Douglas J. Chesnut
The hydrothermal reactions of CuCN and Cu(NO3)2·2.5H2O with the appropriate organonitrogen ligand in water yielded a one-dimensional chain, [Cu4(CN)4(biquin)] 1, and a material with a two-dimensional anionic honeycomb network and interpenetrating binuclear cations, [{Cu2(bpy)2(CN)}Cu5(CN)6] 2.