16.alpha.-methylation process
US4929395A · kind A · utility
17Cited by
11References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 1986 |
| Grant date | May 29, 1990 |
| Priority date | — |
| Expiry date | Nov 14, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J71/0015
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
C.sub.16 -unsaturated corticoids are readily transformed to the corresponding 16.alpha.-methyl-17.alpha.-hydroxy corticoids by use of a .DELTA..sup.17 (.sup.20)-20-silyl ether.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.