发明申请
US20140121384A1 PROCESS FOR BENDAMUSTINE HYDROCHLORIDE 有权
苯达米星氢氯化物的方法

PROCESS FOR BENDAMUSTINE HYDROCHLORIDE
摘要:
The present invention provides a process for the preparation of 1H-benzimidazol-1-methyl-5-N,N-di(2-hydroxyethyl)-2-butanoic acid ethyl ester. The present invention also provides a process for the preparation of bendamustine hydrochloride. The present invention further provides a process for the purification of bendamustine hydrochloride.
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