TBAF-Promoted Elimination of Vicinal Dibromides Having an Adjacent O-Functional Group: Syntheses of 2-Bromoalk-1-enes and Alkynes
作者:Noriki Kutsumura、Takao Saito、Keisuke Kubokawa
DOI:10.1055/s-0030-1260089
日期:2011.8
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