Patent · US Expired

Decarboxylation process

US5792887A · kind A · utility

2Cited by
2References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 1996
Grant dateAug 11, 1998
Priority date
Expiry dateNov 4, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C51/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the monodecarboxylation of a halogenated aromatic dicarboxylic acid or derivative thereof in which the halogenated aromatic dicarboxylic acid or derivative thereof in a liquid medium is heated characterized in that the liquid medium is a polar aprotic liquid medium.

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