Tetracyclic compound
US5646283A · kind A · utility
21Cited by
1References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 22, 1995 |
| Grant date | Jul 8, 1997 |
| Priority date | — |
| Expiry date | May 22, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D409/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention relates to a novel tetracyclic compound represented by formula (I): ##STR1## or its pharmacologically-acceptable salt. The compound of this invention has strong immunosuppressive activity, and is useful as an immunosuppressive agent and as an agent for treating autoimmune disease.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.