Thiazine derivatives
US4180662A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 31, 1978 |
| Grant date | Dec 25, 1979 |
| Priority date | — |
| Expiry date | Aug 31, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Anti-inflammatory, analgesic, anti-rheumatic and anti-thrombotic thienothiazine derivatives having the formula ##STR1## wherein A together with the two carbon atoms forms the group ##STR2## and the dotted line indicates the double bond present in the first and last thieno structures above, R.sup.1 is lower alkyl, R.sup.2 is the radical of an aromatic heterocycle with 1 to 4 hetero atoms optionally substituted by one or two lower alkyl groups, or a phenyl radical optionally substituted by halogen, hydroxy, lower alkyl, trifluoromethyl or lower alkoxy, R.sup.3 is halogen and R.sup.3' is hydrogen or halogen, and pharmaceutically acceptable salts thereof are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.