(H_3O)_3{Cu_2(H_2O)_2(4-ptz)_4[Cr(OH)_6Mo_6O_(18)]}的合成与晶体结构  

Synthesis and Crystal Structure of (H_3O)_3{Cu_2(H_2O)_2(4-ptz)_4[Cr(OH)_6Mo_6O_(18)]}

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作  者:吴小园[1] 卢灿忠[1] 

机构地区:[1]中国科学院福建物质结构研究所结构化学国家重点实验室,福建福州350002

出  处:《厦门大学学报(自然科学版)》2011年第B09期5-9,共5页Journal of Xiamen University:Natural Science

基  金:福建省自然科学基金项目(2009HZ0004-1;2009HZ0006-1;2006L2005)

摘  要:采用水热法合成了一例由Anderson型铬钼酸构筑的有机无机杂化材料:(H3O)3{Cu2(H2O)2(4-ptz)4[Cr(OH)6Mo6O18]}.用单晶X射线测定其晶体结构,该晶体属三斜晶系,空间群P-1.晶胞参数a=1.351 2(3)nm,b=1.353 3(3)nm,c=1.619 8(3)nm,α=68.64(3)°,β=68.64(3)°,γ=64.75(3)°.V=2.466(8)nm3,Z=2,Mr=1 822.44,Dc=2.454g/cm3,F(000)=1 770,μ=2.642mm-1,全矩阵最小二乘法修正至R=0.062 1,wR=0.167 6.化合物由质子化的水和二维层{Cu2(H2O)2(4-ptz)4[Cr(OH)6Mo6O18]}3nn-构成.A new organic-inorganic hybrid materials based on polyoxometalates with Anderson type, (H3O)s {Cu3 (H2 O)2 (4-ptz) [ H6 CrMo6 O241]}, has been hydrothermal synthesized. The single crystal structure has been determined by X-ray diffraction. The crystal data are as follows..triclinic,space group P-1,a=1.351 2(3) nm,b=1. 353 3(3) nm,c=1.619 8(3) nm,α= 68.64(3)°,β= 68.64(3)°,γ=64.75(3)°.V= 2. 466(8) nm3,Z= 2,Mr =1 822.44,Dc=2.454 g/cm3,F(000)=1 770, u= 2. 642 mm-1.The structure has been refined to R= 0. 062 1, wR= 0. 167 6 by full-matrix least-squares method. The title compound is composed of water molecules and subunits { Cu2 (H2 O) 2 (4-ptz) 4 [He CrMo6 034 ] } n^3n- with 2D layer structure.

关 键 词:杂多酸 Anderson构型 水热合成 单晶结构 

分 类 号:Q356.1[生物学—遗传学]

 

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