Patent · US Expired

Process for preparing biaryl compounds

US6194599A · kind A · utility

16Cited by
10References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 8, 1997
Grant dateFeb 27, 2001
Priority date
Expiry dateApr 8, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C253/30
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides a process for preparing biaryl compounds comprising reacting an arylzinc reagent with an arylchloride in the presence of a nickel catalyst or a palladium catalyst. The present invention specifically provides a process for the preparation of 2-(4'-methylphenyl)benzonitrile comprising reacting a 4-methylphenylzinc reagent with 2-chlorobenzonitrile in the presence of a nickel catalyst or a palladium catalyst.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.