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首页> 外文期刊>Journal of Heterocyclic Chemistry: The International Journal of Heterocyclic Chemistry >Copper Salt Catalyzed Synthesis of Functionalized 2 HH ‐Pyranes
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Copper Salt Catalyzed Synthesis of Functionalized 2 HH ‐Pyranes

机译:铜盐催化合成官能化2 H H-含水

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摘要

> A copper‐catalyzed reaction between terminal alkynes, oxiranes, and malonitrile has been described. In this transformation, copper acetylide was attacked on oxiranes to form homopropargyl alkoxy‐copper intermediate that was further transferred to 2 H ‐pyrane skeletons by reaction with malonitrile. We found that the reaction was not productive without hexafluoroisopropanol.
机译: >已经描述了末端醇酸,草酸和丙二腈之间的铜催化反应。 在该转化中,乙酰乙炔铜对草酸袭击以形成同种丙基烷氧基 - 铜中间体,通过与丙二腈反应进一步转移至2℃的-2烷基硅烷骨架。 我们发现,没有六氟异丙醇的反应不生产。

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