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PCE
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DIFF Subgroup
C07D 223/02

not condensed with other rings

Introduced: July 1974

Full Title

Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom > not condensed with other rings

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • C07D 223/04 with only hydrogen atoms, halogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms since 1974 IPC+CPC Available in IPC and CPC