Lewis Roca Rothgerber Christie LLP
Method of purifying idraparinux sodium
A method for the purification of idraparinux sodium includes: passing a solution including a crude idraparinux sodium through a column including a sodium ion exchange resin to obtain a first mixture; passing a solution including the first mixture through a gel chromatogaphy column to obtain a second mixture; and precipitating a purified idraparinux sodium from a solution including the second mixture.
Amphastar Pharmaceuticals, Inc.
C C
C07H C07H
inventional inventional
Haoning Yonggang Wencun Jundong Song
Zhang Xu Wang Meng Chen