Steroid cyanoketones and intermediates
US4160027A · kind A · utility
14Cited by
2References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 20, 1977 |
| Grant date | Jul 3, 1979 |
| Priority date | — |
| Expiry date | Dec 20, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J71/0063
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
2.alpha.-Cyano-3-oxosteroids having a 4.alpha.,5.alpha.-epoxy group and alkylated in the 4- and/or 6-position, useful as interceptive agents, are prepared by alkaline cleavage of the corresponding steroido[2,3-d]isoxazoles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.