5,21-Dimethyl-8,24-pentamethylenedioxy-1,10,17,26-tetra-aza[2,2](mo)2cyclophane
Abstract
The synthesis and properties of a tetra-aza-cryptand (3; R = H) are described; its diacetate (4; R = Ac) is a secondary diamine in which inversion at the amino-nitroger. atoms is inhibited at ambient temperature.