Patent · US Expired

Fermentative production of D(-)-.beta.-hydroxyisobutyric acid

US4310635A · kind A · utility

3Cited by
2References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 1980
Grant dateJan 12, 1982
Priority date
Expiry dateOct 27, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/942
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A process is disclosed wherein D(-)-.beta.-hydroxyisobutyric acid is produced fermentatively from isobutyric acid or methacrylic acid by the stereoselective action of microorganisms having the ability to convert isobutyric acid or methacrylic acid into D(-)-.beta.-hydroxyisobutyric acid in an aqueous medium, and D(-)-.beta.-hydroxyisobutyric acid is recovered from the aqueous medium.

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