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ylide

  • 内鎓盐

专业释义英英释义

  • 联二烯 - 引用次数:1

    参考来源 - 芳炔参与的有机反应及钯催化脱羧偶联反应的研究

·2,447,543篇论文数据,部分数据来源于NoteExpress

Ylide

  • abstract: An ylide or ylid ( or ) is a neutral dipolar molecule containing a formally negatively charged atom (usually a carbanion) directly attached to a heteroatom with a formal positive charge (usually nitrogen, phosphorus or sulfur), and in which both atoms have full octets of electrons. Ylides are thus 1,2-dipolar compounds.

以上来源于: WordNet

双语例句

  • This paper reviews briefly the recent progress in the chemistry and applications of some organophosphorus and organoarsenic ylides as well as the PO stabilized carbanions.

    本文简要地介绍近年来膦、叶立德,PO 稳定碳阴离子的化学及其应用新进展。

    youdao

  • Ketones and stabilized phosphorus ylides were heated together in commercial microwave oven, under solvent and medium free conditions, the Wittig reaction finished within 4.

    稳定叶立德家用微波炉加热任何溶剂或固体介质条件下4

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