首页> 外文期刊>Inorganic Chemistry Communications >Synthesis and characterization of the first polyoxometalate possessing bicapped by antimony alpha-Keggin structure(C_2N_2H_9)_2[PMo_5~VMo_7~(VI)Sb_2~(III)O_(40)] centre dot 2H_2O
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Synthesis and characterization of the first polyoxometalate possessing bicapped by antimony alpha-Keggin structure(C_2N_2H_9)_2[PMo_5~VMo_7~(VI)Sb_2~(III)O_(40)] centre dot 2H_2O

机译:具有锑α-Keggin结构(C_2N_2H_9)_2 [PMo_5〜VMo_7〜(VI)Sb_2〜(III)O_(40)]中心点2H_2O的二甲氧基化的第一多金属氧酸盐的合成与表征

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摘要

A novel polyoxometalate(C_2N_2H_9)_2[PMo_5~VMo_7~(VI)Sb_2~(III)O_(40)] centre dot 2H_2O(1)has been synthesized in the system of Sb_2O_3-(NH_4)_6Mo_7O_(24)centre dot 4H_2O-H_3PO_4-en-H_2O under hydrothermal conditions and characterized by IR,TGA,elemental analyses,single crystal X-ray diffraction and XPS.Interestingly,compound 1 displays three-dimensional network consisting of one-dimensional sinusoidal chain [(Hen)_2(H_2O)_2]~(2+)and two-dimensional layer formed by [PMo_5~VMo_7~(VI)Sb_2~(III)O_(40)]~(2-).The structure unit [PMo_5~VMo_7~(VI)Sb_2~(III)O_(40)]~(2-)is the first example of bicapped by antimony alpha-Keggin structure.
机译:在Sb_2O_3-(NH_4)_6Mo_7O_(24)中心点4H_2O的系统中合成了新型的多金属氧酸盐(C_2N_2H_9)_2 [PMo_5〜VMo_7〜(VI)Sb_2〜(III)O_(40)]中心点2H_2O(1)。 -H_3PO_4-en-H_2O在水热条件下,具有IR,TGA,元素分析,单晶X射线衍射和XPS的特征。有趣的是,化合物1显示了由一维正弦链[(Hen)_2( H_2O)_2]〜(2+)和由[PMo_5〜VMo_7〜(VI)Sb_2〜(III)O_(40)]〜(2-)形成的二维层。结构单元[PMo_5〜VMo_7〜(VI) )Sb_2〜(III)O_(40)]〜(2-)是锑α-Keggin结构二等位的第一个例子。

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