6',6-bis-(1-phosphanorbornadiene) diphosphines
US6288279A · kind A · utility
2Cited by
1References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 13, 2000 |
| Grant date | Sep 11, 2001 |
| Priority date | — |
| Expiry date | Jan 13, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A subject of the present invention is new 6,6'-bis-(1-phosphanorbornadiene) diphosphines, their preparation process and their use in asymmetrical catalysis. The new diphosphines correspond to general formula (I): ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.