Patent · US Expired

High yield process for the production of methacrylic acid esters

US5393918A · kind A · utility

11Cited by
5References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 2, 1993
Grant dateFeb 28, 1995
Priority date
Expiry dateDec 2, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C67/327
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention provides a method for producing .alpha.,.beta.-unsaturated carboxylic acid esters in high yield from acetone cyanohydrin and sulfuric acid through the reduction of reaction side products and the recycling of process intermediates.

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