SYNTHESIS AND CHARACTERIZATION OF ANSA-DIMETHYLSILYLBISCYCLOPENTADIENYL TITANIUM(II) COMPLEXES - CRYSTAL-STRUCTURE OF [TI(ME2SI(C5H4)2)(CN(2,6-ME2C6H3))2]

被引:18
作者
CUENCA, T [1 ]
GOMEZ, R [1 ]
GOMEZSAL, P [1 ]
ROYO, P [1 ]
机构
[1] UNIV ALCALA DE HENARES, DEPT QUIM INORGAN, CAMPUS UNIV, E-28871 ALCALA DE HENARES, SPAIN
关键词
D O I
10.1016/0022-328X(93)83230-S
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The titanium(II) adducts Ti[Me2Si(eta5-C5H4)2]L2 [L = CO (1), PMe2Ph (2), CNR (R = 2,6-Me2C6H3) (3) have been made by the reduction of Ti[Me2Si(eta5_C5H4)2]Cl2 with HgCl2-activated magnesium in THF in the presence of the ligand L. Mixed titanocene adducts Ti[Me2Si(eta5-C5H4)2]LL' (L = CO; L' = PMe2Ph (4), CNR (5)) can be prepared by the addition of ligands (PMe2Ph, CNR) to hexane solutions of Ti[Me2Si(eta5-C5H4)2](CO)2 exposed to sunlight. The crystal structure of 3 has been determined by X-ray diffraction; the phenyl groups of the isocyanide ligand are almost perpendicular to the reflection plane of the cyclopentadienyl groups.
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页码:105 / 111
页数:7
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