5,3’,4’—三羟基—6,7—二甲氧基黄酮的另法全合成 |
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引用本文: | 段新方,张站斌,段新红. 5,3’,4’—三羟基—6,7—二甲氧基黄酮的另法全合成[J]. 有机化学, 2003, 23(4): 353-355 |
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作者姓名: | 段新方 张站斌 段新红 |
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作者单位: | 1. 北京师范大学化学系,北京,100875 2. 北京林业大学基础科学与技术学院 |
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摘 要: | 从两个易得原料3,4,5—三甲氧基苯甲酸和3,4-二羟基苯甲醛出发,分别合 成出2—羟基4,5,6—三甲氧基苯乙酮和3,4-二苄氧基苯甲酰氯,随后采用相转 移催化法成功地全合成了5,3’,4’—三羟基—6,7—二甲氧基黄酮。
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关 键 词: | 黄酮类化合物 全合成 相转移催化 苯甲酸 P 苯甲醛 P |
修稿时间: | 2002-06-11 |
A Modified Synthesis of 5,3'', 4''-Trihydroxyl-6,7-dimethoxyfiavone |
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Affiliation: | Department of Chemistry, Beijing Normal University |
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Abstract: | 2-Hydroxy-4,5,6-trimethoxyacetophenone and 3,4-benzyloxybenzoyl chloride were prepared from readily available chemicals, 3,4,5- trimethoxybenzoic acid and 3,4-dihydroxybenzaldehyde, respectively. 5, 3',4'-TMhydroxyl-6,7-dimethoxyflavone was obtained by the reaction these two key intermediates under a PTC conditions. |
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Keywords: | FLAVONOID TOTAL SYNTHESIS PHASE TRANSFER CATALYSIS BENZENECARBOXYLIC ACID P BENZALDEHYDE P |
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