Thieno [3'2':5,6]cyclohepta [1,2-b]pyrrole derivatives
US4385063A · kind A · utility
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Key dates
| Filing date | Mar 5, 1981 |
| Grant date | May 24, 1983 |
| Priority date | — |
| Expiry date | Mar 5, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of formula (I): ##STR1## wherein: R is C.sub.1-4 alkyl; PA0 R.sub.1 is hydrogen or C.sub.1-4 alkyl; PA0 one of A and B is sulphur, and the other of A and B is carbon doubly bound to the carbon spacing A and B; and PA0 the dotted line represents an optionally present double bond; PA0 and pro-drugs thereof; and pharmaceutically acceptable salts thereof; PA0 have useful anti-inflammatory and analgesic activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.