A coordination polymer, [Cd(cpna)(py)]n (H2cpna = 5-(2'-carboxylphenyl) nicotic acid, py -- pyridine) 1 has been hydrothermally synthesized and characterized by elemental analysis, IR, TG, fluorescence spectr...A coordination polymer, [Cd(cpna)(py)]n (H2cpna = 5-(2'-carboxylphenyl) nicotic acid, py -- pyridine) 1 has been hydrothermally synthesized and characterized by elemental analysis, IR, TG, fluorescence spectra and single-crystal X-ray diffraction. Colorless crystals crystallize in the monoclinic system, space group P21/c with a = 8.589(2), b = 13.047(3), c = 14.940(4) A, fl = 96.001(2)°, V = 1664.9(7) A3, C18H12CdN204, Mr = 432.70, Dc = 1.726 g/cm3, F(000) = 856, Z = 4, p(MoKa) = 1.337 mm^-1, the final R = 0.0396 and wR = 0.0891 for 2422 observed reflections (1 〉 2a(I)). Complex I exhibits a two-dimensional (2D) sheet structure, which further builds a three-dimensional (3D) supramolecular architecture via C-H...O hydrogen-bonding interactions.展开更多
基金Funded by the Subject team of Taiyuan University of Science and Technology
文摘A coordination polymer, [Cd(cpna)(py)]n (H2cpna = 5-(2'-carboxylphenyl) nicotic acid, py -- pyridine) 1 has been hydrothermally synthesized and characterized by elemental analysis, IR, TG, fluorescence spectra and single-crystal X-ray diffraction. Colorless crystals crystallize in the monoclinic system, space group P21/c with a = 8.589(2), b = 13.047(3), c = 14.940(4) A, fl = 96.001(2)°, V = 1664.9(7) A3, C18H12CdN204, Mr = 432.70, Dc = 1.726 g/cm3, F(000) = 856, Z = 4, p(MoKa) = 1.337 mm^-1, the final R = 0.0396 and wR = 0.0891 for 2422 observed reflections (1 〉 2a(I)). Complex I exhibits a two-dimensional (2D) sheet structure, which further builds a three-dimensional (3D) supramolecular architecture via C-H...O hydrogen-bonding interactions.