178.6 HPLC测定制首乌及首乌延寿片中二苯乙烯苷的含量
【作者】 李涛; 王天志;
【Author】 LI Tao,WANG Tian-zhi(West China School of Pharmacy,Sichuan University,Chengdu 610041,China)
【机构】 四川大学华西药学院; 四川大学华西药学院 四川成都610041; 四川成都610041;
【摘要】 目的建立原药材制首乌及首乌延寿片中2,3,5,4’-四羟基二苯乙烯-2-O-β-D-葡萄糖苷(THPG)的含量测定方法。方法采用HPLC法,DiamonsilC18色谱柱(4.6mm×250mm,5μm);流动相为乙腈-水(24∶76),检测波长320nm,柱温30℃,流速1ml.min-1。结果回归方程为:Y=7.356×103X-2.126×104(r=0.9998),线性范围80~630ng。平均回收率为98.32%,RSD=0.57%。结论方法简便、准确、快速、灵敏、重复性好,可用于原药材制首乌及首乌延寿片制剂的质量控制。 更多还原
【Abstract】 OBJECTIVE To establish a method for determination of 2,3,5,4’-tetrahydroxydiphenylethylene-2-O-β-D-glucoside(THPG)in Shouwu Yanshou tablet and Polygonum multiflorum Thunb.by HPLC.METHODS Diamonsil ODS-C18 column was used with acetonitrile-water(24∶76) as mobile phase,the flow rate being 1 ml·min-1,the column temperature being 30℃ and UV detection at 320 nm.RESULTS The linear equation of THPG was Y=7.356×103X2.126×104(r=0.9998),with the average recovery... 更多还原
【关键词】 首乌延寿片; 2,3,5,4’-四羟基二苯乙烯-2-O-β-D-葡萄糖苷(THPG); HPLC;
【Key words】 Shouwu Yanshou tablet; 2,3,5,4’-Tetrahydroxydiphenylethylene-2-O-β-D-glucoside(THPG); HPLC;