Patent · US Expired

Process for the preparation of 2-alkylthio benzoic acid derivatives

US6777575B2 · kind B2 · utility

0Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 2000
Grant dateAug 17, 2004
Priority date
Expiry dateOct 28, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C319/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing a compound of the formula comprising reacting a compound of the formula wherein R3 is nitro or halo, or a salt thereof, with a compound of the formula R1SX (III) wherein X is hydrogen or alkali metal.

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