Process for producing 13-cis retinoic acid
US6124485A · kind A · utility
0Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 1998 |
| Grant date | Sep 26, 2000 |
| Priority date | — |
| Expiry date | Mar 25, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The process of the present invention relates to a process for producing 1 3-cis retinoic acid. The process of the present invention involves reacting a Wittig salt in a solvent with a butenolide in the presence of a weak base and a Lewis acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.