DIFF Subgroup
C07F 9/553 having one nitrogen atom as the only ring hetero atom
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
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 one nitrogen atom as the only ring hetero atom
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) > Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom > having one nitrogen atom as the only ring hetero atom
Of 6 combined children, 4 exist in both systems.
2 codes are CPC-only extensions.
IPC defines codes here since 1990.
Child Classifications
Navigate with arrow keys, Enter to open