Patent · US Expired

Process for producing D-lactic acid and L-lactamide

US5597716A · kind A · utility

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0References
29Claims
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Assignee

Inventors

Key dates

Filing dateNov 17, 1994
Grant dateJan 28, 1997
Priority date
Expiry dateNov 17, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/877
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for producing D-lactic acid and L-lactamide, comprising allowing a culture broth of a microorganism capable of asymmetric hydrolysis of DL-lactamide belonging to the genus Alcaligenes, Pseudomonas, Agrobacterium, Brevibacterium, Acinetobacter, Corynebacterium, Enterobacter, Micrococcus or Rhodococcus, the microorganism itself, a material obtained therefrom or an immobilized material thereof to act on DL-lactamide, and recovering the resulting D-lactic acid and the remaining L-lactamide. The present invention enables sufficient production of D-lactic acid and L-lactamide by the present microorganism.

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