Patent · US Expired

Process for racemization

US7109356B2 · kind B2 · utility

0Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 21, 2003
Grant dateSep 19, 2006
Priority date
Expiry dateNov 21, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D333/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to the racemization process of the optically active [2-(2-thienyl)ethylamino](2-halogenophenyl)acetamides of general formula (VII) by using basic compounds.The resulting racemic compounds of general formula (VII) can thus be recycled into synthesis of the therapeutically useful compounds of general formula (VI).

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