Phosphate catalyzed acylation of steroidal tertiary alcohols
US4154748A · kind A · utility
5Cited by
12References
75Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 20, 1978 |
| Grant date | May 15, 1979 |
| Priority date | — |
| Expiry date | Jan 20, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J41/0088
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The process of the invention permits acylation of hindered steroidal tertiary alcohols without the undesirable side reactions which accompany previously known acylation reactions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.