Processes for preparation of 9,11-epoxy steroids and intermediates useful therein
US5981744A · kind A · utility
11Cited by
9References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1996 |
| Grant date | Nov 9, 1999 |
| Priority date | — |
| Expiry date | Dec 11, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12Q1/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Multiple reaction schemes, process steps and intermediates are provided for the synthesis of epoxymexrenone, useful as a diuretic, and other 9,11-epoxy-steroids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.