Method of using 4-amino-.DELTA..sup.4 -steroids in the treatment of benign prostatic hyperplasia
US5436237A · kind A · utility
1Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 25, 1994 |
| Grant date | Jul 25, 1995 |
| Priority date | — |
| Expiry date | Feb 25, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J71/001
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to 4-amino-.DELTA..sup.4 -steroids which are useful as inhibitors of 5.alpha.-reductase. The compounds are prepared by the reaction of an appropriate 4-azido steroid with triphenylphosphine in an aqueous inert solvent with heating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.