Issue 21, 2000

A novel route to advanced model systems for silica-immobilized olefin polymerization catalysts

Abstract

Constituting a novel synthetic route to model compounds for titanium catalysts immobilized on silica, the disilylated silsesquioxane derivative Cy7Si7O9(OH)(OSiMe3)2 2a, has been reacted with the ‘tucked-in’ fulvene complex Cp*Ti- (C5Me4CH2) to give the titanium(III) silsesquioxane Cp*2Ti[Cy7Si7O10(OSiMe3 )2] 3, while treatment of Cp*Ti- (C5Me4CH2) with Cy7Si7O9(OH)2(OSiMe3 ) 2b affords the mono(pentamethylcyclopentadienyl) complex Cp*Ti[Cy7- Si7O11(OSiMe3)][Cy7Si7 O10(OH)(OSiMe3)] 4 which is an advanced model compound for a catalytically active titanium center on a silica surface.

Supplementary files

Article information

Article type
Communication
Submitted
26 Apr 2000
Accepted
28 Sep 2000
First published
19 Oct 2000

Chem. Commun., 2000, 2153-2154

A novel route to advanced model systems for silica-immobilized olefin polymerization catalysts

F. T. Edelmann, S. Gießmann and A. Fischer, Chem. Commun., 2000, 2153 DOI: 10.1039/B007854I

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