Patent · US Expired

Methods for preparation of thioamides

US6541667B1 · kind B1 · utility

0Cited by
8References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 17, 2001
Grant dateApr 1, 2003
Priority date
Expiry dateDec 17, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C327/48
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing a thioamide of the formula (I) wherein R is an aryl or a heteroaryl radical includes the step of mixing a nitrile of the formula (II)R—CN  (II)wherein R is an aryl or a heteroaryl radical with an aqueous solution comprising a sulfide and water.

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