DIFF Subgroup
C07D 231/08 with oxygen or sulfur atoms directly attached to ring carbon atoms
Introduced: July 1974
Full Title
Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings > not condensed with other rings > having one double bond between ring members or between a ring member and a non-ring member > with oxygen or sulfur atoms directly attached to ring carbon atoms
No child classifications to compare. This is a leaf node in both IPC and CPC.