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蓝桉果实中的五环三萜化学成分
引用本文:谈满良,汪冶,周立刚,姜微波.蓝桉果实中的五环三萜化学成分[J].天然产物研究与开发,2007,19(2):232-234.
作者姓名:谈满良  汪冶  周立刚  姜微波
作者单位:1. 贵州省、中国科学院天然产物化学重点实验室,贵阳,550002;中国农业大学农学与生物技术学院,北京,100094
2. 贵州省、中国科学院天然产物化学重点实验室,贵阳,550002
3. 中国农业大学农学与生物技术学院,北京,100094
4. 中国农业大学食品营养与工程学院,北京,100083
基金项目:This work was supported by Speciallized Fund for Talent of Guizhou Province(200560)
摘    要:从蓝桉果实乙醇提取物的乙酸乙酯部位分离得到7个五环三萜化合物,经理化和波谱分析鉴定为3β-乙酰基-乌索-11,12-烯-28,13β内酯(1)、桦木酮酸(2)、白桦脂酸(3)、2α-羟基白桦脂酸(4)、2α,3β-二羟基乌苏-12-烯-28-酸(5)、熊果酸(6)、3β-羟基-乌索-11,12-烯-28,13β内酯(7),其中化合物1,4,5和7系首次从该植物中分离得到。

关 键 词:蓝桉  果实  三萜
文章编号:1001-6880(2007)02-0232-03
收稿时间:2006-03-09
修稿时间:2006-04-25

Pentacyclic Triterpenes from Eucalyptus globulus Labill. Fruits
TAN Man-liang,WANG Ye,ZHOU Li-gang,JIANG Wei-bo.Pentacyclic Triterpenes from Eucalyptus globulus Labill. Fruits[J].Natural Product Research and Development,2007,19(2):232-234.
Authors:TAN Man-liang  WANG Ye  ZHOU Li-gang  JIANG Wei-bo
Institution:1. The Key Laboratory of Chemistry for Natural Products of Guizhou Province and Chinese Academy of Sciences, Guiyang 550002, China; 2. College of Agronomy and Biotechnology, China Agricultural University, Beijing 100094, China; 3 .College of Food Science and Nutritional Engineering, China Agricultural University, Beijing 100083, China
Abstract:Seven pentacyclic triterpenes were isolated from the acetyl acetate fraction of the ethanol extract of Eucalyptus globulus Labill. Fruits,and their structures were elucidated by physicochemical properties and spectroscopic analysis as3β-acetoxyurs-11-en-28,13-olide (1) ,betulonic acid (2) ,betulinic acid (3) ,alphitolic acid (4) ,2α,3β-dihydroxyurs12-en-28-oic acid (5) ,ursolic acid (6) ,and 11,12-dehydroursolic acid lactone (7). Compounds 1,4,5 and 7 were isolated from the plant for the first time.
Keywords:Eucalyptus globulus Labill    fruit  triterpene
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