Metallated halogenated acetylene corticoid synthesis
US4342702A · kind A · utility
7Cited by
3References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 18, 1981 |
| Grant date | Aug 3, 1982 |
| Priority date | — |
| Expiry date | May 18, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J7/0085
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of corticoids (IX) which comprises reacting a 17-keto steroid (I) with a metallated halogenated acetylene (II) followed by reaction with a sulfenylating agent (IV) and C.sub.17 side chain rearrangement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.