Novel steroids and their use
US4152325A · kind A · utility
2Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 28, 1977 |
| Grant date | May 1, 1979 |
| Priority date | — |
| Expiry date | Nov 28, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J17/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel pregnatetraenes of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms, tetrahydropyranyl, trityl and trimethylsilyl and intermediates therefore and a process for their preparation and a process for the preparation of tritium labelled steroids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.