新型多金属氧酸盐的合成和晶体结构表征

Synthesis and crystal structure characterization of a new polyoxometalates

水热条件下合成了一种新的多金属盐酸盐[V_(2)^(IV)V_(6)^(V)O_(14)(bpy)_(8)(AsO_(4))_(2)][AsW_(12)O_(40)]·2H_(2)O,并利用X射线单晶衍射测定了化合物的结构.结果表明,化合物属于单斜晶系,空间群C2/m,晶胞参数a=1.6461(5)nm,b=2.0144(5)nm,c=1.8814(6)nm,α=90°,β=95.728(2)°,γ=90°,V=6.2078(3)nm^(3).

In this work,a new polymetallic hydrochloride was synthesized by hydrothermal method.The structure of compound was determined by single-crystal X-ray diffraction.The results showed that the compound belongs to monoclinic system,space group C2/m,the lattice parameters a=1.6461(5)nm,b=2.0144(5)nm,c=1.8814(6)nm,α=90°,β=95.728(2)°,γ=90°,V=6.2078(3)nm^(3).