ANIONIC TRISCYCLOPENTADIENYLURANIUM(III) HYDRIDES

被引:43
作者
BERTHET, JC [1 ]
VILLIERS, C [1 ]
LEMARECHAL, JF [1 ]
DELAVAUX-NICOT, B [1 ]
LANCE, M [1 ]
NIERLICH, M [1 ]
VIGNER, J [1 ]
EPHRITIKHINE, M [1 ]
机构
[1] CE SACLAY, CEA, CNRS, URA 331, DRECAM, DSM, SERV CHIM MOLEC, F-91191 GIF SUR YVETTE, FRANCE
关键词
D O I
10.1016/0022-328X(92)83484-Y
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Addition of H- to [(C5H4R)3U] (R = H, Me, SiMe3, or (t)Bu) or sodium amalgam reduction of the U(IV) hydrides [(C5H4R)3UH] (R = SiMe3, or (t)Bu) afforded the hydrido-bridged anions [(C5H4R)3 UHU(C5H4R)3]- (R = H or Me) or the monomeric anions [(C5H4R)3UH]- (R = SiMe3 or (t)Bu). Crystals of [Na(18-crown-6)(THF)2][(C5H4SiMe3)3UHU(C5H4SiMe3)3] were obtained from an equimolar mixture of [Na(18-crown-6)][(C5H4SiMe3)3UH] and [(C5H4SiMe3)3U] and their structure determined.
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页码:53 / 65
页数:13
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