Patent · US Expired

Process

US6489347B1 · kind B1 · utility

1Cited by
15References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 1998
Grant dateDec 3, 2002
Priority date
Expiry dateMay 29, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D211/78
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compounds of structure (1) are obtained by reduction of compounds of the structures Compounds of structure (1), especially where Z is a hydrogen atom or a 3,4-methylenedioxyphenyl group, are important intermediates for inter alia paroxetine.

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