Patent · US Expired

Method for the preparation of esters

US4180504A · kind A · utility

4Cited by
1References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 1977
Grant dateDec 25, 1979
Priority date
Expiry dateDec 21, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J41/005
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to an improved ester synthesis in which a carbodiimide, in combination with an acid catalyst, is used as condensing agent.

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