Progrestationally active steroids
US4512986A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1983 |
| Grant date | Apr 23, 1985 |
| Priority date | — |
| Expiry date | Jul 26, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J7/0045
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel steroids having the formula ##STR1## wherein R.sup.1 is selected from the group consisting of methyl, ethyl, and propyl; PA1 R.sup.2 is selected from the group consisting of H and methyl; PA1 R.sup.3 is selected from the group consisting of OXO and H(OR.sup.5); ##STR2## wherein R.sub.4 is selected from the group consisting of H.sub.2, H(methyl), H(Cl), H(F), and .dbd.CH.sub.2 ; or ##STR3## wherein R is selected from the group consisting of H, methyl, Cl, and F. Q-S is selected from the group consisting of --CH.dbd.CH-- and --CH.sub.2 CH--. Also disclosed is a method for making and therapeutically using the steroids and for making the intermediates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.