论文部分内容阅读
合成了铌、过氧化铌取代的钨硅、钨锗杂多配合物 M7- m Hm[XW9Nb3O40 ]· n H2 O和 M7[XW9-(Nb O2 ) 3O37]· n H2 O(X=Si,Ge;M=K,Me4N,Bu4N) ,对化合物进行了元素分析 ,紫外光谱 ,红外光谱 ,1 83W NMR研究 ,通过单晶 X射线衍射对 K4H1 2 [Si2 W1 4 Nb1 0 O79]· 1 3 H2 O的晶体结构进行了表征 ,该化合物属单斜晶系 ,C2空间群 ,晶胞参数 a=1 .92 2 6(4 ) nm,b=3 .3 1 3 4 (7) nm,c=1 .2 4 97(3 ) nm,V=7.961 6(3 ) nm3,Dc=3 .2 4 0 g/ cm3,Z=3 ,μ=1 5.886mm- 1 ,F(0 0 0 ) =692 0 ,R=0 .0 565,WR2 =0 .0 972 .对化合物进行了抗番茄花叶病毒活性的研究 ,部分化合物表现出良好的活性
Niobium and niobium-substituted tungsten-tungsten and tungsten-germanium heteropoly complexes M7-m Hm [XW9Nb3O40] .nH2O and M7 [XW9- (NbO2) 3O37] .nH2O (X = Si, Ge ; M = K, Me4N, Bu4N), the compounds were analyzed by elemental analysis, UV, IR, 1 83W NMR study of single crystal X-ray diffraction K4H1 2 [Si2 W1 4 Nb1 0 O79] · 1 3 H 2 O The crystal structure of the compound is monoclinic with C2 space group, the unit cell parameters a = 1.92 2 6 (4) nm, b = 3.3334 (7) nm, c = 1 .2 4 97 (3) nm, V = 7.961 6 (3) nm3, Dc = 3.24O g / cm3, Z = 3, μ = 1 5.886 mm -1, F (0 0 0) = 6920 , R = 0. 565, WR2 = 0. 0 972. The compounds were studied against Tomato Mosaic Virus activity, some of the compounds showed good activity