Indole derivatives
Abstract
Abstract 3-Indolyl pyridyl ketones of the general formula: ##SPC1## And pharmaceutically acceptable acid addition salts thereof wherein R 1 represents A straight- or branched-chain saturated or unsaturated alkyl group having not more than 6 carbon atoms, a benzyl group optionally substituted in the aromatic portion of a chlorine atom or a methoxy group Or ##EQU1## wherein A represents an alkylene chain of from 2 to 6 carbon atoms and R 4 and R 5 , which may be the same or different, are each an alkyl group having from 1 to 5 carbon atoms, or R 4 and R 5 are joined together to form with the nitrogen atom a piperidino, pyrrolidino or morpholino group, R 2 represents A branched- or straight-chain alkyl group having from 1 to 4 carbon atoms, a phenyl group optionally substituted by a fluorine, chlorine, or bromine atom or a methoxy or cyclohexyl group; and R 3 represents A 2-pyridyl, 3-pyridyl or 4-pyridyl group. They are effective as fibrinolytic and anti-inflammatory agents.
Inventors
- 👤 Margel Descamps
- 👤 Henri Inion
Bibliographic Details
Claims Analysis
Total Claims: 6References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1979-03-23 | 1979-09-22 | 1980-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-23 | 1983-09-22 | 1984-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-23 | 1987-09-22 | 1988-03-23 | $7700.00 | Window Closed / Lapsed |