Patent · US Expired

Method for preparing biaryl compounds

US4952708A · kind A · utility

0Cited by
6References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 1989
Grant dateAug 28, 1990
Priority date
Expiry dateApr 3, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C201/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An improved method for making biaryl compounds is disclosed, in which an aromatic acid halide having at least one strong electron-withdrawing group attached to or within the aromatic ring is reacted with at least one polysilane in the presence of an effective amount of a transition metal catalyst.

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