摘 要 甘草(Glycyrrhiza Radix.)為豆科(Leguminosae)植物,學名(Glycyrrhiza glabra L.),其藥理及臨床報導相當廣泛,如消化系統作用、解毒、鎮咳、抗腫瘤、泌尿生殖系統等作用。將甘草剪碎後,以95 %乙醇浸泡,過濾、減壓濃縮後得到乙醇抽出物,再以乙酸乙酯及水萃取,濃縮乙酸乙酯抽出物後以矽膠管柱色層分析、薄層色層分析等過程進行分離純化,結果得到十個化合物,經光譜資料之分析,鑑定其結構有九個屬於Flavonoids類化合物,分別為Liquiritigenin (1),4’,5-Dihydroxy-3,7-dimethoxy flavone (2),Licoflavonol (3),Topazolin (4),Formononetin (5),Isoangustone A (6),4,2’,4’-Trihydroxy-chalcone (8),Isoliquiritin (9),Isoliquiritin apioside (10)。另外,一個結構屬於Coumarin類化合物,為Glycycoumarin (7)。
Abstract The Chinese medicine of Glycyrrhiza Radix. (Glycyrrhiza glabra L.) (Leguminosae) are traditionally use as anti-inflammatory and antidiarrhea. The Chinese medicine of Glycyrrhiza Radix. were extracted with 95 % EtOH . After evaporation of the solvent, the concentrated EtOH extract was partitioned between H2O and EtOAc. By means of various column chromatographic separation , ten compounds were isolated from the EtOAc fraction. By spectral methods , nine Flavonoids including of liquiritigenin (1) , 4’,5 - dihydroxy - 3, 7 - dimethoxy flavone (2) , licoflavonol (3) , topazolin (4) , formononetin (5) , isoangustone A (6) , 4 , 2’ , 4’ - trihydroxy - chalcone (8) , isoliquiritin (9) , isoliquiritin apioside (10) . And one coumarin glycycoumarin (7) .
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