2-bromoalk-1-enes and alkynes were achieved in good yields by dehydrobromination of vicinal dibromides with tetrabutylammonium fluoride. Neighboring O-functional-group participation is important in determining elimination reactivity. tetrabutylammonium fluoride - elimination - 2-bromoalk-1-enes - alkynes - vicinal dibromides
通过用
氟化四丁基
铵将邻位二
溴化物脱氢
溴化,可以高收率地合成2-
溴烷基-1-烯和
炔烃。相邻的O-官能团的参与对于确定消除反应性很重要。
四丁基氟化铵-消除-2-
溴烷基-1-烯-
炔烃-邻二
溴化物