DIFF Subgroup
C07D 239/08 with hetero atoms directly attached in position 2
Introduced: July 1974
Full Title
Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings > not condensed with other rings > having one double bond between ring members or between a ring member and a non-ring member > with hetero atoms directly attached in position 2
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 1974.
Child Classifications
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- C07D 239/12 Nitrogen atoms not forming part of a nitro radical since 1974 IPC+CPC Available in IPC and CPC