C07D227/00 | Heterocyclic compounds containing rings having one nitrogen atom as the only ring hetero atom, according to more than one of groups C07D 203/00-C07D 225/00 [2] |
Note(s) Polymethyleneimines with at least five ring members and having only hydrogen atoms attached to the ring carbon atoms are classified in group C07D 295/00 [3] |
Descriptions for C07D227/00 and notes/indexes are displayed on this screen.