Patent · US Expired

Enzymatic method for preparing synthesis intermediates

US6551816B1 · kind B1 · utility

5Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 2000
Grant dateApr 22, 2003
Priority date
Expiry dateDec 15, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P13/04
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The invention concerns a method for preparing &agr;-phenylalanine ester with substantially enantiomeric purity of formulae (I) and (II) wherein Alk represents a linear or branched C1-C6 alkyl radical, characterized in that it consists in contacting a mixture of &agr;-phenylalanine ester enantiomers with a lipase, a protease or an esterase.

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