穿心莲内酯的提取分离及鉴定2011级16班摘要:穿心莲为解毒消炎类临床常用药,穿心莲内酯是中药穿心莲的主要有效成分,分子式C20H30O5,白色方形或长方形结晶,味极苦,难溶于水易溶于乙醇、甲醇等
利用乙醇提取方法、超声、回流、旋转蒸发浓缩方法对穿心莲内酯进行提取分离以及纯化,使用TLC法对其鉴别,可得到纯度较高的穿心莲内酯
关键词:穿心莲、穿心莲内酯、超声提取法、乙醇提取法、TLC鉴别Isolation&IdentificationofAndrographolideABSTRACT:Clinicalcommonlyusedmedicines,creatfordetoxificationcounterAndrographolideisthemaineffectivecomponent,TraditionalChinesemedicine(TCM)andrographisformulaC20H30O5,whitesquareorrectanglecrystal,tastebitter,solubleinwater,solubleinethanol,methanol,etc
Usingtheethanolextractmethod,ultrasound,reflux,rotaryevaporationenrichmentmethodtoextractionseparationandpurificationofAndrographolide,usingTLCmethodfortheidentification,cangethighpurityAndrographolide
KEYWORDS:Andrographispaniculata;Ultrasonicextraction;Andrographolide;alcoholextraction;Thinlayerchromatog