Cyclopenta[B]thiophene derivatives
US4122091A · kind A · utility
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6Claims
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Assignee
Inventor
Key dates
| Filing date | Mar 8, 1977 |
| Grant date | Oct 24, 1978 |
| Priority date | — |
| Expiry date | Mar 8, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/78
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Cyclopenta[b]thiophene derivatives of formula: ##STR1## in which R.sub.1 is lower alkyl, R.sub.2 is hydrogen or lower alkyl, and R.sub.3 is hydrogen, lower alkyl, or aminoalkyl, and their salts are useful in therapy particularly as analgesic and anti-inflammatory agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.