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PCE
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DIFF Subgroup
C07D 225/04

condensed with carbocyclic rings or ring systems

Introduced: July 1974

Full Title

Heterocyclic compounds containing rings of more than seven members having one nitrogen atom as the only ring hetero atom > condensed with carbocyclic rings or ring systems

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 225/06 condensed with one six-membered ring since 1974 IPC+CPC Available in IPC and CPC
  • C07D 225/08 condensed with two six-membered rings since 1974 IPC+CPC Available in IPC and CPC