Patent · US Expired

Process for the preparation of alkaline phenylpyrovate

US4997979A · kind A · utility

0Cited by
2References
25Claims
0Family size

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Inventors

Key dates

Filing dateApr 4, 1989
Grant dateMar 5, 1991
Priority date
Expiry dateApr 4, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C51/10
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the preparation of alkaline phenylpyruvate by carbonylation of benxzyl chloride in the presence of a cobalt catalyst. The alkaline phenylpyruvate is useful as an intermediate in the preparation of phenylalanine.

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