PURIFICATION PROCESS FOR PREPARING HIGHLY PURE ARFORMOTEROL TARTRATE SUBSTANTIALLY FREE OF DESFORMYL IMPURITY
申请人:Jagtap Anant Kishanrao
公开号:US20120053246A1
公开(公告)日:2012-03-01
Provided herein is a highly pure arformoterol tartrate or an amorphous form thereof substantially free of desformyl impurity, 2-hydroxy-5-[(1R)-1-hydroxy-2-[[(1R)-2-(4-methoxyphenyl)-1-methylethyl]amino]ethyl]aniline, process for the preparation thereof, and pharmaceutical compositions comprising the highly pure arformoterol tartrate substantially free of the desformyl impurity.
本文提供了一种高纯度的酒石酸阿福莫特罗尔或其无定形形式,基本上不含去甲酰杂质2-羟基-5-[(1R)-1-羟基-2-[[(1R)-2-(4-甲氧基苯基)-1-甲基乙基]氨基]乙基]苯胺,以及其制备方法和包含高纯度酒石酸阿福莫特罗尔、基本上不含去甲酰杂质的药物组合物。