Chiral phosphines
US4343741A · kind A · utility
10Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 1981 |
| Grant date | Aug 10, 1982 |
| Priority date | — |
| Expiry date | Apr 22, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F15/0073
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel substituted diphenyl tertiary phosphines of a pyrrolidine carboxylic acid derivative and their use as catalysts in the enantioselective hydrogenation of .alpha.-keto-.beta.,.beta.-dimethyl-.gamma.-butyrolactone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.