1,8-Diazabicyclo[5.4.0]undec-7-ene-promoted Regioselective Elimination of Vicinal Dibromides Having an Adjacent<i>O</i>- and/or<i>N</i>-Functional Group
We have investigated the DBU-promoted HBr-elimination of vicinaldibromides having an adjacent O- and/or N-functional group under mild basic conditions. The elimination of 1-oxygen-functionalized 2...
我们研究了在温和的碱性条件下 DBU 促进 HBr 消除具有相邻 O 和/或 N 官能团的邻位二溴化物。消除 1-氧功能化的 2...
Novel One-Pot Method for Chemoselective Bromination and Sequential Sonogashira Coupling
作者:Noriki Kutsumura、Kentaro Niwa、Takao Saito
DOI:10.1021/ol101110v
日期:2010.8.6
An efficient one-pot method for bromination-elimination of allyl alcohol derivatives and sequential Sonogashira coupling has been developed. A highlight of the method is chemoselective DBU-promoted elimination of vicinal dibromoalkanes having an adjacent O-functional group.