IPC Subgroup
A61K 31/435 having six-membered rings with one nitrogen as the only ring hetero atom
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
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- MEDICAL OR VETERINARY SCIENCE; HYGIENE
- Subclass:
- PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
7 direct subcodes
Child Classifications
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- A61K 31/4353 ortho- or peri-condensed with heterocyclic ring systems
- A61K 31/438 the ring being spiro-condensed with carbocyclic or heterocyclic ring systems
- A61K 31/439 the ring forming part of a bridged ring system, e.g. quinuclidine
- A61K 31/44 Non-condensed pyridines; Hydrogenated derivatives thereof
- A61K 31/46 8-Azabicyclo [3.2.1] octane; Derivatives thereof, e.g. atropine, cocaine
- A61K 31/465 Nicotine; Derivatives thereof
- A61K 31/47 Quinolines; Isoquinolines