Molecular structure of a macrocyclic bispidinone 15,18-diphenyl-4,7,10-trioxa-1,13-diazatricyclo [11.3.3.115,18]eicosan-20-one
Abstract
A crystal structure of the macrocyclic bispidinone 6 reveals a chair-boat conformation and a variable temperature 1H NMR study demonstrates that in solution this configuration is in a degenerate equilibrium.