Non-aromatic oxygenated strong acid dehydration of 9.alpha.-hydroxyandrostenediones
US4127596A · kind A · utility
2Cited by
1References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 11, 1977 |
| Grant date | Nov 28, 1978 |
| Priority date | — |
| Expiry date | Apr 11, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J1/0011
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention discloses a process for the production of androsta-4,9(11)-diene-3,17-dione type compounds from 9.alpha.-hydroxyandrostenedione type compounds by non-aromatic oxygenated strong acid dehydration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.