发明申请
US20100076204A1 PROCESS FOR THE PREPARATION OF LEVETIRACETAM 审中-公开
制备LEVETIRACETAM的方法

PROCESS FOR THE PREPARATION OF LEVETIRACETAM
摘要:
The present invention relates to a process for the preparation of levetiracetam and, more particularly, to an improved process for the preparation of levetiracetam characterized by a crystallization-induced dynamic resolution of a diastereoisomeric mixture of an (±)-alpha-ethyl-2-oxo-1-pyrrolidine acetamide derivative.
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