20-keto-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties
US6020328A · kind A · utility
29Cited by
11References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 1998 |
| Grant date | Feb 1, 2000 |
| Priority date | — |
| Expiry date | Mar 6, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J43/006
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention is directed to 20-keto-11.beta.-arylsteroids of formula I: ##STR1## wherein R.sup.1, R.sup.6, R.sup.7, R.sup.9, R.sup.12 and X are as defined by the specification. The compounds exhibit progestational and antiprogestational activities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.