IPC Subgroup
A61K 31/445 Non-condensed piperidines, e.g. piperocaine
Introduced: July 1974
Last revised: January 2006
Full Title
Medicinal preparations containing organic active ingredients > Heterocyclic compounds > having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins > having six-membered rings with one nitrogen as the only ring hetero atom > Non-condensed pyridines; Hydrogenated derivatives thereof > Non-condensed piperidines, e.g. piperocaine
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- MEDICAL OR VETERINARY SCIENCE; HYGIENE
- Subclass:
- PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
10 direct subcodes
Child Classifications
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- A61K 31/4453 only substituted in position 1, e.g. propipocaine, diperodon
- A61K 31/4458 only substituted in position 2, e.g. methylphenidate
- A61K 31/4462 only substituted in position 3
- A61K 31/4465 only substituted in position 4
- A61K 31/4468 having a nitrogen atom directly attached in position 4, e.g. clebopride, fentanyl
- A61K 31/45 having oxo groups directly attached to the heterocyclic ring, e.g. cycloheximide
- A61K 31/451 having a carbocyclic ring directly attached to the heterocyclic ring, e.g. glutethimide, meperidine, loperamide, phencyclidine, piminodine
- A61K 31/4515 having a butyrophenone group in position 1, e.g. haloperidol
- A61K 31/452 Piperidinium derivatives
- A61K 31/4523 containing further heterocyclic ring systems