C07F 9/6509 Six-membered rings
Introduced: January 1990
Full Title
Full titles differ between systems:
Compounds containing elements of Groups 5 or 15 of the Periodic Table > Phosphorus compounds > Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom > having two nitrogen atoms as the only ring hetero atoms > Six-membered rings
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) > Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom > having two nitrogen atoms as the only ring hetero atoms > Six-membered rings
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
IPC defines codes here since 1990.
Child Classifications
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- C07F 9/6512 having the nitrogen atoms in positions 1 and 3 since 1990 +1 CPC IPC+CPC Available in IPC and CPC