Patent · US Expired

Process for the preparation of enantiopure pyrrolidin-2-one derivatives

US7148362B2 · kind B2 · utility

2Cited by
1References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 2004
Grant dateDec 12, 2006
Priority date
Expiry dateOct 12, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P41/005
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for the preparation of enantiopure intermediates useful in the synthesis of valuable pharmaceutically active compounds, e.g. MAOB inhibitors, and to novel intermediates of formulae I and IIwherein R21, R22, R23 and R24 are as defined in the description and claims.

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