环戊烯酮甲酸酯衍生物的质谱重排失醇反应研究

The Study on the Rearrangement Reaction with Loss of Alcohol of Cyclopentene one carboxylic Esters under EI MS

环戊烯酮甲酸酯衍生物的质谱重排失醇反应研究俞振培１）林孝元贺晓然朱轶强（北京大学化学与分子工程学院，北京，１００８７１）关键词活泼亚甲基；重排；失醇中图分类号Ｏ６２１０引言酯类化合物Ｒ１ＣＯＯＲ２的羰基在电子轰击下，产生４种ＥＥ＋离子。其中α－裂解反...

Hydrogen atom is transferred from an methylene activated by the neighbouring group effect to the saturated oxygen of the ester group and then results in rearrangement reaction with the loss of alcohol.