Patent · US Expired

Process for the preparation of urethanes

US4603216A · kind A · utility

6Cited by
5References
17Claims
0Family size

Assignees

Inventors

Key dates

Filing dateSep 16, 1983
Grant dateJul 29, 1986
Priority date
Expiry dateSep 16, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C271/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to a process for preparing urethanes by reacting a solution of a nitrogen-containing organic compound and a hydroxyl-containing organic compound with carbon monoxide in the presence of a ruthenium catalyst comprising a bis phosphine ligand.

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