Benzo [B]thienopyridines, process for their preparation and therapeutic compositions containing same
US4172134A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 23, 1978 |
| Grant date | Oct 23, 1979 |
| Priority date | — |
| Expiry date | May 23, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/58
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention relates to compounds having the formula: ##STR1## in which: R.sup.1 represents hydrogen or a lower alkyl group; an aralkyl group optionally substituted on the aromatic nucleus with at least a halogen atom or a hydroxy, nitro, amino, cyano, carboxy, carboxamido, alkoxycarbonyl, lower alkyl, lower alkoxy or trifluoromethyl group; a nicotinyl group; an isonicotinyl group; a picolyl group; a furfuryl group; a 5-methyl-furfuryl group; a 2- or 3-thenyl group; a 5-methyl-2- or 3-thenyl group; or a 5-chloro-2-thenyl group; PA1 R.sup.2 represents hydrogen or a lower alkyl radical; and PA1 R.sup.3 and R.sup.4 represent each hydrogen, a halogen atom or a hydroxy, lower alkyl or lower alkoxy group, And their addition salts with inorganic or organic acids. Said new compounds have typically a therapeutically useful sedative and blood-platelet aggregation inhibiting activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.