【摘要】 合成了含有十钒酸阴离子的超分子化合物[Na(DB18C6)(H2O)2]3.V10O2.8[CH3OH].[H3O]3并通过X射线衍射分析、IR光谱及元素分析对其结构进行了表征.单晶X射线衍射分析表明化合物属于单斜晶系,P21/m空间群,a=15.5520(16)nm,b=18.7581(19)nm,c=16.3619(18)nm,β=109.0390(10),V=4512.1(8)nm3,Z=2,F(000)=2380,R1=0.0606,wR2=0.1312.化合物的晶体结构单元由一个无质子化的十钒酸根多阴离子、一个甲醇分子、3个[Na(DB18C6)(H2O)2]+和3个H3O+阳离子组成,并且彼此之间通过静电力和氢键形成稳定的三维结构.更多还原

【Abstract】 [Na(DB18C6)(H2O)2]3·V10O28··3 was sythesized at room temperature.The complex was characterized by IR,and elemental analysis and X-ray diffraction single crystal structure analysis.Crystal structure analysis showed that complex belongs to monoclinic,space group P21/m,a = 15.5520(16) nm,b = 18.7581(19)nm,c=16.3619(18) nm,β=109.0 390(10),V = 4512.1(8)nm3,Z = 2,F(000) =2 380,R1=0.0 606,wR2=0.1 312.The complex consists of five basic uints,which are Na+、CH3OH、DB18C6 、 V10O6-28 and H3O +.Sodium ion was located in the cavity of dibenzo-18-crown-6,And each other through electrostatic and hydrogen bonds to form a stable three-dimensional structure.更多还原