Nucleophilic attack at pyridine nitrogen and its use to access a novel mono-anionic ligand for iron-based ethylene polymerisation catalysts |
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| Authors: | Clentsmith Guy K B Gibson Vernon C Hitchcock Peter B Kimberley Brian S Rees Charles W |
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| Affiliation: | Dept of Chemistry, Imperial College, London, UK SW7 2AZ. |
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| Abstract: | Addition of MeLi to bis(imino)pyridines results in an unprecedented nucleophilic attack at pyridine nitrogen to afford novel mono-anionic [N,N,N] ligands: their treatment with FeCl3, followed by MAO activation, affords highly active ethylene polymerisation catalysts. |
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