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PCE
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DIFF Subgroup
C07F 9/38

Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids

Introduced: September 1968

Title

Titles differ between systems:

IPC: Phosphonic acids [R—P(:O)(OH)]; Thiophosphonic acids

CPC: Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids

Full Title

Full titles differ between systems:

IPC:

Compounds containing elements of Groups 5 or 15 of the Periodic Table > Phosphorus compounds > with one or more P—C bonds > Phosphonic acids [R—P(:O)(OH)]; Thiophosphonic acids

CPC:

Compounds containing elements of Groups 5 or 15 of the Periodic Table > Phosphorus compounds (sugar phosphates C07H11/04; nucleotides C07H19/00, C07H21/00; nucleic acids C07H21/00) > with one or more P—C bonds > Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids

Of 5 combined children, 3 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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  • C07F 9/3895 CPC only CPC only