合成了有机-无机杂化化合物[H_2N(CH_2CH_2)_2O]_2[Ni Mo6O_(24)H6(Na O_2)_2]·_2H_2O,对晶体进行了X-射线单晶衍射和红外光谱测试和解析;应用元素分析、紫外光谱和热重对晶体进行了性质表征.该晶体属于单斜晶系,Pc空间群,a=0.69799(5)nm,b=1.42_210(9)nm,c=1.563_27(10)nm,α=90°,β=98.4140(10)°,γ=90°,V=1.535(18)nm^3,Z=2,R1=0.0396,wR_2=0.091.在该晶体结构中,带相反电荷的Anderson结构多阴离子簇、抗衡阳离子Na+和吗啉阳离子以静电引力结合,并交错排列.
A new Anderson- type polyoxometalate [H_2N( CH_2CH_2)_2O]_2[Ni Mo_6O_(24)H_6( Na O_2)_2]·_2H_2O has been synthesized characterized by single crystal X-ray diffraction,IR spectra,and Thermogravimetric analysis( TGA). Crystal data: Triclinic space group Pc,a = 0. 697 99( 5) nm,b = 1. 422 10( 9) nm,c = 1. 563 27( 10) nm,α = 90°,β = 98. 414 0( 10) °,γ = 90°,V = 1. 535( 18) nm^3,Z = 2,R1 = 0. 039 6,wR2 = 0. 091.The Anderson-type anions of the compound display an infinitely extended one-dimensional chain by the connectivity of protonated morpholine molecules for hydrogen bonding interaction.