Patent · US Active

2-oxo-1-pyrrolidine derivatives, processes for preparing them and their uses

US8957226B2 · kind B2 · utility

4Cited by

3References

5Claims

0Family size

Assignee

UCB PHARMA S.A. · BE

Inventors

Celal Ates · Louvain-la-Neuve, BE
Francoise Lurquin · Villers-la-Ville, BE
Yannick Quesnel · Wavre, BE
Arnaud Schule · Brussels, BE

Key dates

Filing date	Sep 12, 2006
Grant date	Feb 17, 2015
Priority date	—
Expiry date	Oct 28, 2030

Classification

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

Abstract

The present invention relates to optically enriched or substantially optically pure 4-substituted-pyrrolidin-2-ones of formula (III), and their uses for the synthesis of 2-oxo-pyrrolidin-1-yl derivatives.

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