Synthesis and Crystal Structure of a Novel Layered Lead(Ⅱ) Carboxylate-sulfonate Compound Templated by 4,4'-Bipyridine |
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作者姓名: | 应少明 罗秋燕 许亚平 林俊岳 黄赣生 |
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作者单位: | Key Laboratory of Coordination Chemistry of Jiangxi Province Department of Chemistry, Jinggangshan College, Ji 'an, Jiangxi 343009, China |
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摘 要: | A new lead(Ⅱ) carboxylate-sulfonate has been hydrothermally synthesized and characterized by X-ray single-crystal and elemental analyses. It crystallizes in triclinic, space group P, with a = 8.1573(6), b = 9.4663(7), c = 12.7488(9) , α = 89.2320(10), β = 80.7380(10), γ = 77.9760(10)°, Z = 2, V = 950.10(12) 3, Mr = 599.57, Dc = 2.096 g/cm3, μ = 9.032 mm-1, F(000) = 572, the final R = 0.0412 and wR = 0.1035. It has a 1D chain structure, and the Pb(Ⅱ) is six-coordinated. Two PbO6 polyhedra are interconnected via edge-sharing into a two-core unit. Such units are further interconnected by 3-sulfonato-benzoic acids into 1D chains which are linked by hydrogen bonds into a layer structure. The 4,4'-bipyridines are located at the interlayer space and link the layers into a supramolecular structure by π-π stacking interactions.
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关 键 词: | 铅 羧酸盐-磺酸盐 层状化合物 合成 晶体结构 |
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