Simple Three-Component Method for the Synthesis of Spiroindeno[1,2-<i>b</i>]pyrido[2,3-<i>d</i>]pyrimidine-5,3′-indolines
作者:Ghazaleh Imani Shakibaei、Afsaneh Feiz、Hamid Reza Khavasi、Ali Abolhasani Soorki、Ayoob Bazgir
DOI:10.1021/co1000053
日期:2011.1.10
An efficient, simple, and catalyst-free synthesis of spiroindeno[1,2-b]pyrido[2,3-d]pyrimidine-5,3′-indolines and spiroacenaphthylene-1,4′-indeno-1,5′-pyrido[2,3-d]pyrimidines by the three-component reaction of 1,3-indandione, amino uracils and isatins or acenaphthylene-1,2-dione in refluxing ethanol is reported.
螺啶[1,2- b ]吡啶基[2,3 - d ]嘧啶-5,3'-二氢吲哚和螺ac烯-1,4'-indeno-1,5'-的高效,简单且无催化剂的合成据报道,在回流的乙醇中,通过1,3-茚满二酮,氨基尿嘧啶和靛红或ena-1,2-二酮的三组分反应生成吡啶并[2,3- d ]嘧啶。