IPC Subgroup
C07D 229/02 containing three-membered rings
Introduced: January 1980
Last revised: January 2006
Full Title
Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms > containing three-membered rings
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- HETEROCYCLIC COMPOUNDS