Benzothiophenes substituted at the 3-carbonyl
US5532382A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 13, 1995 |
| Grant date | Jul 2, 1996 |
| Priority date | — |
| Expiry date | Mar 13, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/56
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Provided are compounds of the formula II ##STR1## wherein R.sub.6 and R.sub.7 are independently hydrogen or C.sub.1 -C.sub.6 alkyl; PA1 R.sub.5 is naphthyl, substituted nephthyl, or phenyl substituted one to three times with C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkyl, phenyl, or hydroxy; with the proviso that if the phenyl is substituted once with hydroxy, it must be further be substituted once or twice with C.sub.1 -C.sub.6 alkoxy, C.sub.l -C.sub.6 alkyl, phenyl or hydroxy, and pharmaceutically acceptable salts thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.