Method of production of biaryl derivatives
US5177258A · kind A · utility
6Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 1992 |
| Grant date | Jan 5, 1993 |
| Priority date | — |
| Expiry date | May 21, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2523/44
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Biaryl derivatives are produced by coupling an aryl halide in an aqueous alkaline solution in the presence of a palladium catalyst, using formic hydrazide as the reducing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.