Synthesis and Crystal Structure of the Complexes formed by Co(II)、Cu(II) and 4,4'-bipyridine

The metal complexes of 4,4'-bipyridine were synthesized and characterized by infrared spectroscopy.The crystal structure was determined by X-ray diffraction method.The crystal parameter was given.Both complexes belong to monoclinic,space group C2/c,with cell parameters of Cu complex : a=1.8272(3) nm,b=1.1149(2) nm,c=2.4667(4) nm,α=90 °,β=91.518(2)°,γ=90°,V=5.0231(14) nm3,Z=4,F(000)=2236,Mr=1070.69,Dc=1.416 g.cm-3,μ=0.449 mm-1,R1=0.0951,ωR2=0.2301.The complex of Co complex is a=1.8016(6) nm,b=1.1478(4) nm,c=2.4517(9) nm,α=90 °,β=93.647(5)°,γ=90°,V=5.059(3) nm3,Z=4,F(000)=1940,Mr=927.91,Dc=1.218g.cm-3,μ=0.393 mm-1,R1=0.0852,ωR2=0.2118.