Substituted 16,17-annellated steroid compounds for use in womens healthcare
US8367648B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Jun 8, 2010 |
| Grant date | Feb 5, 2013 |
| Priority date | — |
| Expiry date | Mar 25, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J53/002
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to substituted steroid compounds having the formulaWherein R1 is H or halogen; R2 is H, (1C-4C)alkyl, (1C-4C)acyl, glucuronyl or sulfamoyl; R3 is H or halogen; R4 is H, (1C-4C)alkyl, (2C-4C)alkenyl or (2C-4C)alkynyl; R5 is methyl or ethyl; R6 is H or methyl; R7 is H or methyl; R8 is H or acyl for use in the treatment and prevention of endometriosis, for contraception, for hormonal therapy in perimenopausal and post-menopausal women, for the treatment of osteoporosis and for the treatment uterine fibroids and other menstrual-related disorders, such as dysfunctional uterine bleeding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.