MONOPENTAMETHYLCYCLOPENTADIENYLTITANIUM(IV) HALO-ALKOXIDES, ALKYL-ALKOXIDES AND ACETYLACETONATES

被引:44
作者
GOMEZSAL, P
MARTIN, A
MENA, M
ROYO, P
SERRANO, R
机构
[1] Departamento de Quimica Inorgánica, Universidad de Alcalá, 28871 Alcalá de Henares, Campus Universitario
关键词
D O I
10.1016/0022-328X(91)86165-M
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Reactions of (C5Me5)TiCl3 with lithium alkoxides in 1:1 or 1:2 molar ratio have given the halo-alkoxides (C5Me5)TiCl3-n(OR)n(n = 1, R = Me, SiPh3; n = 2, R = SiPh3) and (C5Me5)TiCl (O2R')(R' = C6H4, C6H3-4-tBu). Protonolysis of (C5Me5)TiMe3 with HOSiPh3 and Hacac gives (C5Me5)TiMe(OSiPh3)2 and (C5Me5)TiMe2(acac), and (C5Me5)TiCl2Me likewise gives (C5Me5)TiCl2-(OC6H3-2,6-Me2) and (C5Me5)TiCl2(acac). The crystal structure of (C5Me5)TiCl2(OC6H3-2,6-Me2) has been determined and shows it to be monomeric, with a symmetry plane, a Ti-O distance of 1.785(2) angstrom, and a Ti-O-C angle of 162.3(2)-degrees.
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页码:77 / 84
页数:8
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