Synthesis of the parent resorcin[4]arene
Abstract
The treatment of 2,4-bis(allyloxy)benzyl alcohols with Sc(OTf)3 in acetonitrile produced a cyclic tetramer as the major product, which was deallylated by ammonium formate and PdCl2(PPh3)2 to produce the parent resorcin[4]arene.