Reversible binding and reduction of dinitrogen by a uranium(III) pentalene complex

被引:162
作者
Cloke, FGN [1 ]
Hitchcock, PB [1 ]
机构
[1] Univ Sussex, Chem Lab, Sch Chem Phys & Environm Sci, Brighton BN1 9QJ, E Sussex, England
关键词
D O I
10.1021/ja027000e
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The U(III) mixed-sandwich compound [U(η-Cp*)(η-C8H4{SiiPr3-1,4}2)] 1 may be prepared by sequential reaction of UI3 with KCp* followed by K2[C8H4{SiiPr3-1,4}2], and has been crystallographically characterized. 1 reacts reversibly with dinitrogen to afford dimeric [{U(η-Cp*)(η-C8H4{SiiPr3-1,4}2)}2(μ-η2:η2-N2)] 2 , whose X-ray crystal structure reveals a sideways-bound, bridging diazenido (N22-) ligand. Copyright © 2002 American Chemical Society.
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页码:9352 / 9353
页数:2
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