Domino Benzylic-Amination-Sonogashira-Heterocyclisation Reaction: Direct Access to Dipyrido[1,2-<i>a</i>:3′,4′-<i>d</i>]imidazole Salts
作者:Nicolas Henry、Emilie Thiery、Julien Petrignet、Hassan Halouchi、Jérôme Thibonnet、Mohamed Abarbri
DOI:10.1002/ejoc.201200856
日期:2012.11
A new one-pot domino process, involving four chemical transformations, for the synthesis of new dipyrido[1,2-a:3′,4′-d]imidazole salts in a multicomponent reaction is reported. Various dipyrido[1,2-a:3′,4′-d]imidazoles were obtained in moderate to good yields. The scope and limitations of the process and the reaction mechanism are discussed.
报道了一种新的一锅多米诺工艺,涉及四个化学转化,用于在多组分反应中合成新的双吡啶并 [1,2-a:3',4'-d] 咪唑盐。各种双吡啶并[1,2-a:3',4'-d]咪唑以中等至良好的产率获得。讨论了该过程的范围和局限性以及反应机理。