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3,5-吡啶二羧酸、Cu(Ⅰ)和偏钨酸构成的有机-无机杂化化合物的合成与结构研究 被引量:3

Study on the synthesis and structure of an organic-inorganic hybrid compound constructed by pyridine-3,5-dicarboxylate,Cu(Ⅰ) and α-metatungstate
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摘要 用常温水溶液合成方法,以3,5-吡啶二羧酸(L)、硝酸铜和偏钨酸铵为起始原料,合成了一种新的杂化化合物[Cu4(H2O)8(L)4]3(H5W12O40)4·12H2O.采用元素分析、热重分析、红外光谱及X射线单晶衍射方法对该化合物进行了表征.结果表明:该化合物属于立方晶系,I23空间群;晶胞参数a=b=c=2.532 6(5)nm,α=β=γ=90°,V=16.244(6)nm3,Z=2,R1=0.040 8,wR2=0.096 9. A new hybrid compound,rCu4 (HeO)8(L)4]a (HsWleO40)4 · 12H2O,has been synthesized by reaction of L,Cu(NOa)2 and (NH~)6 [H2W12040] " 3H20 in aqueous solution and characterized by elemental analysis, TG, IR and single crystal X-ray diffraction. It crystallizes in the cubic system, space group 123,a=b=c=2. 532 6(5) nm,α=β=γ=90°,V=16.244(6)nm3,Z=2,R1=0.0408,wR2=0.0969.
出处 《东北师大学报(自然科学版)》 CAS CSCD 北大核心 2013年第3期88-91,共4页 Journal of Northeast Normal University(Natural Science Edition)
基金 国家自然科学基金资助项目(21071029) 贵州省自然科学基金资助项目(2010088)
关键词 偏钨酸 超分子 晶体结构 metatungstate ~ supramolecular ~ crystal structure ~ copper
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