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牛蒡子水解后牛蒡苷元的含量测定
引用本文:侯蔷,窦德强,康廷国.牛蒡子水解后牛蒡苷元的含量测定[J].中药研究与信息,2011(5):18-19.
作者姓名:侯蔷  窦德强  康廷国
作者单位:辽宁中医药大学药学院,辽宁大连116000
基金项目:国家重大新药创制计划(2009zx09103423),辽宁省教育厅优秀人才支持计划--中药及天然药物活性成分及新药开发研究(2008RC34)
摘    要:目的:建立牛蒡子药材水解后药材中牛蒡苷元的含量测定方法。方法:采用HPLC,以牛蒡苷元的含量测定为指标,测定牛蒡子药材水解后药材中牛蒡苷元的含量。Agilentll00液相色谱系统四元泵,色谱柱:Phenomsil PC-8025,(4.6mm×250mm,5μm),流动相:甲醇-水(50:55);检测波长:280nm。结果:牛蒡苷元的线性方程Y=905.74X-90.113,r=0.9993,线性范围0.81~4.86μg;平均回收率为100.09%,RSD=2.244%。结论:采用HPLC含量测定的方法,精密度、重现性及稳定性皆良好,方法简便、易行,可作为牛蒡苷元含量的测定方法。

关 键 词:牛蒡苷元  HPLC  含量测定

Determination of Arctigenin Hydrolyzed from Arctii Fructus
HOU Qiang,DOU De-qiang,KANG Ting-guo.Determination of Arctigenin Hydrolyzed from Arctii Fructus[J].Research & Information on Traditional Chinese Medicine,2011(5):18-19.
Authors:HOU Qiang  DOU De-qiang  KANG Ting-guo
Institution:( College of Pharmacy, Liaoning University of Traditional Chinese Medicine, Dalian 116000, China)
Abstract:Objective: To establish a HPLC method for determination of the content of arctigenin hydrolyzed from Arctii Fructus. Methods: The content of arctigenin was determined by HPLC. The conditions for HPLC : Phenomsil PC -8025 column, eluting with methanol -water, detection wavelength at 280 nm. Results: The linear equation was Y = 905.74X - 90. 113, r = 0. 999 3. The average recovery was 100. 09 %, RSD = 2. 24 %. Conclusion: The HPLC method is rapid and accurate and can be used for the qualitv control of the hvdrolvsis of Arctii Fructus.
Keywords:Arctigenin  HPLC  Content determination
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