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Isolation of a Dicationic Platinum Complex with Two Accessible Coordination Sites

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posted on 2016-02-18, 16:17 authored by Miriam A. Bowring, Robert G. Bergman, T. Don Tilley
The dicationic Pt complex [(<sup><i>t</i></sup>Bu<sub>2</sub>bpy)­Pt]­(NTf<sub>2</sub>)<sub>2</sub>·<sup>1</sup>/<sub>2</sub>C<sub>6</sub>H<sub>6</sub> (<sup><i>t</i></sup>Bu<sub>2</sub>bpy = 4,4′-di-<i>tert</i>-butyl-2,2′-bipyridine, NTf<sub>2</sub><sup>–</sup> = N­(SO<sub>2</sub>CF<sub>3</sub>)<sub>2</sub><sup>–</sup>) has been isolated and characterized. The new complex is supported by a simple bidentate bipyridine ligand and weakly coordinating, easily displaced triflimidate counterions. The Pt salt is competent for allylic C–H activation in aprotic, nonpolar media.

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