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山楂叶中的萜类化合物

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica(2021)

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Abstract
运用多种色谱分离技术从山楂叶(山里红Crataegus pinnatifida var.major干燥叶)的70%乙醇提取物中分离得到15个萜类单体化合物,并主要利用MS和NMR等波谱学技术鉴定了全部化合物的结构,分别为2α,3β,12β,19α-四羟基乌苏烷-13β,28-内酯(1)、蔷薇酸(2)、委陵菜酸(3)、熊果酸(4)、坡模酸(5)、科罗索酸(6)、山楂酸(7)、linalyl rutinoside(8)、(Z)-3-己烯基-O-β-D-吡喃葡萄糖苷(9)、(3S,6S)-cis-linalool-3,7-oxide-β-D-glucopyranoside (10)、pisumionoside(11)、icariside B6 (12)、byzantionoside B (13)、(6R,7E,9R)-9-hydroxy-4,7-megastigmadien-3-one 9-O-β-D-glucopyranoside (14)和(6S,7E,9R)-6,9-di-hydroxy-4,7-megastigmadien-3-one 9-O-β-D-glucopyranoside(15).其中,1是个新五环三萜化合物,2、5、6、8、10、13和15为首次从该植物中分离得到.
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Key words
Chinese hawthorn leaves,Crataegus pinnatifida var.major,isolation,structure elucidation,terpenoid
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