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黔产椭圆叶花锚HPLC指纹图谱研究

2021-11-10何羽熊灿琼

中国民族民间医药·上半月 2021年10期

何羽 熊灿琼

【摘 要】 目的:建立椭圆叶花锚HPLC指纹图谱,为黔产椭圆叶花锚药材质量评价提供实验基础。方法:取黔产椭圆叶花锚药材甲醇提取物,分析采用Camesil C18色谱柱(250×4.6 mm,5 μm);以25%甲醇溶液-乙腈为流动相,梯度洗脱,流速:1.0 mL;检测波长258 nm,柱温:40 ℃。结果:建立的HPLC指纹图谱中有14个共有峰,采用“中药色谱指纹图谱相相似度评价系统(2012版)”进行分析,12批样品相似度均大于0.90。通过与对照品保留时间及UV吸收光谱比较,确定12号峰为齐墩果酸。结论:建立的方法简便易行,重复性好,可系统、全面的评价黔产椭圆叶花锚药材质量。

【关键词】

黔产椭圆叶花锚;HPLC指纹图谱;质量评价

【中图分类号】R282   【文献标志码】 A    【文章编号】1007-8517(2021)19-0046-04

Establishment of HPLC Fingerprints of Halenia Elliptica D.Don in Guizhou Province

HE Yu XING Canqiong

Bijie inspection and testing center of administration for maeket supervision, Bijie 551700, China

Abstract:

Objective To establish chromatographic fingerprints by HPLC of Halenia elliptica D.Don,so as to provide scientific basis for the Halenia elliptica D.Don in Guizhou province. Method Analysis was performed on Camesil C18 column (5 μm,250 nm×4.6 nm) with gradient mobile phase of 25% Methanol solution-acetonitrile,Flow phase gradient change.The flow rate was 1mL/min and column temperature was 40℃.The detection wavelength was set 258 nm. Results 14 common peaks were confirmed in HPLC fingerprints from 12 batches Halenia elliptica D.Don in Guizhou province.Use similarity evaluation system of traditional Chinese medicine(2012 edition)for analysis,The similarity of all 12 samples are greater than 0.90.Comparison with standard substance retention time and UV absorption spectroscopy, confirm that peak 12 is oleanolic acid.Conclusion The method established is simple and easy to repeat, can systematically and comprehensively evaluate the quality of the Halenia elliptica D.Don in Guizhou province.

Key words:

Halenia Elliptica D.Don in Guizhou Province;  HPLC Fingerprints;  Evaluate the Quality

橢圆叶花锚为龙胆科植物椭圆叶花锚Halenia elliptica D.Don的干燥全草。为我省少数民族用药,收载于《贵州省中药材、民族药材质量标准》(2003 版),贵州习称黑耳草[1]、阿小根、龙胆、青鱼胆、肝炎药、黑节苦草、鸡脚莲、花锚、甲地然果、四棱草、小儿肿消、花脸锚等。据文献记载[2-3],我国花锚植物共2种1变种,即椭圆叶花锚Halenia elliptica D.Don(包括原变种卵萼花锚H.elliptica var.elliptica及变种大花花锚H.elliptica var.grandiflora)和花锚H.corniculata(Linn)Comaz。花锚H.corniculata(Linn)Comaz主要分布于内蒙东北部、华北地区[8];椭圆叶花锚Halenia elliptica D. Don主产于西藏、青海、云南、陕西、甘肃、四川、云南、贵州省等。根文献报道[4-11]:椭圆叶花锚含有多种化学成分,主要有酮类、酮苷类、黄酮苷类、裂环烯醚萜类、三萜类以及甾体类成分。较多文献报道对其中的齐墩果酸进行含量测定[5],仅测定单一成分的含量,并不能有效的对其质量进行全面评价,因此,本文拟建立HPLC指纹图谱,以便更加全面的评价黔产椭圆叶花锚的质量。……

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