Novel 17-spirosultines
US4154730A · kind A · utility
1Cited by
2References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 1977 |
| Grant date | May 15, 1979 |
| Priority date | — |
| Expiry date | Oct 20, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J33/005
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel 17-spirosultines of steroids and the corresponding .gamma.-hydroxy acids of the formula ##STR1## wherein R.sub.1 is alkyl of 1 to 4 carbon atoms, A is hydrogen and B is hydrogen or hydroxyl of .beta.configuration or A and B together form a double bond, X and Y together form the group ##STR2## or X is --OH and Y is ##STR3## and M is selected from the group consisting of hydrogen, --NH.sub.4 and an alkali metal having a remarkable progestomimetic and antialdosteronic activity and a novel process for their preparation and novel intermediates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.