A new coordination polymer, [Ag(3,3-pybz)(3,3-Hpybz)]n (1, 3,3-Hpybz = 3-pyri- din-3-yl-benzoic acid), has been synthesized and characterized by elemental analysis, IR spectra, PXRD, and single-crystal X-ray dif...A new coordination polymer, [Ag(3,3-pybz)(3,3-Hpybz)]n (1, 3,3-Hpybz = 3-pyri- din-3-yl-benzoic acid), has been synthesized and characterized by elemental analysis, IR spectra, PXRD, and single-crystal X-ray diffraction. In complex 1, the Ag(1)ions are linked by the paired 3,3-pybz ligands to generate an infinite 1D loop chain, and further through π-π stacking interactions to form a 2D supramolecular architecture. Crystal data for 1: triclinic, space group P1, a = 10.2635(17), b = 10.3041(12), c = 10.8060(13) A, V= 1679.1(5)A3, α = 62.028(11), β = 80.325(15), γ = 78.738(14)°, Z = 2, C24H17AgN2O4, Mr = 505.27, Dc= 1.698 g/cm3, μ= 1.058 mm--, F(000) = 506, S = 1.012 and T = 293(2) K. The final R = 0.0293 and wR = 0.0667 for 3435 observed reflections with I〉 2a(/), and R = 0.0350 and wR = 0.0688 for all data.展开更多
基金Supported by the Key Scientific Research Foundation of Shaanxi Provincial Education Office of China(Nos.2010JS061 and 11JS114)Natural Scientific Research and Overall Innovation Plan Major Project of Shaanxi Provincial Education Office of China(No.2012KTCL03-16)Natural Scientific Research Foundation of Shaanxi Provincial Science and Technology Office of China(Nos.2013Jk0668 and 09JK823)
文摘A new coordination polymer, [Ag(3,3-pybz)(3,3-Hpybz)]n (1, 3,3-Hpybz = 3-pyri- din-3-yl-benzoic acid), has been synthesized and characterized by elemental analysis, IR spectra, PXRD, and single-crystal X-ray diffraction. In complex 1, the Ag(1)ions are linked by the paired 3,3-pybz ligands to generate an infinite 1D loop chain, and further through π-π stacking interactions to form a 2D supramolecular architecture. Crystal data for 1: triclinic, space group P1, a = 10.2635(17), b = 10.3041(12), c = 10.8060(13) A, V= 1679.1(5)A3, α = 62.028(11), β = 80.325(15), γ = 78.738(14)°, Z = 2, C24H17AgN2O4, Mr = 505.27, Dc= 1.698 g/cm3, μ= 1.058 mm--, F(000) = 506, S = 1.012 and T = 293(2) K. The final R = 0.0293 and wR = 0.0667 for 3435 observed reflections with I〉 2a(/), and R = 0.0350 and wR = 0.0688 for all data.