Nickel phosphite catalysts
US5858907A · kind A · utility
12Cited by
12References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1996 |
| Grant date | Jan 12, 1999 |
| Priority date | — |
| Expiry date | Sep 18, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2531/847
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A catalyst is provided which is useful for coupling aryl halides or aryl sulfonates to produce biaryls or polyaryls. The catalyst composition is formed by mixing together in an anhydrous aprotic solvent a nickel compound or nickel complex, a phosphite ligand, and a reducing metal which can be aluminum, magnesium, or zinc or the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.