Substituted 1,3,4,9-tetrahydropyrano(3,4-B)indole-1-acetic acids
US4670462A · kind A · utility
8Cited by
7References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 1986 |
| Grant date | Jun 2, 1987 |
| Priority date | — |
| Expiry date | Mar 11, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P29/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Indole derivatives characterized by having a 1,3,4,9-tetrahydropyrano[3,4-b]indole-1-acetic acid nucleus bearing a substituent in position 1 and 4. The nucleus may be optionally substituted at positions 5, 6, 7 and 8. The derivatives are useful anti-inflammatory and analgesic agents and methods for their preparation and use are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.