-symbol>C07F9/425</classification-symbol><class-title date-revised="2015-09-01"><title-part><CPC-specific-text><text>Acid or estermonohalides thereof, e.g. RP(=X)(YR)(Hal) (X, Y = O, S; R = H, or hydrocarbon group)</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="C07F9/44" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Amides thereof</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/4403" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4403</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the acid moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/4407" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4407</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides of acyclic saturated acids which can have further substituents on alkyl</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="C07F9/4411" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4411</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides of acyclic unsaturated 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="C07F9/4415" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4415</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides of cycloaliphatic 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="C07F9/4419" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4419</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides of aromatic acids (P-C aromatic linkage)</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="C07F9/4423" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4423</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides of poly (thio)phosphonic 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="C07F9/4426" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4426</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides of arylalkanephosphonic 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="C07F9/443" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/443</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides of acids containing the structure -C(=Y)-P(=X)(XR)-N or NC-(P(=X)(XR)-N )</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="C07F9/4434" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4434</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ester moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/4438" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4438</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Ester with hydroxyalkyl compounds</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="C07F9/4442" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4442</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with unsaturated acyclic alcohols</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="C07F9/4446" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4446</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with cycloaliphatic alcohols</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="C07F9/4449" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4449</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with hydroxyaryl compounds</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="C07F9/4453" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4453</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with arylalkanols</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="C07F9/4457" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4457</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure C-P(=X)(X-acyl)-N, C-P(=X)(X-heteroatom)-N or C-P(=X)(X-CN)-N (X, Y = O, S)</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="C07F9/4461" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4461</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the amide moiety containing a substituent or a structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/4465" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4465</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of aliphatic amines</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="C07F9/4469" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4469</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of unsaturated acyclic amines</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="C07F9/4473" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4473</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of cycloaliphatic amines</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="C07F9/4476" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4476</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of aromatic amines (N-C aromatic linkage)</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="C07F9/448" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/448</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of aralkylamines</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="C07F9/4484" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4484</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure C-P(=X)(N-acyl)-X, C-P(=X)(N-heteroatom)-X or C-P(=X)(N-CN)-X (X = O, S, Se)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4488" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4488</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)(N-S-) (X = O, S, Se)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4492" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4492</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)(N-C(=X)-) (X = O, S, Se)</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/4496" definition-exists="false" ipc-concordant="C07F9/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4496</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds containing the structure P(=X)(N-N-) (X = O, S, Se)</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="C07F9/46" definition-exists="false" ipc-concordant="C07F9/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F9/46</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Phosphinous acids R<sub>2</sub>=P&#8212;OH</text></title-part><title-part><text>Thiophosphinous acids</text></title-part><title-part><text>Aminophosphines R<sub>2</sub>-P-NH<sub>2</sub> </text><CPC-specific-text><text>including R<sub>2</sub>P(=O)H; derivatives thereof</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="C07F9/48" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F9/48</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Phosphonous acids R&#8212;P(OH)<sub>2</sub></text></title-part><title-part><text>Thiophosphonous acids </text><CPC-specific-text><text>including RHP(=O)(OH); Derivatives thereof</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/4808" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4808</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the acid moiety containing a substituent or structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/4816" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>C07F9/4816</classification-symbol><class-title date-revised="2023-01-01"><title-part><CPC-specific-text><text>Acyclic saturated acids or derivatices which can have further substituents on alkyl</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="C07F9/4825" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4825</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic unsaturated acids or derivatives</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="C07F9/4833" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4833</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cycloaliphatic acids or derivatives</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="C07F9/4841" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4841</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Aromatic acids or derivatives (P-C aromatic linkage)</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="C07F9/485" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/485</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polyphosphonous acids or derivatives</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="C07F9/4858" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4858</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acids or derivatives containing the structure -C(=X)-P(XR)2 or NC-P(XR)2 (X = O, S, Se)</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="C07F9/4866" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4866</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ester moiety containing a substituent or structure which is considered as characteristic</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/4875" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4875</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Esters with hydroxy aryl compounds</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="C07F9/4883" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4883</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Amides or esteramides thereof, e.g. RP(NR&apos;2)2 or RP(XR&apos;)(NR&apos;&apos;2) (X = O, S)</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="C07F9/4891" definition-exists="false" ipc-concordant="C07F9/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/4891</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Monohalide derivatives RP (XR&apos;) (Hal) (X = O, S, N) </text><reference><text>dihalide derivatives <class-ref scheme="cpc">C07F9/52</class-ref></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="C07F9/50" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Organo-phosphines</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/5004" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic saturated phosphines</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5009" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>substituted by B, Si, P or a metal </text><reference><text><class-ref scheme="cpc">C07F9/5027</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="11" additional-only="false" sort-key="C07F9/5013" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5013</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic unsaturated phosphines</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="C07F9/5018" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5018</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cycloaliphatic phosphines</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="C07F9/5022" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Aromatic phosphines (P-C aromatic linkage)</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="C07F9/5027" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polyphosphines</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="C07F9/5031" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5031</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arylalkane phosphines </text><reference><text><class-ref scheme="cpc">C07F9/5027</class-ref> takes precedence</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="C07F9/5036" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5036</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Phosphines containing the structure -C(=X)-P or NC-P</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="C07F9/504" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/504</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Organo-phosphines containing a P-P bond</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="C07F9/5045" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Complexes or chelates of phosphines with metallic compounds or 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="C07F9/505" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/505</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Preparation; Separation; Purification; Stabilisation</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5054" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5054</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a process in which the phosphorus atom is not involved</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="C07F9/5059" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5059</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by addition of phosphorus compounds to alkenes or alkynes</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="C07F9/5063" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-09-01" status="published"><classification-symbol>C07F9/5063</classification-symbol><class-title date-revised="2015-09-01"><title-part><CPC-specific-text><text>from compounds having the structure P-H or P-Heteroatom, in which one or more of such bonds are converted into P-C bonds </text><reference><text><class-ref scheme="cpc">C07F9/5059</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="C07F9/5068" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5068</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from starting materials having the structure &gt;P-Hal</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="C07F9/5072" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-09-01" status="published"><classification-symbol>C07F9/5072</classification-symbol><class-title date-revised="2015-09-01"><title-part><CPC-specific-text><text>from starting materials having the structure P-H </text><reference><text><class-ref scheme="cpc">C07F9/5059</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/5077" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07F9/5077</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>from starting materials having the structure P-Metal, including R<sub>2</sub>P<sup>-</sup>M<sup>+</sup></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="C07F9/5081" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5081</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from starting materials having the structure &gt;P-Het, Het being an heteroatom different from Hal or Metal</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="C07F9/5086" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from phosphonium salts as starting materials</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="C07F9/509" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/509</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reduction of pentavalent phosphorus derivatives, e.g. -P=X with X = O, S, Se or -P-Hal2</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="C07F9/5095" definition-exists="false" ipc-concordant="C07F9/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5095</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Separation; Purification; Stabilisation</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="C07F9/52" definition-exists="false" ipc-concordant="C07F9/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Halophosphines</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/53" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/53</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Organo-phosphine oxides</text></title-part><title-part><text>Organo-phosphine thioxides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5304" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5304</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic saturated phosphine oxides or thioxides</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/5308" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5308</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>substituted by B, Si, P or a metal</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/5312" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5312</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>substituted by a phosphorus atom </text><reference><text><class-ref scheme="cpc">C07F9/5329</class-ref> takes precedence</text></reference></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="C07F9/5316" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5316</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Unsaturated acyclic phosphine oxides or thioxides</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="C07F9/532" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/532</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cycloaliphatic phosphine oxides or thioxides</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="C07F9/5325" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5325</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Aromatic phosphine oxides or thioxides (P-C aromatic linkage)</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="C07F9/5329" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5329</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polyphosphine oxides or thioxides</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="C07F9/5333" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5333</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arylalkane phosphine oxides or thioxides </text><reference><text><class-ref scheme="cpc">C07F9/5329</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5337" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5337</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Phosphine oxides or thioxides containing the structure -C(=X)-P(=X) or NC-P(=X) (X = O, S, Se)</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="C07F9/5341" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5341</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Organo-phosphine oxides or thioxides containing a P-P 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="C07F9/5345" definition-exists="false" ipc-concordant="C07F9/53" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5345</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Complexes or chelates of phosphine-oxides or thioxides with metallic compounds or metals</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="C07F9/535" definition-exists="false" ipc-concordant="C07F9/535" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/535</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Organo-phosphoranes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/5352" definition-exists="false" ipc-concordant="C07F9/535" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5352</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Phosphoranes containing the structure P=C-</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="C07F9/5355" definition-exists="false" ipc-concordant="C07F9/535" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5355</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Phosphoranes containing the structure P=N-</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5357" definition-exists="false" ipc-concordant="C07F9/535" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>C07F9/5357</classification-symbol><class-title date-revised="2018-08-01"><title-part><CPC-specific-text><text>Polyphosphazenes containing the structure [P=N-]n </text><reference><text>cyclic phosphazenes <class-ref scheme="cpc">C07F9/65812</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="10" additional-only="false" sort-key="C07F9/54" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F9/54</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Quaternary phosphonium compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/5407" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5407</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic saturated phosphonium compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5414" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5414</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>substituted by B, Si, P or a metal</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/5421" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5421</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>substituted by a phosphorus atom </text><reference><text><class-ref scheme="cpc">C07F9/5449</class-ref> takes precedence</text></reference></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="C07F9/5428" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5428</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acyclic unsaturated phosphonium compounds</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="C07F9/5435" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5435</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cycloaliphatic phosphonium compounds</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="C07F9/5442" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5442</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Aromatic phosphonium compounds (P-C aromatic linkage)</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="C07F9/5449" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5449</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polyphosphonium compounds</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="C07F9/5456" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5456</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arylalkanephosphonium compounds</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="C07F9/5463" definition-exists="false" ipc-concordant="C07F9/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07F9/5463</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>Compounds of the type &quot;quasi-phosphonium&quot;, e.g. (C)a-P-(Y)b wherein a+b=4, b&gt;=1 and Y=heteroatom, generally N or O</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="C07F9/547" definition-exists="false" ipc-concordant="C07F9/547" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/547</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F9/5475" definition-exists="false" ipc-concordant="C07F9/547" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5475</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having nitrogen and selenium with or without oxygen or sulfur as ring hetero atoms; having nitrogen and tellurium with or without oxygen or sulfur as ring hetero atoms</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="C07F9/553" definition-exists="false" ipc-concordant="C07F9/553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/553</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having one nitrogen atom as the only ring hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/5532" definition-exists="false" ipc-concordant="C07F9/553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5532</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Seven-(or more) membered rings</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5535" definition-exists="false" ipc-concordant="C07F9/553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5535</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or ring systems</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="C07F9/5537" definition-exists="false" ipc-concordant="C07F9/553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5537</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the heteroring containing the structure -C(=O)-N-C(=O)- (both carbon atoms belong to the heteroring)</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="C07F9/564" definition-exists="false" ipc-concordant="C07F9/564" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/564</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Three-membered rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/568" definition-exists="false" ipc-concordant="C07F9/568" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/568</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Four-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5686" definition-exists="false" ipc-concordant="C07F9/568" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5686</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or ring systems</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="C07F9/572" definition-exists="false" ipc-concordant="C07F9/572" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/572</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Five-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5728" definition-exists="false" ipc-concordant="C07F9/572" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5728</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/576" definition-exists="false" ipc-concordant="C07F9/576" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/576</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/5765" definition-exists="false" ipc-concordant="C07F9/576" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/5765</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/58" definition-exists="false" ipc-concordant="C07F9/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pyridine rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/59" definition-exists="false" ipc-concordant="C07F9/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/59</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydrogenated pyridine rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/60" definition-exists="false" ipc-concordant="C07F9/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Quinoline or hydrogenated quinoline ring systems</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/62" definition-exists="false" ipc-concordant="C07F9/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Isoquinoline or hydrogenated isoquinoline ring systems</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/64" definition-exists="false" ipc-concordant="C07F9/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acridine or hydrogenated acridine ring systems</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="C07F9/645" definition-exists="false" ipc-concordant="C07F9/645" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/645</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two nitrogen atoms as the only ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/6503" definition-exists="false" ipc-concordant="C07F9/6503" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6503</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Five-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65031" definition-exists="false" ipc-concordant="C07F9/6503" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65031</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having the nitrogen atoms in the positions 1 and 2</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/65038" definition-exists="false" ipc-concordant="C07F9/6503" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65038</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6506" definition-exists="false" ipc-concordant="C07F9/6506" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6506</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms in positions 1 and 3</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/65068" definition-exists="false" ipc-concordant="C07F9/6506" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65068</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6509" definition-exists="false" ipc-concordant="C07F9/6509" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6509</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/650905" definition-exists="false" ipc-concordant="C07F9/6509" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/650905</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having the nitrogen atoms in the positions 1 and 2</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/650947" definition-exists="false" ipc-concordant="C07F9/6509" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/650947</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/650952" definition-exists="false" ipc-concordant="C07F9/6509" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>C07F9/650952</classification-symbol><class-title date-revised="2018-08-01"><title-part><CPC-specific-text><text>having the nitrogen atoms in the positions 1 and 4</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/650994" definition-exists="false" ipc-concordant="C07F9/6509" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/650994</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6512" definition-exists="false" ipc-concordant="C07F9/6512" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6512</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having the nitrogen atoms in positions 1 and 3</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/65128" definition-exists="false" ipc-concordant="C07F9/6512" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65128</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6515" definition-exists="false" ipc-concordant="C07F9/6515" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6515</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three nitrogen atoms as the only ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/6518" definition-exists="false" ipc-concordant="C07F9/6518" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6518</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Five-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65188" definition-exists="false" ipc-concordant="C07F9/6518" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65188</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6521" definition-exists="false" ipc-concordant="C07F9/6521" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6521</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65218" definition-exists="false" ipc-concordant="C07F9/6521" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65218</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6524" definition-exists="false" ipc-concordant="C07F9/6524" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6524</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having four or more nitrogen atoms as the only ring hetero atoms</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F9/6527" definition-exists="false" ipc-concordant="C07F9/6527" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6527</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen and oxygen atoms as the only ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/653" definition-exists="false" ipc-concordant="C07F9/653" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/653</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Five-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65306" definition-exists="false" ipc-concordant="C07F9/653" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65306</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing two nitrogen atoms</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/65312" definition-exists="false" ipc-concordant="C07F9/653" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65312</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having the two nitrogen atoms in positions 1 and 2</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="C07F9/65318" definition-exists="false" ipc-concordant="C07F9/653" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65318</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having the two nitrogen atoms in positions 1 and 3</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="C07F9/65324" definition-exists="false" ipc-concordant="C07F9/653" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65324</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6533" definition-exists="false" ipc-concordant="C07F9/6533" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6533</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65335" definition-exists="false" ipc-concordant="C07F9/6533" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65335</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6536" definition-exists="false" ipc-concordant="C07F9/6536" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6536</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having nitrogen and sulfur atoms with or without oxygen atoms, as the only ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/6539" definition-exists="false" ipc-concordant="C07F9/6539" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6539</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Five-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65392" definition-exists="false" ipc-concordant="C07F9/6539" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65392</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing two nitrogen atoms</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/65395" definition-exists="false" ipc-concordant="C07F9/6539" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65395</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having the two nitrogen atoms in positions 1 and 2</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="C07F9/65397" definition-exists="false" ipc-concordant="C07F9/6539" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65397</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having the two nitrogen atoms in positions 1 and 3</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="C07F9/6541" definition-exists="false" ipc-concordant="C07F9/6541" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-11-01" status="published"><classification-symbol>C07F9/6541</classification-symbol><class-title date-revised="2015-11-01"><title-part><text>condensed with carbocyclic rings or </text><CPC-specific-text><text>carbocyclic</text></CPC-specific-text><text> ring systems</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/6544" definition-exists="false" ipc-concordant="C07F9/6544" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6544</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Six-membered rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/6547" definition-exists="false" ipc-concordant="C07F9/6547" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-11-01" status="published"><classification-symbol>C07F9/6547</classification-symbol><class-title date-revised="2015-11-01"><title-part><text>condensed with carbocyclic rings or </text><CPC-specific-text><text>carbocyclic</text></CPC-specific-text><text> ring systems</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="C07F9/655" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/65502" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65502</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the oxygen atom being part of a three-membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65505" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65505</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Phosphonic acids containing oxirane groups; esters thereof</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="C07F9/65507" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65507</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6551" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6551</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the oxygen atom being part of a four-membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65512" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65512</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/65515" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65515</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the oxygen atom being part of a five-membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65517" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65517</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6552" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6552</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the oxygen atom being part of a six-membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65522" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65522</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/65525" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65525</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the oxygen atom being part of a seven-(or more) membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65527" definition-exists="false" ipc-concordant="C07F9/655" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65527</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6553" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6553</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having sulfur atoms, with or without selenium or tellurium atoms, as the only ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/655309" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655309</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the sulfur atom being part of a three-membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/655318" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655318</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/655327" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655327</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the sulfur atom being part of a four-membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/655336" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655336</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/655345" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655345</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the sulfur atom being part of a five-membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/655354" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655354</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/655363" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655363</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the sulfur atom being part of a six-membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/655372" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655372</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/655381" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/655381</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the sulfur atom being part of a seven-(or more) membered ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65539" definition-exists="false" ipc-concordant="C07F9/6553" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65539</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic rings or carbocyclic ring systems</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="C07F9/6558" definition-exists="false" ipc-concordant="C07F9/6558" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6558</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing at least two different or differently substituted hetero rings neither condensed among themselves nor condensed with a common carbocyclic ring or ring system</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/65583" definition-exists="false" ipc-concordant="C07F9/6558" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65583</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>each of the hetero rings containing nitrogen as ring hetero atom</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="C07F9/65586" definition-exists="false" ipc-concordant="C07F9/6558" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65586</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>at least one of the hetero rings does not contain nitrogen as ring hetero atom</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="C07F9/6561" definition-exists="false" ipc-concordant="C07F9/6561" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6561</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/65611" definition-exists="false" ipc-concordant="C07F9/6561" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07F9/65611</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>containing the ring system <media id="1003" file-name="cpc-sch-C07F-1003.gif" type="gif"/> (X = CH<sub>2</sub>, O, S, NH) optionally with an additional double bond and/or substituents, e.g. penicillins and analogs</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="C07F9/65613" definition-exists="false" ipc-concordant="C07F9/6561" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>C07F9/65613</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>containing the ring system <media id="1004" file-name="cpc-sch-C07F-1004.gif" type="gif"/> (X = CH<sub>2</sub>, O, S, NH) optionally with an additional double bond and/or substituents, e.g. cephalosporins and analogs</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="C07F9/65615" definition-exists="false" ipc-concordant="C07F9/6561" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65615</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing a spiro condensed ring system of the formula <media id="1005" file-name="cpc-sch-C07F-1005.gif" type="gif"/> where at least one of the atoms X or Y is a hetero atom, e.g. S</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="C07F9/65616" definition-exists="false" ipc-concordant="C07F9/6561" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65616</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the ring system <media id="1006" file-name="cpc-sch-C07F-1006.gif" type="gif"/> having three or more than three double bonds between ring members or between ring members and non-ring members, e.g. purine or analogs</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="C07F9/65618" definition-exists="false" ipc-concordant="C07F9/6561" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65618</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>containing the ring system, <media id="1007" file-name="cpc-sch-C07F-1007.gif" type="gif"/> e.g. flavins or analogues</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="C07F9/6564" definition-exists="false" ipc-concordant="C07F9/6564" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6564</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/6568" definition-exists="false" ipc-concordant="C07F9/6568" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6568</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having phosphorus atoms as the only ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65681" definition-exists="false" ipc-concordant="C07F9/6568" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65681</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom being part of a (thio)phosphinic acid or ester thereof</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="C07F9/65683" definition-exists="false" ipc-concordant="C07F9/6568" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65683</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom being part of a phosphine</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="C07F9/65685" definition-exists="false" ipc-concordant="C07F9/6568" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65685</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom being part of a phosphine oxide or thioxide</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="C07F9/65686" definition-exists="false" ipc-concordant="C07F9/6568" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65686</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom being part of an organo-phosphorane</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="C07F9/65688" definition-exists="false" ipc-concordant="C07F9/6568" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65688</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom being part of a phosphonium compound</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="C07F9/6571" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6571</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having phosphorus and oxygen atoms as the only ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/657109" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657109</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>esters of oxyacids of phosphorus in which one or more exocyclic oxygen atoms have been replaced by (a) sulfur atom(s)</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/657118" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657118</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>non-condensed with carbocyclic rings or heterocyclic rings or ring systems</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="C07F9/657127" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657127</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic or heterocyclic rings or ring systems</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="C07F9/657136" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657136</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the molecule containing more than one cyclic phosphorus atom</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="C07F9/657145" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the cyclic phosphorus atom belonging to more than one ring system</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="C07F9/657154" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657154</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cyclic esteramides of oxyacids of phosphorus</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="C07F9/657163" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657163</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom being bound to at least one carbon atom</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/657172" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657172</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom and one oxygen atom being part of a (thio)phosphinic acid ester: <media id="1008" file-name="cpc-sch-C07F-1008.gif" type="gif"/> (X = O, S)</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="C07F9/657181" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/657181</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom and, at least, one ring oxygen atom being part of a (thio)phosphonic acid derivative</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="C07F9/65719" definition-exists="false" ipc-concordant="C07F9/6571" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65719</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom and, at least, one ring oxygen atom being part of a (thio)phosphonous acid derivative</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="C07F9/6574" definition-exists="false" ipc-concordant="C07F9/6574" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6574</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Esters of oxyacids of phosphorus </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C07F9/657163</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="C07F9/65742" definition-exists="false" ipc-concordant="C07F9/6574" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65742</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>non-condensed with carbocyclic rings or heterocyclic rings or ring systems</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="C07F9/65744" definition-exists="false" ipc-concordant="C07F9/6574" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65744</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>condensed with carbocyclic or heterocyclic rings or ring systems</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="C07F9/65746" definition-exists="false" ipc-concordant="C07F9/6574" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65746</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the molecule containing more than one cyclic phosphorus atom</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="C07F9/65748" definition-exists="false" ipc-concordant="C07F9/6574" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65748</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the cyclic phosphorus atom belonging to more than one ring system</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="C07F9/6578" definition-exists="false" ipc-concordant="C07F9/6578" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6578</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having phosphorus and sulfur atoms with or without oxygen atoms, as ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65785" definition-exists="false" ipc-concordant="C07F9/6578" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65785</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the ring phosphorus atom and, at least, one ring sulfur atom being part of a thiophosphonic acid derivative</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="C07F9/6581" definition-exists="false" ipc-concordant="C07F9/6581" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6581</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having phosphorus and nitrogen atoms with or without oxygen or sulfur atoms, as ring hetero atoms</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/65811" definition-exists="false" ipc-concordant="C07F9/6581" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65811</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having four or more phosphorus atoms as ring hetero 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="C07F9/65812" definition-exists="false" ipc-concordant="C07F9/6581" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>C07F9/65812</classification-symbol><class-title date-revised="2018-08-01"><title-part><CPC-specific-text><text>Cyclic phosphazenes [P=N-]n, n&gt;=3</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/65814" definition-exists="false" ipc-concordant="C07F9/6581" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65814</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>n = 3 or 4</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="C07F9/65815" definition-exists="false" ipc-concordant="C07F9/6593" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65815</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>n = 3</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="C07F9/65817" definition-exists="false" ipc-concordant="C07F9/6581" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65817</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>n = 4</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="C07F9/65818" definition-exists="false" ipc-concordant="C07F9/6581" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65818</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>n &gt; 4</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="C07F9/6584" definition-exists="false" ipc-concordant="C07F9/6584" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6584</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having one phosphorus atom as ring hetero atom</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="C07F9/65842" definition-exists="false" ipc-concordant="C07F9/6584" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65842</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cyclic amide derivatives of acids of phosphorus, in which one nitrogen atom belongs to the ring</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/65844" definition-exists="false" ipc-concordant="C07F9/6584" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65844</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the phosphorus atom being part of a five-membered ring which may be condensed with another ring system</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="C07F9/65846" definition-exists="false" ipc-concordant="C07F9/6584" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65846</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the phosphorus atom being part of a six-membered ring which may be condensed with another ring system</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="C07F9/65848" definition-exists="false" ipc-concordant="C07F9/6584" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/65848</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cyclic amide derivatives of acids of phosphorus, in which two nitrogen atoms belong to the ring</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="C07F9/6587" definition-exists="false" ipc-concordant="C07F9/6587" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6587</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having two phosphorus atoms as ring hetero atoms in the same ring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="C07F9/659" definition-exists="false" ipc-concordant="C07F9/659" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/659</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having three phosphorus atoms as ring hetero atoms in the same ring </text><CPC-specific-text><reference><text><class-ref scheme="cpc">C07F9/65812</class-ref> takes precedence</text></reference></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="C07F9/6596" definition-exists="false" ipc-concordant="C07F9/6596" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/6596</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having atoms other than oxygen, sulfur, selenium, tellurium, nitrogen or phosphorus as ring hetero 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="C07F9/66" definition-exists="false" ipc-concordant="C07F9/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arsenic compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F9/68" definition-exists="false" ipc-concordant="C07F9/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>C07F9/68</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>without As&#8212;C bonds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F9/70" definition-exists="false" ipc-concordant="C07F9/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Organo-arsenic compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F9/72" definition-exists="false" ipc-concordant="C07F9/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aliphatic compounds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F9/74" definition-exists="false" ipc-concordant="C07F9/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aromatic compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/76" definition-exists="false" ipc-concordant="C07F9/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing hydroxyl groups</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/78" definition-exists="false" ipc-concordant="C07F9/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>containing amino 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="C07F9/80" definition-exists="false" ipc-concordant="C07F9/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heterocyclic compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/82" definition-exists="false" ipc-concordant="C07F9/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arsenic compounds containing one or more pyridine rings</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/84" definition-exists="false" ipc-concordant="C07F9/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arsenic compounds containing one or more quinoline ring systems</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/86" definition-exists="false" ipc-concordant="C07F9/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arsenic compounds containing one or more isoquinoline ring systems</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="C07F9/88" definition-exists="false" ipc-concordant="C07F9/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arsenic compounds containing one or more acridine 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="C07F9/90" definition-exists="false" ipc-concordant="C07F9/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Antimony compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F9/902" definition-exists="false" ipc-concordant="C07F9/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/902</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds without antimony-carbon linkages</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="C07F9/92" definition-exists="false" ipc-concordant="C07F9/92" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aromatic 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="C07F9/94" definition-exists="false" ipc-concordant="C07F9/94" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F9/94</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bismuth compounds</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07F11/00" definition-exists="false" ipc-concordant="C07F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F11/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Compounds containing elements of Groups 6 or 16 of the Periodic System</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F11/005" definition-exists="false" ipc-concordant="C07F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F11/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>compounds without a metal-carbon linkage</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="C07F13/00" definition-exists="false" ipc-concordant="C07F13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F13/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Compounds containing elements of Groups 7 or 17 of the Periodic System</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F13/005" definition-exists="false" ipc-concordant="C07F13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F13/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compounds without a metal-carbon linkage</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="C07F15/00" definition-exists="true" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F15/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic System</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F15/0006" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>compounds of the platinum group</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F15/0013" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0013</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/002" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Osmium compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F15/0026" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/0033" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0033</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Iridium compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F15/004" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/0046" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Ruthenium compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F15/0053" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0053</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/006" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Palladium compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F15/0066" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/0073" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0073</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Rhodium compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F15/008" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/0086" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Platinum compounds</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C07F15/0093" definition-exists="false" ipc-concordant="C07F15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/0093</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/02" definition-exists="false" ipc-concordant="C07F15/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F15/025" definition-exists="false" ipc-concordant="C07F15/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/03" definition-exists="false" ipc-concordant="C07F15/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sideramines</text></title-part><title-part><text>The corresponding desferri 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="C07F15/04" definition-exists="false" ipc-concordant="C07F15/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nickel compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F15/045" definition-exists="false" ipc-concordant="C07F15/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F15/06" definition-exists="false" ipc-concordant="C07F15/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cobalt compounds</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C07F15/065" definition-exists="false" ipc-concordant="C07F15/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F15/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without a metal-carbon linkage</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="C07F17/00" definition-exists="false" ipc-concordant="C07F17/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F17/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metallocenes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F17/02" definition-exists="false" ipc-concordant="C07F17/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F17/02</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>of metals of Groups 8, 9 or 10 of the Periodic System</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C07F19/00" definition-exists="true" ipc-concordant="C07F19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>C07F19/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Metal compounds according to more than one of main groups <class-ref scheme="cpc">C07F1/00</class-ref> - <class-ref scheme="cpc">C07F17/00</class-ref></text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C07F19/005" definition-exists="false" ipc-concordant="C07F19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C07F19/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>without metal-C linkages</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme>