Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
C07D 209/76

with oxygen atoms in positions 1 and 3

Introduced: July 1974

Full Title

Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom > Ring systems containing three or more rings > [b]- or [c]-condensed > 4,7-Endo-alkylene-iso-indoles > with oxygen atoms in positions 1 and 3

No child classifications to compare. This is a leaf node in both IPC and CPC.