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yuan chi lie dang zhong de xin ben bing su zuo crenatoside
Pages: 217
Year: Issue:  5
Journal: World Phytomedicines

Keyword:  作者研究乙醇提取物正丁醇乙酸乙酯纤维素柱层析充分提取圆齿水溶液石油醚;
Abstract: <正> 作者研究了在埃及用于治疗血尿的圆齿列当(Orobanche crenata),阐述了该种植物中的某些成分。圆齿列当乙醇提取物的水溶液依次用石油醚、乙醚、氯仿,乙酸乙酯和正丁醇充分提取。干燥的乙酸乙酯提取部分经硅胶,纤维素柱层析,并用有机溶剂重结晶得到Crenatoside(I)和acteoside(Ia)。用化学法(乙酰化,酸和碱水解)及各种光谱法确定了新甙的结构。
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