| 由Mn2+连接仲钨酸盐[H2W12O42]10-构成一维梯型链状多金属氧酸盐 |
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| 引用本文： | 甘雄,张志明,王恩波.由Mn2+连接仲钨酸盐[H2W12O42]10-构成一维梯型链状多金属氧酸盐[J].高等学校化学学报,2007,28(12):2242-2245. |
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| 作者姓名： | 甘雄 张志明 王恩波 |
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| 作者单位： | 1. 多酸科学教育部重点实验室,东北师范大学化学学院,长春,130024;钦州学院生物与化学系,钦州,535000
2. 多酸科学教育部重点实验室,东北师范大学化学学院,长春,130024 |
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| 摘 要： | 利用Na2WO4·2H2O与MnCl2反应, 合成了一个结构新颖的一维梯型链状的多金属钨酸盐K6Mn2(H2O)8(H2W12O42)]·14.5H2O(1), 并通过元素分析、红外光谱、热重分析、紫外光谱、电化学和X射线单晶衍射对其进行了表征. 结果表明, 该化合物属于单斜晶系, P2(1)/n空间群，晶胞参数a=1.5042(3) nm, b=1.0462(2) nm, c=1.8843(4) nm, β=93.55(3)°, V=2.9594(10) nm3, Z=2. 该化合物具有由同多酸盐和Mn2+离子构筑的一维梯型链状结构.
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| 关 键 词： | 多金属氧酸盐 晶体结构 锰 仲钨酸盐 |
| 文章编号： | 0251-0790（2007）12-2242-04 |
| 收稿时间： | 2007-04-28 |
| 修稿时间： | 2007年4月28日 |
New 1D Ladder-Like Chain Polyoxometalate Consisting of the Paradodecatungstate Linked by Mn2+ Ions |
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| GAN Xiong,ZHANG Zhi-Ming,WANG En-Bo.New 1D Ladder-Like Chain Polyoxometalate Consisting of the Paradodecatungstate Linked by Mn2+ Ions[J].Chemical Research In Chinese Universities,2007,28(12):2242-2245. |
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| Authors: | GAN Xiong ZHANG Zhi-Ming WANG En-Bo |
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| Institution: | Key Laboratory of Polyoxometalate Science of Ministry of Education, Department of Chemistry, Northeast Normal University, Changchun 130024, China;;Department of the Biology and Chemistry, Qinzhou College, Qinzhou 535000, China |
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| Abstract: | A new 1D ladder-like chain polyoxotungstate K6Mn2(H2O)8(H2W12O42)]\514.5H2O(1) was synthesized in aqueous solution and characterized by elemental analysis,IR spectroscopy,TG analysis,UV,CV and single crystal X-ray diffraction.The interesting characteristics of compound 1 show that the paradodecatungstate H2W12O42]10-anions are linked by Mn2 ions forming a ladder-like one-dimensional chainlike structure,which is connected by K ions a 3D framework.The oxidation states of W and Mn sites in this compound are determined to be 6 and 2,respectively. |
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| Keywords: | Polyoxometalates Crystal structure Manganese Paradodecatungstate |
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