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Synthesis and Characterization of a Bismuth Incorporating Heptamolybdate:(NH_4)_4[HMo_7O_(24)Bi(H_2O)_2C_5H_3N(CO_2)_2]·7H_2O
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作者 胡晓静 李龙升 +2 位作者 刘苏毅 梁志结 牛景杨 《Chinese Journal of Structural Chemistry》 SCIE CAS CSCD 2014年第9期1409-1414,共6页
A new one-dimensional molecule based on the linkage of [Mo7024] clusters and [BiL] (L = pyridine-2,6-dicarboxylic acid) assembles under ambient conditions. The title compound was characterized by X-ray powder diffra... A new one-dimensional molecule based on the linkage of [Mo7024] clusters and [BiL] (L = pyridine-2,6-dicarboxylic acid) assembles under ambient conditions. The title compound was characterized by X-ray powder diffraction, IR and UV spectra, thermogravimetric analysis, and single-crystal X-ray diffraction. Crystal data: C7H38BiMo7N5037, Mr = 1664.95, monoclinic, space group C2/c, a = 24.312(2), b = 21.4869(18), c = 18.5423(16) A, β = 111.6490(10)°, V = 9002.9(13) A3, Z = 8, μ = 5.883 mm-1, F(000) = 6304, GOF = 1.045, R = 0.0365 and wR = 0.1062. 展开更多
关键词 BISMUTH heptamolybdate crystal structure
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A New Organic-inorganic Hybrid Arsenatotungstate[{Cu(phen)(en)}{Cu(phen)}{Cu_3(phen)_3(α-AsW_9O_(33))}](OH)·3H_2O
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作者 LI Jie TIAN Shu-Fang +1 位作者 ZHOU Hui MA Peng-Tao 《Chinese Journal of Structural Chemistry》 SCIE CAS CSCD 2015年第8期1247-1252,共6页
A new organic-inorganic hybrid copper-substituted arsenatotungstate complex formulated as [{Cu(phen)(en)} {Cu(phen)} {Cu3(phen)3(α-AsW9033)}](OH)·3H2O (1, en = ethylene-diamine, 1,10-phen = 1,10-phe... A new organic-inorganic hybrid copper-substituted arsenatotungstate complex formulated as [{Cu(phen)(en)} {Cu(phen)} {Cu3(phen)3(α-AsW9033)}](OH)·3H2O (1, en = ethylene-diamine, 1,10-phen = 1,10-phenanthroline) has been synthesized by controlling the reaction process and characterized by infrared (IR) spectroscopy, elemental analysis, and thermogravimetric (TG) analysis. Crystal data for 1: C62H56AsCusN12O37W9, Mr=3608.46, monoclinic, space group P21/n, a = 13.245(4), b = 25.692(9), c = 24.670(8) A, fl = 99.251(6)°, V= 8286(5) A3, Z = 4, GOOF = 1.103, R = 0.0560, wR = 0.1285. In 1, the vacant sites of the trivacant Keggin anion [α-AsW9O33]9- are occupied by three same copper coordination cations [Cu(phen)]2+. Meanwhile, the lacunary anion [α-AsWgO33]9-, is capped by two kinds of copper coordination cations [Cu(phen)]2+ and [Cu(Dhen)(en)]2+, resulting in an unorecedented Dolvcation structure with Cs svmmetrv. 展开更多
关键词 tungstoarsenate hydrothermal crystal structure
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