A chemical investigation of the ethanol extract from the roots of Toddalia asiatica resulted in the isolation of three new amides, (7Z)-N-(4′-methoxyphenethyl)-3-methoxy-4-hydroxycinnamamide (1), (7Z)-N-(4′-hydroxyphenethyl)-3-methoxy-4,5-dihydroxycinnamamide (2), and (7E)-N-(4′-hydroxyphenethyl)-3,4,5-trihydroxycinnamamide (3), together with one known amide (7Z)-N-(4′-hydroxyphenethyl-3-methoxy-4-hydroxycinnamamide (4). Their structures were elucidated on the basis of extensive 1D and 2D NMR (COSY, HMQC, HMBC, and NOESY) analyses.
机构:
Qujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R China
Qujing Normal Univ, Inst Characterist Med Resource Ethn Minor, Qujing 655011, Peoples R ChinaQujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R China
Hu, Jiang
Shi, Xiaodong
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Qujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R ChinaQujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R China
Shi, Xiaodong
Mao, Xia
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Qujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R ChinaQujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R China
Mao, Xia
Chen, Jiangang
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Qujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R ChinaQujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R China
Chen, Jiangang
Li, Hui
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Qujing Normal Univ, Coll Phys & Elect Engn, Qujing 655011, Peoples R ChinaQujing Normal Univ, Coll Biol Resources & Environm Sci, Qujing 655011, Peoples R China
机构:
Guizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R ChinaGuizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Zeng, Aifen
Zhang, Zhengkuan
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Guizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R ChinaGuizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Zhang, Zhengkuan
Xu, Guobo
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Guizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Guizhou Med Univ, Univ Engn Res Ctr Prevent & Treatment Chron Dis Au, Guiyang 561113, Guizhou, Peoples R ChinaGuizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Xu, Guobo
Liao, Shanggao
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Guizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Guizhou Med Univ, Univ Engn Res Ctr Prevent & Treatment Chron Dis Au, Guiyang 561113, Guizhou, Peoples R ChinaGuizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Liao, Shanggao
Zhu, Qinfeng
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Guizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Guizhou Med Univ, Univ Engn Res Ctr Prevent & Treatment Chron Dis Au, Guiyang 561113, Guizhou, Peoples R ChinaGuizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Zhu, Qinfeng
He, Xun
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Guizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
Guizhou Med Univ, Univ Engn Res Ctr Prevent & Treatment Chron Dis Au, Guiyang 561113, Guizhou, Peoples R ChinaGuizhou Med Univ, Sch Pharm, Guiyang 561113, Guizhou, Peoples R China
机构:
Chinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China
BioBioPha Co Ltd, Kunming 650204, Peoples R ChinaChinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China
Wang, Fei
Xu, Yao
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BioBioPha Co Ltd, Kunming 650204, Peoples R ChinaChinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China
Xu, Yao
Liu, Ji-Kai
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Chinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R ChinaChinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China