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新型笼状钼磷超分子化合物的水热合成与晶体结构
Hydrothemal synthesis and crystal structure of a novel cage-shaped molybdophosphate supermolecular compound
【摘要】 用水热法首次合成了含有2 种有机胺的新型笼状钼磷超分子化合物〔NH3(CH2)6NH3〕7〔NH3(CH2)2NH3〕2(H3O)6〔P2 Mo5O23〕4·11H2O,并通过元素分析、红外和X- 射线单晶衍射法进行了结构表征.晶体属三斜晶系,空间群p1杂多阴离子中的每个〔P2Mo5O23〕6- 是由5 个MoO6 八面体和两个PO4 四面体键合而成,其中Mo,P原子成一个畸变五角双锥构型.
【Abstract】 A novel cage-shaped molybdophosphate supermolecular compound,〔NH 3(CH 2) 6NH 3〕 7〔NH 3(CH 2) 2NH 3〕 2(H 3O) 6〔P 2Mo 5O 23 〕 4·11H 2O has been synthesized by hydrothermal method and characterized by elemental analysis,IR spectrum,and singel crystal x-ray structure analysis.The crystals are triclinic with space group p1,The result of structure analysis shows that each of the four 〔P 2Mo 5O 23 〕 6- of the heteropoly anion consists of five MoO 6 octahedra and two PO 4 tetrahedron,and Mo,P atoms in each of the four 〔P 2Mo 5O 23 〕 6- structures show a distored pentagonal bipyramidal configuration.
【Key words】 supermolecular compound; heteropoly molybdophosphate; hydrothermal synthesis; crystal structure;
- 【文献出处】 分子科学学报 ,JOURNAL FO MOLECULAR SCIENCE , 编辑部邮箱 ,1999年03期
- 【分类号】O641.3
- 【被引频次】16
- 【下载频次】161