Patent · US Expired

Carbonylation of .alpha.,.beta.-unsaturated esters to linear saturated diesters

US4485255A · kind A · utility

2Cited by
4References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 29, 1982
Grant dateNov 27, 1984
Priority date
Expiry dateNov 29, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C67/38
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Linear saturated diesters, e.g., dialkyl adipates, are prepared by carbonylating an .alpha.,.beta.-unsaturated ester, e.g., an alkyl pent-2-enoate, with carbon monoxide and an alcohol, in the presence of a cobalt catalyst and a tertiary nitrogen-containing base.

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