Patent · US Active

Process for making desvenlafaxine

US7491848B2 · kind B2 · utility

2Cited by
2References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 2006
Grant dateFeb 17, 2009
Priority date—
Expiry dateJan 5, 2027

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2601/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Desvenlafaxine is formed from venlafaxine by the use of a demethylating agent comprising a metal sulfide, such as sodium sulfide, and optionally selenium.

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