A polynuclear complex containing a monomer of Cu(Ⅱ)-Zn(Ⅱ) heterobinuclear unit was synthesized and characterized by IR spectra and magnetic moment. The crystal and molecular structure of the complex, CuZnC_(19)H_(24...A polynuclear complex containing a monomer of Cu(Ⅱ)-Zn(Ⅱ) heterobinuclear unit was synthesized and characterized by IR spectra and magnetic moment. The crystal and molecular structure of the complex, CuZnC_(19)H_(24)Cl_4N_2O_2, was determined by X-ray diffraction, it crystallized in monoclinic, P2_1 / m, a = 8.812 (2), b = 15.972(3), c = 8.831(1) A, β = 114.33(1)°, V = 1132.4A^3, Z=2, D_c= 1.710 g / cm^3, λ(Mo K_α) = 0.71073A, μ = 25.227 cm^(-1), R = 0.051. R_w = 0.063 for 1130 ob- served reflections with I> 3σ(I) . The coordinated octahedra of Cu(Ⅱ) and tetrahedra of Zn(Ⅱ) via bridging Cl atoms form a single chain polynuclear complex. The Cu, Zn and bridging Cl atoms are located on the crystallographic symmetry plane m which is perpendicular to 2N and 2O donor plane.展开更多
文摘A polynuclear complex containing a monomer of Cu(Ⅱ)-Zn(Ⅱ) heterobinuclear unit was synthesized and characterized by IR spectra and magnetic moment. The crystal and molecular structure of the complex, CuZnC_(19)H_(24)Cl_4N_2O_2, was determined by X-ray diffraction, it crystallized in monoclinic, P2_1 / m, a = 8.812 (2), b = 15.972(3), c = 8.831(1) A, β = 114.33(1)°, V = 1132.4A^3, Z=2, D_c= 1.710 g / cm^3, λ(Mo K_α) = 0.71073A, μ = 25.227 cm^(-1), R = 0.051. R_w = 0.063 for 1130 ob- served reflections with I> 3σ(I) . The coordinated octahedra of Cu(Ⅱ) and tetrahedra of Zn(Ⅱ) via bridging Cl atoms form a single chain polynuclear complex. The Cu, Zn and bridging Cl atoms are located on the crystallographic symmetry plane m which is perpendicular to 2N and 2O donor plane.
