SEARCH Articles Figures Tables Enantioselectivity hydrogenation Hydrogen acid catalyzed Hydrogen catalyzed Hydrogen enantioselective Hydrogen enantioselectivity Hydrogenation enantioselective Hydrogenation of acids Hydrogenation, catalyzed Hydrogenation, catalyzed ruthenium Ruthenium acid hydrogenation Ruthenium acids Ruthenium catalyzed Ruthenium hydrogenation Vinylphosphonates Vinylphosphonic acids hydrogenation