TFA-catalyzed C–N bond activation of enamides with indoles: efficient synthesis of 3,3-bisindolylpropanoates and other bisindolylalkanes
作者:Hai-Yan Xu、You Zi、Xiao-Ping Xu、Shun-Yi Wang、Shun-Jun Ji
DOI:10.1016/j.tet.2012.11.098
日期:2013.2
An efficient TFA-catalyzed cleavage of C-N bonds in alkylation of indoles by tertiary enamides was described. A variety of bisindolylalkane derivatives, especially 3,3-bisindolylpropanoates, were expeditiously synthesized in good yields. (c) 2012 Elsevier Ltd. All rights reserved.