Structural analysis of an unknown impurity in doxofylline by NMR spectroscopy and liquid chromatography-mass spectrometry

SUN Huang1,2, LOU Zhi-hong2, FU Cui-ying1,2, BAI Zheng-zhong2, DING Li1

Chinese Journal of Pharmaceutical Analysis ›› 2013, Vol. 33 ›› Issue (3) : 443-446.

Chinese Journal of Pharmaceutical Analysis ›› 2013, Vol. 33 ›› Issue (3) : 443-446.

Structural analysis of an unknown impurity in doxofylline by NMR spectroscopy and liquid chromatography-mass spectrometry

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{{article.zuoZheEn_L}}. {{article.title_en}}[J]. {{journal.qiKanMingCheng_EN}}, 2013, 33(3): 443-446

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