4,16-diazatetracyclo[23.3.1.1.Hu 14,17=b . 0 Hu 4,9 triaconta-16,19-diene-2,3,10-trione derivatives
US5384316A · kind A · utility
1Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 18, 1993 |
| Grant date | Jan 24, 1995 |
| Priority date | — |
| Expiry date | Feb 18, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H19/01
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of formula (I) are provided, wherein R.sup.1 represents OH or OCH.sub.3 ; R.sup.2 represents OH or H; R.sup.3 represents methyl, ethyl, propyl or allyl; X represents O, (H,OH) or (H,H); m represents 0 or 1; n represents 1 or 2; and pharmaceutically acceptable derivatives thereof; provided that when n is 1, then R.sup.3 is allyl or propyl. The compounds are indicated inter alia as immunosuppresive agents. ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.