Piperidine derivatives
US4254130A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 10, 1979 |
| Grant date | Mar 3, 1981 |
| Priority date | — |
| Expiry date | Apr 10, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D211/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Pharmaceutically useful compounds of the following formula: ##STR1## wherein R.sub.1 represents hydrogen or hydroxy; R.sub.2 represents hydrogen; or R.sub.1 and R.sub.2 taken together form a second bond between the carbon atoms bearing R.sub.1 and R.sub.2 ; n is a positive whole integer of from 1 to 5; R.sub.3 is --CH.sub.3, --CH.sub.2 OH, --COOH or --COOalkyl wherein the alkyl moiety has from 1 to 6 carbon atoms and is straight or branched; and A and B are individually hydrogen or hydroxy; with the provisos that at least one of A or B is hydrogen and one of A or B is other than hydrogen when R.sub.3 is --CH.sub.3 ; and pharmaceutically acceptable acid addition salts thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.