[关键词]
[摘要]
从糙苏Phiomis umbrosa全草的脂溶性部位共分得16个化合物,分别鉴定为:1-O-n-葡萄糖-2-O-顺-二十碳烯-9-酸-甘油酯(I),甘油酸甘油三酯(Ⅱ),齐墩果酸(Ⅲ),马斯里酸(Ⅳ),熊果 酸(V),2a-羟基-熊果酸(Ⅵ),3a-羟基-熊果酸(Ⅶ),β-谷甾醇葡萄糖苷(Ⅷ),2,6-二聚果糖(Ⅹ),D- 果糖(Ⅹ),D-吡喃葡萄糖(ⅩⅠ),豆甾醇(ⅩⅡ),β-谷甾醇(ⅩⅢ),油酸(ⅩⅣ),亚油酸(ⅩⅤ),月桂酸 (Ⅵ)。其中化合物 Ⅰ、Ⅱ、Ⅲ、Ⅳ、Ⅵ、Ⅶ、Ⅸ、ⅩⅡ系首次从该植物中分得。化合物Ⅰ为一新的天然产 物。它们的结构经波谱分析和化学转化等方法确定。
[Key word]
[Abstract]
From the Chinese medicinal plant Phlomis umbrosa Turcz.。16 compounds were isolated and identified by various spectral analysis and chemical conversion, as 1-O-gluco-2-O-gadoleic-glyceride(I),trilinolein(Ⅱ),oleanolic acid(Ⅲ),maslinic acid(Ⅳ),ursolic acid(V),2a-hydroxyl-ursolic acid(Ⅵ),3a-hydroxyl-ursolic acid(Ⅶ),(3-sitosterol glucopyranoside(V!B),2, 6-difructose(Ⅸ),D-fructose(X),D-glucose(xi),stigmasterol(XI),卜sitosterol(XⅡ),oleic acid(XⅢ),linoleic acid(XⅣ)andlauric acid(XV).Among them,compounds Ⅰ,Ⅱ,Ⅲ,Ⅳ,Ⅵ,Ⅶ,Ⅸ,ⅩⅡ,XH were discovered in this plant for the first time and compound I was a new natural product.
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[基金项目]