Optically active linear polymer used as ligand in the preparation of metallic complexes designed for asymmetric catalysis
US6646106B1 · kind B1 · utility
2Cited by
1References
36Claims
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Key dates
| Filing date | Dec 11, 2001 |
| Grant date | Nov 11, 2003 |
| Priority date | — |
| Expiry date | Dec 11, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention concerns optically active polymers, obtainable by polymerizing chiral diphosphine having a C2 axis of symmetry, excluding all other symmetry element, with one or several polymerizable monomers, said chiral diphosphine consisting of a chiral body bearing two identical functional groups capable of reacting with said polymerizable monomers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.