Volume 56, Issue 6 pp. e236-e237

Tri­benzyl{η5-[2-(p-tolyl)­prop-2-yl]­cyclo­penta­dienyl}­zirconium

Jörg Saßmannshausen

Jörg Saßmannshausen

Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, D-45470 Mülheim an der Ruhr, Germany

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Jörg Rust

Jörg Rust

Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, D-45470 Mülheim an der Ruhr, Germany

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Richard Goddard

Richard Goddard

Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, D-45470 Mülheim an der Ruhr, Germany

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First published: 30 June 2004
Richard Goddard, e-mail: [email protected]

Abstract

The title compound, [Zr(C7H7)3(C15H17)], (I), crystallizes from light petroleum with two independent mol­ecules in the asymmetric unit. Whereas in the parent mol­ecule, Zr(η5-C5H5)(CH2Ph)3, all three Zr—CH2Ph angles are equal, in (I), they differ significantly. In spite of their different environments, both independent mol­ecules in (I) exhibit a small, an expected, and a large Zr—CH2Ph angle. The angles are similar to those of the closely related tri­benzyl­[η5-(benzyl­di­methyl­silyl)­cyclo­penta­dienyl]­zirconium complex. The smallest Zr—CH2Ph angle and the consequently relatively short Zr⋯Cipso distance are indicative of η2-bonding of the benzyl group.

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