Characterization of an unknown impurity in doxofylline using LC–MS and NMR
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DOI: 10.1016/j.jpba.2017.03.025
Abstract: &NA; During quality control of doxofylline, a novel impurity was detected, which was above the identification threshold defined by ICH. First, a liquid chromatographic method compatible with mass spectrometric (MS) detection was developed. Based on… read more here.
Keywords: novel impurity; impurity doxofylline; unknown impurity; characterization unknown ... See more keywords