Reinvestigation of the reaction of strontium and barium with iodobenzene and molecular structure of the heavy Grignard reagent [((thf)2BaPh2)4 • (thf)BaO] with an oxygen-centered square Ba5 pyramid

被引:27
作者
Langer, Jens [1 ]
Gaertner, Martin [1 ]
Fischer, Reinald [1 ]
Goerls, Helmar [1 ]
Westerhausen, Matthias [1 ]
机构
[1] Univ Jena, Inst Inorgan & Analyt Chem, D-07743 Jena, Germany
关键词
strontium; barium; phenylstrontium iodide; phenylbarium iodide; diphenylbarium;
D O I
10.1016/j.inoche.2007.05.013
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The direct synthesis of activated strontium and barium with iodobenzene in THF yields the corresponding THF complexes of phenylstrontium and phenylbarium iodide, respectively, which dismutate into the homoleptic compounds MPh2 and MI2. Already at low temperatures ether cleavage reactions take place and from this reaction, the oxygen-centered cage [((thf)(2)BaPh2)(4) center dot(thf)BaO] was isolated and its molecular structure determined. (c) 2007 Elsevier B.V. All rights reserved.
引用
收藏
页码:1001 / 1004
页数:4
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