Highly Efficient Synthesis of Unsymmetrical 3,3′-Bis(1<i>H</i>-indol-3-yl)methanes in Water
作者:Hua Lin、Yang Zang、Xingwen Sun、Guoqiang Lin
DOI:10.1002/cjoc.201200496
日期:2012.10
A simple and practical approach for the preparation of unsymmetric bis(indolyl)methanes (BIMs) was realized by Lewis acid InBr3‐catalyzed Friedel‐Crafts reaction of indoles with 3‐indolyl‐substituted phthalides in water.