Introduction of a fluorine atom
US4383947A · kind A · utility
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12References
14Claims
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Assignee
Inventor
Key dates
| Filing date | Jul 24, 1981 |
| Grant date | May 17, 1983 |
| Priority date | — |
| Expiry date | Jul 24, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J1/0011
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Perchloryl fluoride when reacted with the appropriately protected 9.alpha.-hydroxyandrostenedione stereoselectively produces the corresponding 6.beta.-fluoro steroid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.