Patent · US Active

Process for the preparation of 2-oxo-1-pyrrolidine derivatives

US8338621B2 · kind B2 · utility

5Cited by

2References

10Claims

0Family size

Assignee

UCB S.A. · BE

Inventors

John Surtees · Jezus-Eik, BE
Didier Bouvy · Brussels, BE
Antoine Thomas · Lannoy, FR
Yves Combret · Gravelines, FR
Michael M. Frank · Buchs, CH
Gunther Schmidt · Biberach, DE
Guy Duchene · Sterrebeek, BE

Key dates

Filing date	Dec 19, 2006
Grant date	Dec 25, 2012
Priority date	—
Expiry date	Jul 26, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D207/27
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to alternative processes for the preparation of 2-oxo-1-pyrrolidine derivatives of formula (I)Particularly, the present invention relates to alternative processes for the synthesis of levetiracetam, brivaracetam and seletracetam.

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