以Keggin阴离子为模板的有机—无机杂化化合物的合成与表征

Synthesis and Characterization of an Organic-Inorganic Hybrid Compound Templated by Keggin Anions

在水热条件下,合成了一种新的化合物[Mo2MnⅣ2(OH)O8(bpy)10][PMo12O40],并通过元素分析、X-射线单晶衍射、红外光谱、热重分析对其结构进行了表征。单晶X射线分析表明化合物属于三斜晶系,P-1空间群,a=11.123(2),b=12.278(3),c=16.239(4),α=106.516(3)°,β=94.784(3)°,γ=90.302(3)°,V=2117.8(8)3,Z=1,F(000)=1538,R1=0.0572,wR2=0.2415.化合物的晶体结构单元由一个有机—无机杂化的金属—氧化物的阳离子主体[Mo2MnIV2(OH)O8(bpy)10]3+和一个α-Keggin阴离子[PMo12O40]3-组成。同时研究了化合物的电化学性质。

A new compound [Mo2MnⅣ2（OH）O8（bpy）10][PMo12O40] has been synthesized under hydrothermal conditions and characterized by element analysis,single-crystal X-ray diffraction,IR,TG analysis.Single-crystal X-ray structural analysis reveals that the compound crystallizes in the triclinic system,space group P-1,a=11.123（2）,b=12.278（3）,c=16.239（4）,α=106.516（3）°,β=94.784（3）°,γ=90.302（3）°,V=2117.8（8）3,Z=1,F（000）=1538,R1=0.0572,wR2=0.2415.The basic structural unit of the compound is composed of a metal-oxide-based organic-inorganic hybrid host [Mo2MnⅣ2（OH）O8（bpy）10]3＋ and a α-Keggin anion [PMo12O40]3-.Its electrocatalytic properties investigated.