Patent · US Expired

Process for producing .alpha.,.beta.-unsaturated carboxylic acids or esters thereof

US4464539A · kind A · utility

15Cited by
9References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 6, 1983
Grant dateAug 7, 1984
Priority date
Expiry dateApr 6, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C67/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for producing an .alpha.,.beta.-unsaturated carboxylic acid or esters thereof which comprises bringing an .alpha.-hydroxycarboxylic acid amide into contact with a solid acid catalyst independently or along with water, or along with water and an aliphatic alcohol, or along with an aliphatic alcohol.

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