Patent · US Expired

Process for preparation of amino acids

US4992552A · kind A · utility

41Cited by
8References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 1989
Grant dateFeb 12, 1991
Priority date
Expiry dateSep 14, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D241/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a process for preparation of an amino acid, such as phenylalanine, with a high degree of optical purity. The process makes use of the same amino acid as a chiral template.

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