A new one-dimensional coordination polymer, [Pb（phen）（ANS）2]n （ANS = 2-aminonaphthalene-1-sulfonate, phen = 1,10-phenanthroline）, has been prepared by hydrothermal synthesis and structurally characterized by ele...A new one-dimensional coordination polymer, [Pb（phen）（ANS）2]n （ANS = 2-aminonaphthalene-1-sulfonate, phen = 1,10-phenanthroline）, has been prepared by hydrothermal synthesis and structurally characterized by elemental analysis, IR and single-crystal X-ray diffraction. The results determined by XRD reveal that the complex crystallizes in monoclinic, space group P21/c with a = 16.8374（14）, b = 16.9825（14）, c = 9.9392 （8）A, β = 95.9830（10）°, V = 2826.5（4）A^3, Mr = 831.86, Dc = 1.955 g/cm^3, μ（MoKα） = 6.173 mm^-1, F（000） = 1624, Z = 4, the final R = 0.0272 and wR = 0.0694 for 4305 observed reflections （Ⅰ〉 2σ（Ⅰ））. In the complex, the adjacent lead（Ⅱ） ions are bridged through the oxygen atoms of sulfonate groups in a syn-syn conformation, yielding an infinite zigzag chain. And the intermolecular N-H…O hydrogen bonds link the chains into two-dimensional layered networks, which are further assembled into a separate two-layer-film-like packing structure.展开更多
基金This work was supported by the Natural Science Foundation of Tianjin (No. 06YFJMJC03900)Doctoral Fund of Tianjin Normal University
文摘A new one-dimensional coordination polymer, [Pb（phen）（ANS）2]n （ANS = 2-aminonaphthalene-1-sulfonate, phen = 1,10-phenanthroline）, has been prepared by hydrothermal synthesis and structurally characterized by elemental analysis, IR and single-crystal X-ray diffraction. The results determined by XRD reveal that the complex crystallizes in monoclinic, space group P21/c with a = 16.8374（14）, b = 16.9825（14）, c = 9.9392 （8）A, β = 95.9830（10）°, V = 2826.5（4）A^3, Mr = 831.86, Dc = 1.955 g/cm^3, μ（MoKα） = 6.173 mm^-1, F（000） = 1624, Z = 4, the final R = 0.0272 and wR = 0.0694 for 4305 observed reflections （Ⅰ〉 2σ（Ⅰ））. In the complex, the adjacent lead（Ⅱ） ions are bridged through the oxygen atoms of sulfonate groups in a syn-syn conformation, yielding an infinite zigzag chain. And the intermolecular N-H…O hydrogen bonds link the chains into two-dimensional layered networks, which are further assembled into a separate two-layer-film-like packing structure.
