A simple microwave-assisted preparation of 2-bromo-1-alkenes from 1-alkynes using the LiBr–TMSCl–TEAB reagent system
作者:Anon Bunrit、Somsak Ruchirawat、Charnsak Thongsornkleeb
DOI:10.1016/j.tetlet.2011.04.025
日期:2011.6
2-Bromo-1-alkenes are cleanly and conveniently generated in good yields and selectivities via microwave-assisted hydrobromination of 1-alkynes using a combination of lithium bromide (LiBr), chlorotrimethylsilane (TMSCl), and tetraethylammonium bromide (TEAB) in acetonitrile (MeCN). (C) 2011 Elsevier Ltd. All rights reserved.