Fig. 1: Chemdraw of the reaction between Cp′3M and 4,4′−bpy.

Addition of 4,4′−bpy to two equivalents of Cp′3M (M = Sm, Gd, Cm) yields (Cp′3M)2(μ−4,4′−bpy). Single crystals are obtained by cooling hot toluene to room temperature.

Addition of 4,4′−bpy to two equivalents of Cp′3M (M = Sm, Gd, Cm) yields (Cp′3M)2(μ−4,4′−bpy). Single crystals are obtained by cooling hot toluene to room temperature.