SEARCH Articles Figures Tables Addition of hydrogen Addition of radicals Addition, hydrogenation Additives, hydrogenated Bromides hydrogenation Butenes, addition Free radical addition Free-radical addition of hydrogen bromide Hydrogen bromid Hydrogen bromide Hydrogen bromide free radical addition Hydrogen, free Hydrogenation butenes Hydrogenation of 1-butene Hydrogenative addition Of 1-butene Radical addition hydrogen bromide