Patent · US Expired

Process for producing .alpha.-hydroxyisobutyric acid

US5053535A · kind A · utility

3Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 23, 1990
Grant dateOct 1, 1991
Priority date
Expiry dateNov 23, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C51/09
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for producing an .alpha.-hydroxyisobutyric acid which comprises hydrolyzing .alpha.-hydroxyisobutyric acid ester in the presence of an organic sulfonic acid catalyst, using an .alpha.-hydroxyisobutyric acid ester as the starting material. According to said process, .alpha.-hydroxyisobutyric acid can be efficiently produced.

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