Benzidine Rearrangement Reactions of Polyether Tethered Cyclic <i>N</i>,<i>N</i>‘-Diaryl Hydrazides
作者:Hee-Yeon Kim、Woo-Jin Lee、Hong-Min Kang、Cheon-Gyu Cho
DOI:10.1021/ol071320r
日期:2007.8.1
N,N'-Diaryl hydrazides tethered with a polyether group at the meta positions undergo [5,5]-sigmatropic (benzidine) rearrangement reactions to furnish 4,4'-diamino-biphenyls (benzidines) strapped with a polyether unit at the 2,2'-positions.