| An Efficient and Convenient Cyclization Method for the Synthesis of Flavans |
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| 引用本文： | Li Ming HOU, Chu Sheng HUANQ, Yng LI, Yu Lin LI (National Laboratory of Applied organic Chemistry and Institute of Organic Chemistry,Lanzhou University,Lanzhou,730000)Wen CEN, (Department of Chemistry,Qingdao University Qingdao,266071). An Efficient and Convenient Cyclization Method for the Synthesis of Flavans[J]. 中国化学快报, 1998, 0(9) |
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| 作者姓名： | Li Ming HOU Chu Sheng HUANQ Yng LI Yu Lin LI (National Laboratory of Applied organic Chemistry and Institute of Organic Chemistry Lanzhou University Lanzhou 730000)Wen CEN (Department of Chemistry Qingdao University Qingdao 266071) |
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| 作者单位： | Li Ming HOU; Chu Sheng HUANQ; Yng LI; Yu Lin LI (National Laboratory of Applied organic Chemistry and Institute of Organic Chemistry，Lanzhou University，Lanzhou，730000)Wen CEN; (Department of Chemistry，Qingdao University Qingdao，266071) |
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| 摘 要： | Flavansrefertoalargegroupofnaturallyoccurringcompoundspossessinga2-phenyl-chromannucleus.Naturallyoccurringflavansexhibitanumberofimportantbiologicalactivitieswhichifexploitedproperly,mayleadtovaluablenewdrugsoragrochemicals'.Inflavansynthesis,thekeystepistoconstructthe3,4-dihydrobenzopyranring-Variousmethodshavebeendevelopedfortheringformation,butmostoftheminvolvemultiplestepsandgivelowoverallyields2.Inthispaper,BF3wasusedforthefirsttimeasanefficientcatalysttoformthepyranringfroml,3-diaryIp…
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An Efficient and Convenient Cyclization Method for the Synthesis of Flavans |
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| Li Ming HOU, Chu Sheng HUANQ, Yng LI, Yu Lin LI. An Efficient and Convenient Cyclization Method for the Synthesis of Flavans[J]. Chinese Chemical Letters, 1998, 0(9) |
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| Authors: | Li Ming HOU Chu Sheng HUANQ Yng LI Yu Lin LI |
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| Abstract: | A convenient cyclization method for the flavans synthesis is described. BF3 was usedfor the first time as an efficient catalyst to effect the cyclization of 1,3-diarylpropan-1-ols. |
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| Keywords: | flavans cyclization synthesis |
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