Patent · US Active

Processes for reducing impurities in lacosamide

US8853453B2 · kind B2 · utility

0Cited by

2References

17Claims

0Family size

Assignee

RANBAXY LABORATORIES LIMITED · IN

Inventors

Hari Mohan Sriram · Krishna, IN
Mukesh Kumar Madhra · Karnal, IN
Mukesh Sharma · Jamkhed, IN

Key dates

Filing date	Jan 31, 2011
Grant date	Oct 7, 2014
Priority date	—
Expiry date	Apr 20, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C231/12
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to processes for reducing impurities in lacosamide during the preparation of lacosamide. The invention provides processes for minimizing or removing impurities such as (2R)-2-(acetylamino)-3-(benzylamino)-3-oxopropyl acetate of Formula II or (2R)-2-propanoylamino-N-benzyl-3-methoxypropionamide of Formula III in lacosamide.

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