Patent · US Expired

Process for preparation of aromatic thiol esters

US5071992A · kind A · utility

0Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 1990
Grant dateDec 10, 1991
Priority date
Expiry dateDec 7, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D213/83
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for producing an aromatic thiolester by mixing an alkyl or aryl thiol with an alkali metal hydroxide aqueous solution and, in the presence of a phase transfer catalyst, reacting it with an aromatic acid halide. Diacid halides may be used to produce bisthiol esters.

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