Preparation of substituted morphinan-6-ones and salts and intermediates thereof
US8115002B2 · kind B2 · utility
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32References
31Claims
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Key dates
| Filing date | Sep 6, 2007 |
| Grant date | Feb 14, 2012 |
| Priority date | — |
| Expiry date | Nov 14, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D217/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to processes for the synthesis of morphinan-6-ones and salts, intermediates, and analogs thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.