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