[Ce(PSe4)4]9-:: a highly anionic Ce3+ selenophosphate coordination complex

被引:22
作者
Chondroudis, K [1 ]
Kanatzidis, MG [1 ]
机构
[1] Michigan State Univ, Dept Chem, E Lansing, MI 48824 USA
基金
美国国家科学基金会;
关键词
cerium complexes; selenophosphate complexes; anionic complexes; crystal structures;
D O I
10.1016/S1387-7003(98)00011-2
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reaction of Ce with the basic polychalcophosphate flux Rb10P4Se25 yielded the quaternary selenophosphate compound Rb9Ce(PSe4)(4). The discrete [Ce(PSe4)(4)](9-) anion possesses the highest charge observed in a monometallic complex. The Ce3+ center is chelated by four bidentate [PSe4](3-) ligands so it achieves a dodecahedral coordination geometry, and the complex belongs to the dodecahedral sub-class Id (D-2d-(4) over bar 2m), according to the Hoard and Silverton notation. The UV-Vis, optical, IR spectroscopic and magnetism data for the compound are reported. (C) 1998 Elsevier Science S.A.
引用
收藏
页码:55 / 57
页数:3
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