Process for preparation of 9, 11-epoxy steroids and intermediates useful therein
US7038040B2 · kind B2 · utility
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14References
18Claims
0Family size
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Key dates
| Filing date | Jun 27, 2003 |
| Grant date | May 2, 2006 |
| Priority date | — |
| Expiry date | Jun 27, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12Q1/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Multiple novel reaction schemes, novel process steps and novel intermediates are provided for the synthesis of epoxymexrenone and other compounds of Formula I wherein:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.