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    Monofunctional Hyperbranched Ethylene Oligomers by Thomas Wiedemann (1850746)

    Published 2014
    “…The neutral κ<sup>2</sup><i>N</i>,<i>O</i>-salicylaldiminato Ni­(II) complexes [κ<sup>2</sup><i>N</i>,<i>O</i>-{(2,6-(3′,5′-R<sub>2</sub>C<sub>6</sub>H<sub>3</sub>)<sub>2</sub>C<sub>6</sub>H<sub>3</sub>-NC­(H)-(3,5-I<sub>2</sub>-2-O-C<sub>6</sub>H<sub>2</sub>)}]­NiCH<sub>3</sub>(pyridine)] (<b>1a-pyr</b>, R = Me; <b>1b-pyr</b>, R = Et; <b>1c-pyr</b>, R = <i>i</i>Pr) convert ethylene to hyperbranched low-molecular-weight oligomers (<i>M</i><sub>n</sub> ca. 1000 g mol<sup>–1</sup>) with high productivities. …”
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