11 beta-substituted-19 nor-steroids
US5679788A · kind A · utility
3Cited by
3References
1Claims
0Family size
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Key dates
| Filing date | Oct 16, 1996 |
| Grant date | Oct 21, 1997 |
| Priority date | — |
| Expiry date | Oct 16, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J43/003
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Intermediate compounds of a formula selected from the group consisting of ##STR1## which are useful intermediates for the preparation of final products of the formula ##STR2## wherein the substituents are defined in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.