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PURIFICATION PROCESS FOR PREPARING HIGHLY PURE ARFORMOTEROL TARTRATE SUBSTANTIALLY FREE OF DESFORMYL IMPURITY
PURIFICATION PROCESS FOR PREPARING HIGHLY PURE ARFORMOTEROL TARTRATE SUBSTANTIALLY FREE OF DESFORMYL IMPURITY
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机译:制备基本不含去甲酰基杂质的高纯度酒石酸酒石酸氢盐的纯化工艺
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摘要
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.
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