| Two New O-terpenoidal Coumarins, Excavacoumarin A and B from Clausena excavata |
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| 作者姓名： | Hong Ping HE Yue Mao SHEN Guo Ying ZUO Wei Ming ZHU Xiao Sheng YANG Xiao Jiang HAO |
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| 作者单位： | Laboratory of Phytochemistry，Kunming Institute of Botany，Chinese Academy of Sciences.Kunming，Yunnan 650204 |
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| 摘 要： | Cla!tsenaexcavataBurm.f(Rutaceae)isabushwidelydistributedinYunnan,China.Leavesandbarksofthisplanthavebeenusedasfolkrnedicineforthetreatmentofdysentery,enteritis,andurethrainfection1.ClalISenaspeciesareknowntobetherichsourcesofcarbazolealkaloidsandcoumarins=-j.TheconstituentsofCexcavalacollectedinXishuangbannahavebeenstudied'andthispaperdescribestheisolationandstructureelucidationoftwonewO-terpenoidalcoumarins,excavacoumarinA(2)andexcavacoumarinB(3),andthel3CNMRspectraldataassignmentsfora…
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Two New O-terpenoidal Coumarins, Excavacoumarin A and B from Clausena excavata |
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| Hong Ping HE, Yue Mao SHEN, Guo Ying ZUO, Wei Ming ZHU,Xiao Sheng YANG, Xiao Jiang HAO.Two New O-terpenoidal Coumarins, Excavacoumarin A and B from Clausena excavata[J].Chinese Chemical Letters,2000,11(6). |
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| Authors: | Hong Ping HE Yue Mao SHEN Guo Ying ZUO Wei Ming ZHU Xiao Sheng YANG Xiao Jiang HAO |
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| Abstract: | Two new O-terpenoidal coumarins named excavacoumarin A (2). B (3). and a known one 1 were isolated from the leaves of Clausena excavata Burm. f: (Rutaceae) collected in Xishuangbanna, Yunnan. Structure elucidation and unambiguous NMR assignments for the title compounds were carried out on the basis of 1D and 2D NMR experiments. |
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| Keywords: | Coumarin Clausena excavata excavacoumarin A excavacoumarin B |
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