Chiral phosphorus ligands
US8552212B2 · kind B2 · utility
7Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2010 |
| Grant date | Oct 8, 2013 |
| Priority date | — |
| Expiry date | Nov 1, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F15/0073
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a series of novel chiral phosphorus ligands of formulae (Ia) and (Ib): wherein R, 1-rR>4 and X are as defined herein. The invention also relates to chiral metal complexes prepared with these chiral phosphorus ligands. The chiral metal complexes are useful as catalysts for carrying out asymmetric hydro genation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.