A Facile One-Pot Synthesis of Functionalized 4,8-Dihydropyrano3,2-b-pyran-4-ones

Sakineh Asghari; Mohammad Ahmadipour

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A Facile One-Pot Synthesis of Functionalized 4,8-Dihydropyrano3,2-b-pyran-4-ones

机译：官能化4,8-二氢吡喃并3,2-b-吡喃-4-酮的简易一锅合成

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摘要

The reactive intermediates generated by the addition of alkyl isocyanides and dialkyl acetylenedicarboxylates were trapped by 5-hydroxy-2-hydroxymethyl-4H-pyran-4-one (kojic acid) to yield functionalized 4,8-dihydropyrano3,2-b-pyran-4-ones at ambient temperature in good yields.

机译：通过5-羟基-2-羟甲基-4H-吡喃-4-酮（曲酸）捕获由烷基异氰化物和二烷基乙炔二羧酸酯生成的反应性中间体，在室温下以良好的收率获得官能化的4,8-二氢吡喃并[3,2-b]-吡喃-4-酮。

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来源
《Acta Chimica Slovenica》 |2010年第4期|953-956|共4页
作者
Sakineh Asghari; Mohammad Ahmadipour;
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作者单位

Department of Chemistry, Mazandaran University, P.O.Box 453, Babolsar, Iran.;

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原文格式 PDF
正文语种英语
中图分类化学;
关键词
Kojic acid; dialkyl acetylenedicarboxylate; tert-butyl isocyanide; cyclohexyl isocyanide; 4; 8-dihydropyra-no3; 2-bpyran-4-one.;

机译：曲酸;乙炔二甲酸二烷基酯;异氰酸叔丁酯;环己基异氰酸酯;4;8-二氢吡喃-NO[3;2-b]吡喃-4-酮。;

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A Facile One-Pot Synthesis of Functionalized 4,8-Dihydropyrano3,2-b-pyran-4-ones

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