利用常规技术合成了一种多酸化合物（NH4）[Hbiz]2[Cr（OH）6Mo6O18]·2H2O（1）（biz ＝ benzimidazole），通过元素分析、红外、紫外和X－射线单晶衍射对其结构进行了表征。1为三斜晶系，P－1空间群，a ＝0．8012（5）nm，b ＝1．0043（6）nm，c ＝1．1235（7） nm，α＝95．177（10）°，β＝97．264（8）°，γ＝101．637（9）°，V ＝0．8721（9）nm3，Z＝1。同时也对其进行了电化学和荧光性质的测试。%A new polyoxometalates compound,(NH4 )[Hbiz ]2 [Cr (OH )6 Mo6 O18 ]· 2H2 O,has been synthesized with conventional methods and characterized by elemental analysis,IR,UV and single crystal X-ray diffraction. It crystallizes in the triclinic system,space group P-1,a = 0. 8012(5)nm,b = 1. 0043(6)nm,c = 1. 1235(7)nm,α = 95. 177(10)°,β= 97.264(8)°,γ = 101. 637(9)°,V = 0. 8721(9)nm3,Z = 1. In addition,the electrochemical behavior and the fluorescence property of compound 1 was also investigated.
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