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PCE
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DIFF Subgroup
A61K 31/451

having a carbocyclic group directly attached to the heterocyclic ring, e.g. glutethimide, meperidine, loperamide, phencyclidine, piminodine

Introduced: January 2000

Title

Titles differ between systems:

IPC: having a carbocyclic ring directly attached to the heterocyclic ring, e.g. glutethimide, meperidine, loperamide, phencyclidine, piminodine

CPC: having a carbocyclic group directly attached to the heterocyclic ring, e.g. glutethimide, meperidine, loperamide, phencyclidine, piminodine

Full Title

Full titles differ between systems:

IPC:

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 > having a carbocyclic ring directly attached to the heterocyclic ring, e.g. glutethimide, meperidine, loperamide, phencyclidine, piminodine

CPC:

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 > having a carbocyclic group directly attached to the heterocyclic ring, e.g. glutethimide, meperidine, loperamide, phencyclidine, piminodine

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