Thieno[3,2-c]pyridine derivatives
US4136186A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 13, 1977 |
| Grant date | Jan 23, 1979 |
| Priority date | — |
| Expiry date | Jan 13, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D211/78
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention relates to thieno[3,2-c]pyridine derivatives having the formula: ##STR1## in which: R.sub.1 represents an alkyl radical having 1-6 carbon atoms; PA1 R.sub.2 represents a radical selected from hydrogen and an acyl group; PA1 R.sub.3 represents a radical selected from hydrogen; an acyl group; an alkoxycarbonyl group; a phenyl group; a phenyl group substituted with at least a substitutent selected with at least a substituent selected from halogen, hydroxy, nitro, amino, cyano, carboxy, alkoxycarbonyl, C.sub.1-6 alkyl, C.sub.1-6 alkoxy; a phenoxy group; a phenoxy group substituted with at least a substituent selected from halogen, hydroxy, nitro, amino, cyano, carboxy, alkoxycarbonyl, C.sub.1-6 alkyl, and C.sub.1-6 alkoxy; and a trifluoromethyl group; PA1 R.sub.4 represents hydrogen, an acyl group, an alkoxy carbonyl group, or a phenyl or phenoxy group optionally substituted with at least a halogen atom or a hydroxy, nitro, amino, cyano, carboxy, alkoxycarbonyl, C.sub.1-6 alkyl, C.sub.1-6 alkoxy group, or a trifluoromethyl group, and PA1 N is an integer from 0 to 15; and their pharmaceutically acceptable acid addition salts. Said derivatives have an inhibiting activity o…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.