IPC Subgroup
C07D 223/08 Oxygen atoms
Introduced: July 1974
Last revised: January 2006
Full Title
Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom > not condensed with other rings > with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms > Oxygen atoms
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- HETEROCYCLIC COMPOUNDS
1 direct subcode
Child Classifications
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- C07D 223/1 attached in position 2