Patent · US Expired

Process for the preparation of aromatic .alpha.-keto carboxylic acids

US4013680A · kind A · utility

3Cited by
0References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 18, 1975
Grant dateMar 22, 1977
Priority date
Expiry dateJun 18, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D307/54
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process is described for the preparation of aryl .alpha.-keto acids in which the corresponding methyl ketone or aldehyde is oxidized in aqueous solution with an inorganic nitrite salt and hydrochloric or sulfuric acid.

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