17.beta.-nitro-11.beta.-arylisteroids and their derivatives having agonist or antagonist hormonal properties
US6015805A · kind A · utility
9Cited by
10References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 25, 1999 |
| Grant date | Jan 18, 2000 |
| Priority date | — |
| Expiry date | May 25, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention is directed to 11.beta.-arylsteroids of formula II: ##STR1## wherein R.sup.1, R.sup.6, R.sup.8, R.sup.12 and X are as defined by the specification. The compounds exhibit potent antiprogestational activity and are useful in the treatment of fibroids, endometriosis, cervical ripening prior to delivery, hormone replacement therapy and in the control of fertility.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.