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有机化学
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有机化学 ›› 2010, Vol. 30 ›› Issue (12): 1944-1948. 上一篇    下一篇

研究简报

Lewis酸催化下苯乙酮型苯并吡喃的合成

齐小燕1，伍林*,1，王建国1,2，易德莲1，周锦霞1，刘敏1，彭功名1   

  1. (1武汉科技大学应用化学研究所 武汉 430081)
    (2九江学院化学化工学院 九江 332005)
  • 收稿日期:2010-05-12 修回日期:2010-06-23 发布日期:2010-07-16
  • 通讯作者: 齐小燕 E-mail:qxy_gzl@163.com

Synthesis of Acetophenone Benzopyran Derivative Catalyzed by Lewis Acids

Qi Xiaoyan1 Wu Lin*,1 Wang Jian-guo1,2 Yi Delian1 Zhou Jinxia1, Liu Min1 Peng Gongming1   

  1. (1 Applied Chemistry Research Institute, Wuhan University of Science and Technology, Wu-han 430081)
    (2 School of Chemistry and Chemical Engineering, Jiujiang University, Jiujiang 332005)
  • Received:2010-05-12 Revised:2010-06-23 Published:2010-07-16

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被引次数

11 | 1

以2,4-二羟基苯乙酮(1a)为原料, 通过O-异戊烯基化和Lewis酸催化分子内关环反应, 合成了苯乙酮型苯并吡喃化合物3a. 产物结构经UV, IR, 1H NMR, 13C NMR和元素分析表征, 并对反应条件进行了初步探讨.

关键词: O-异戊烯基化, 苯并吡喃, Lewis酸, 合成

A acetophenone benzopyran derivative was prepared from 1-(2,4-dihydroxyphenyl)ethanone (1a) through O-prenylation and Lewis acids catalyzed intramolecular cyclization reaction. The structure of product 3a was characterized by UV, IR, 1H NMR, 13C NMR spectra and elemental analysis, and the reaction conditions were discussed.

Key words: O-prenylation, benzopyran, Lewis acid, synthesis

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