Reversible, Metal-Free, Heterolytic Activation of H2 at Room Temperature

Abstract
The combination of the borane B(p-C6F4H)3 and (o-C6H4Me)3P activates H2 to give [(o-C6H4Me)3PH][HB(p-C6F4H)3]. This salt when placed under vacuum releases H2 at room temperature.