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Preperation of Reference Substance of Nitidine Chloride from Zanthoxylum nitidum (Roxb.) DC.
Author(s): HUANG Yan, LIU Bu-ming, LAI Mao-xiang, YANG Gang-jing, JIANG Xiu-zhen, WEN Jian-wen
Pages: 258-
260
Year: 2013
Issue:
3
Journal: Guangxi Sciences
Keyword: Zanthoxylum nitidum (Roxb.) DC.; nitidine chloride; reference substance; preperation;
Abstract: 建立从两面针中制备氯化两面针碱对照品的方法,利用硅胶柱层析、重结晶和反相制备高效液相色谱对两面针的乙醇提取物进行分离纯化,以HPLC对氯化两面针碱进行纯度检查和含量测定,并通过UV、IR、MS、1HNMR等对其进行结构确证.从两面针叶中分离、纯化出氯化两面针碱对照品,质量分数>99.0%.所建的制备方法简单,制备出的氯化两面针碱对照品符合中药化学对照品的相关要求,可作为两面针药材和含两面针成药质量控制,以及中药药效物质基础用的化学对照品.
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