Patent · US Expired

Phosphonite ligands and their use in hydrocyanation

US6846945B2 · kind B2 · utility

20Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 2003
Grant dateJan 25, 2005
Priority date
Expiry dateJun 4, 2023

Classification

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

Abstract

Disclosed herein are processes for hydrocyanation and isomerization of olefins by using at least one multidentate phosphonite ligands, including organometallic phosphonite ligands with a Group VIII metal or Group VIII metal compound, and optionally, a Lewis acid promoter.

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