Bifunctional catalyst
Encyclopedia
A bifunctional catalyst is term coined to refer to a specific set of hydrogenation catalyst containing Lewis acid
and Lewis base.
Lewis acid
]The term Lewis acid refers to a definition of acid published by Gilbert N. Lewis in 1923, specifically: An acid substance is one which can employ a lone pair from another molecule in completing the stable group of one of its own atoms. Thus, H+ is a Lewis acid, since it can accept a lone pair,...
and Lewis base.