Intermediates for 3-keto-19-nor-.DELTA..sup.4,9 -steroids
US5182381A · kind A · utility
6Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1991 |
| Grant date | Jan 26, 1993 |
| Priority date | — |
| Expiry date | Sep 10, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J71/001
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel 3-keto-19-nor-.DELTA..sup.4,9 -steroids of the formula ##STR1## and their non-toxic, pharmaceutically acceptable acid addition salts possessing a remarkable antiglucocorticoidal activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.