A greener, facile and scalable synthesis of indole derivatives in water: reactions of indole-2,3-diones with 1,2-difunctionalized benzene
作者:Renuka Jain、Kanti Sharma、Deepak Kumar
DOI:10.1016/j.tetlet.2012.09.013
日期:2012.11
An efficient, facile and greener protocol for the synthesis of indole derivatives viz., 3′H-spiro[indole-3,2′-[1,3]benzothiazole]-2(1H)-ones, 6H-indolo[2,3-b]quinoxalines and 3-(2-hydroxy-phenylimino)-1,3-dihydro-indol-2-ones, by the reactions of indole-2,3-diones with 1,2-difunctionalized benzene using tetrabutylammonium bromide (TBAB), as a surfactant under aqueous micellar media is described. This
为吲哚衍生物即合成了一个高效,简便和更环保的协议,3'。ħ -螺[吲哚-3,2' - [1,3]苯并噻唑] -2(1 ħ) -酮,6 ħ吲哚并[ 2,3-b]喹喔啉和3-(2-羟基-苯基亚氨基)-1,3-二氢-吲哚-2-酮,通过吲哚-2,3-二酮与1,2-二官能化苯的四丁基铵反应描述了在水性胶束介质下作为表面活性剂的溴化物(TBAB)。这种方法的优点是操作简单,反应条件温和,反应时间短以及环境友好的合成过程中产物收率高。