Synthesis and structural studies of some [14]paracyclo-bis- (1,2)pyrazolium- and (1,3)imidazolium-phanes

Article abstract of DOI:10.1016/S0040-4020(99)00013-7

The crystal and molecular structure of [1₄]paracyclo-bis- (1,2)pyrazoliumphane dibromide (1a) has been determined. The compound exists in the solid state in the chair (C) conformation while both chair (C) and boat (B) conformations are present