Preparation and Cation Complexing Properties of Some Macropolycyclic Ligands

Article abstract of DOI:10.1021/jo00037a038

Five new cryptands have been prepared by a 2:1 cyclocondensation of an α,ω-dihalide with an α,ω-diamine.In some cases, other products, such as bis(aza-12-crown-4) ligands and products of a 4:2 cyclocondensation, were isolated also.The structures of the cr