Patent · US Expired

Process for hydrocyanation

US5523453A · kind A · utility

52Cited by
13References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 22, 1995
Grant dateJun 4, 1996
Priority date
Expiry dateMar 22, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C253/10
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for hydrocyanation of certain ethylenically unsaturated compounds which uses a catalyst composition comprising certain bidentate phosphorous compounds and zero-valent nickel in the presence of a Lewis Acid promoter.

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