ANSA-METALLOCENE DERIVATIVES .30. SYNTHESES AND STRUCTURES OF TITANOCENE, ZIRCONOCENE, AND VANADOCENE DICHLORIDE COMPLEXES WITH 2 ETHANEDIYL BRIDGES

被引:32
作者
DORER, B [1 ]
PROSENC, MH [1 ]
RIEF, U [1 ]
BRINTZINGER, HH [1 ]
机构
[1] UNIV KONSTANZ,FAK CHEM,D-78464 CONSTANCE,GERMANY
关键词
D O I
10.1021/om00022a023
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A bis(cyclopentadienyl) ligand containing two ethanediyl bridges is obtained by Skattebol rearrangement of the bis(dibromocarbene) adduct of 1,2,5,6-tetramethylenecyclooctane. Reactions of its dilithium salt with TiCl3(THF)3, ZrCl4, and VCl3(THF)3 afford, after appropriate workup, the corresponding doubly bridged metallocene dichlorides. X-ray diffraction studies give space group P2(1)/n for all three of the complexes (C2H4)2(C5H3)2TiCl2, (C2H4)2(C5H3)2ZrCl2, and (C2H4)2(C5H3)2VCl2.
引用
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页码:3868 / 3872
页数:5
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