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亲电试剂诱导的半频呐醇重排反应 被引量:1

Study on Electrophile Induced Semi-pinacol Rearrangement Reaction
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摘要 研究了1-炔基-2,3-环氧基醇在亲电试剂(I+)作用下的反应,反应经历了环化/重排过程,产物经鉴定为2,3-二氢-5-碘吡喃-4-酮类化合物.在此反应中,水的加入是促使反应快速单一进行的重要因素. We have investigated the reaction of 1-alkynyl-2, 3-epoxy alcohol with the reagent of electrophile ( I ^+ ). 2, 3-dihydro-'5-iodopyran-4-one was produced as expected. A tandem cyclization/ rearrangement mechanism was proposed for this reaction. Wet solvent is an important factor for which the reaction proceeds quickly and exclusively.
出处 《分子催化》 EI CAS CSCD 北大核心 2008年第5期413-417,共5页 Journal of Molecular Catalysis(China)
基金 国家自然科学基金(20672049,20621091)资助项目
关键词 串连反应 亲电环化 半频呐醇重排 2 3-环氧基醇 Tandem Electrophilic cyclization Semi-pinacol rearrangement 2, 3-Epoxy alcohol
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