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Additives boosting the performance of tungsten imido-mediated ethylene dimerization systems for industrial application

Messinis, Antonis M.; Wright, William R.H.; Hanton, Martin J.; Dyer, Philip W.

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Authors

Antonis M. Messinis

William R.H. Wright

Martin J. Hanton



Abstract

While activation of tungsten bis(imido) complexes [WCl2(NAr)2(dme)] with EtAlCl2 affords active, and moderately selective ethylene dimerization catalysts, addition of Et3N or Oct4NCl leads to a doubling in productivity and activity, along with increased selectivity (e.g. >93% C4, >99% 1-C4). The performance of the resulting tungsten-based catalyst package is competitive with that of Axens’ commercialised Ti-based AlphaButol process and exemplifies the wide potential of similar additives in selective oligomerization.

Citation

Messinis, A. M., Wright, W. R., Hanton, M. J., & Dyer, P. W. (2020). Additives boosting the performance of tungsten imido-mediated ethylene dimerization systems for industrial application. Chemical Communications, 56(50), 6886-6889. https://doi.org/10.1039/d0cc03077e

Journal Article Type Article
Acceptance Date May 13, 2020
Online Publication Date May 14, 2020
Publication Date Jun 25, 2020
Deposit Date May 14, 2020
Publicly Available Date Mar 29, 2024
Journal Chemical Communications
Print ISSN 1359-7345
Electronic ISSN 1364-548X
Publisher Royal Society of Chemistry
Peer Reviewed Peer Reviewed
Volume 56
Issue 50
Pages 6886-6889
DOI https://doi.org/10.1039/d0cc03077e

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