Processes for preparation of 9, 11-epoxy steroids and intermediates useful therein
US6887991B1 · kind B1 · utility
3Cited by
12References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2003 |
| Grant date | May 3, 2005 |
| Priority date | — |
| Expiry date | Aug 25, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12P33/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Processes for the preparation of 4,5-dihydro-5,7-lactone steroid compounds are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.