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Activation of Hydrogen and Hydrogenation Catalysis by a Borenium Cation

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journal contribution
posted on 26.09.2012, 00:00 by Jeffrey M. Farrell, Jillian A. Hatnean, Douglas W. Stephan
The readily prepared borenium salt [(IiPr2)­(BC8H14)]­[B­(C6F5)4] (2) [IiPr2 = C3H2(NiPr)2] is shown to activate H2 heterolytically in the presence of tBu3P. Compound 2 also acts as a catalyst for the metal-free hydrogenation of imines and enamines at room temperature.