Structure and reactions of a metallacyclic complex containing a remarkably long uranium-carbon bond

被引:51
作者
Boaretto, R [1 ]
Roussel, P [1 ]
Kingsley, AJ [1 ]
Munslow, IJ [1 ]
Sanders, CJ [1 ]
Alcock, NW [1 ]
Scott, P [1 ]
机构
[1] Univ Warwick, Dept Chem, Coventry CV4 7AL, W Midlands, England
关键词
D O I
10.1039/a903783g
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The intramolecular metalation of a beta-silyl methyl group in [U{N(CH2CH2NSiMe2But)(3)}(CH2Ph)] occurs rapidly, despite the conformational demands of the triamidoamine ligand, to produce a highly strained metallacycle (U-C ca. 2.75 Angstrom); this complex reacts cleanly with a range of carbon and other acids to give, for example, an alkynyl with a bent (156 degrees) U-C=C unit.
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页码:1701 / 1702
页数:2
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