SEARCH Articles Figures Tables Active hydrogen Active hydrogen compounds Activity in hydrogenation Activity, hydrogenation Carbonyl activation Carbonyl compounds hydrogenation Carbonyl hydrogen compounds Carbonylation activity Compounds hydrogen Hydrogen activated Hydrogen activation Hydrogen activity Hydrogen carbonylation Hydrogenated compounds Hydrogenation compounds Hydrogenation unsaturated Hydrogenation unsaturation Hydrogenation, activated Hydrogenous compounds In unsaturated Unsaturaled compounds hydrogenation Unsaturated carbonyl compounds