Anderson型多酸基无机-有机杂化化合物的合成及催化氧化性质研究

Synthesis and catalytic oxidation property of an Anderson-type polyoxometalate-based inorganic-organic hybrid compound

合成了一种新的基于Anderson结构镍钼酸盐的无机-有机杂化化合物(C_3H_7NO_2)_2[(H_2O)_5(C_3H_7NO_2)Ni]_2[NiMo_6H_6O_(24)]·2H_2O(C_3H_7NO_2=β-丙氨酸),通过单晶X射线衍射方法确定了其晶体结构,结构分析表明,该化合物结晶于单斜空间群P2_1/c,晶胞参数a=1.847 25(13)nm,b=1.059 32(7)nm,c=1.224 77(7)nm,β=104.177(6)°.并对该化合物进行了红外、紫外可见和热重测试,该化合物在苯甲硫醚的催化氧化反应中作为多相催化剂,表现出好的催化活性.

A novel Anderson POM-based inorganic-organic hybrid compound（C3H7NO2）2[（H2O）5（C3H7NO2）Ni]2[NiMo6H6O（24）]·2 H2O was synthesized.The crystal structure was characterized by single crystal X-ray crystallography.The structure analysis showed that the compound crystallized in the monoclinic space group P21/c,a=1.847 25（13）nm,b=1.059 32（7）nm,c=1.224 77（7）nm,β=104.177（6）°.The compound was also characterized by IR spectroscopy,UV spectroscopy and TG analysis.The catalytic oxidation reaction of benzenesulfide with the compound as a heterogeneous catalyst was also studied and the compound exhibited good catalytic activity.