The first discrete half-sandwich samaracarborane of a C2B4-carborane ligand system

被引:18
作者
Hosmane, NS [1 ]
Oki, AR [1 ]
Zhang, HM [1 ]
机构
[1] So Methodist Univ, Dept Chem, Dallas, TX 75275 USA
基金
美国国家科学基金会;
关键词
crystal structure; samaracarborane complexes; carborane complexes; half-sandwich complexes;
D O I
10.1016/S1387-7003(98)00026-4
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reaction between THF-solvated dilithiacarborane, closo-exo-4,5-Li(THF)(2)-1-Li(THF)(2)-2,3-(SiMe3)(2)C2B4H4, and anhydrous SmCl3 in 1:1 stoichiometry in dry benzene at 0 degrees C, followed by extraction and crystallization of the product from a solution containing 80% dry n-hexane, 10% dry tert-butanol and 10% dry THF resulted in the isolation of pale-yellow crystals of (1,1-(t-C4H9OH)(2)-1-(t-C4H9O)-2,3(SiMe3)(2)-4,5-[Li(THF)Cl]-closo-eta(5)-1-Sm-2,3-C2B4H4). THF (2) in 78% yield. (C) 1998 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:101 / 104
页数:4
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