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A novel disubstituted Lindqvist-type polyoxomolybdate [Te2Mo4O19]6- supporting two organic vanadyl moieties:: Synthesis, characterization, and crystal structure of {[V(2,2-bipy)2]2(4,4-bipy)[Te2Mo4O19]}
被引:5
|作者:
Wang, Jingping
[1
]
Zhang, Guoqian
[1
]
Ma, Pengtao
[1
]
Niu, Jingyang
[1
]
机构:
[1] Henan Univ, Sch Chem & Chem Engn, Inst Mol & Crystal Engn, Kaifeng 475001, Peoples R China
基金:
中国国家自然科学基金;
关键词:
hydrothermal synthesis;
Lindqvist anion;
polyoxomolybdate;
crystal structure;
D O I:
10.1016/j.inoche.2008.03.037
中图分类号:
O61 [无机化学];
学科分类号:
070301 ;
081704 ;
摘要:
The first example of disubstituted Lindqvist-type polyoxomolybdate {[V(2,2-bipy)(2)](2)(4,4-bipy)[Te2Mo4O19]} has been synthesized hydrothermally and characterized by elemental analyses, XPS, IR, TG-DTA and X-ray single crystal diffraction. The structural analysis shows that the neutral molecular unit [V(2,2-bipy)(2)](2)[Te2Mo4O19] consists of a novel Lindqvist-type polyanion [Te2Mo4O19](6-) supporting two vanadyl moieties [V(2,2-bipy)(2)](3+), and such neutral molecules are joined together by pi-pi stacking interactions between the pyridine groups to form a two-dimensional grid-like network with non-coordinating "guest" 4,4-bipys encapsulated. (C) 2008 Elsevier B.V. All rights reserved.
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页码:825 / 828
页数:4
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