Synthesis of Amines Ammonia,primary amines,and secondary amines can all be used in reductive amination yielding primary,secondary, and tertiary amines,respectively R NH3 H2/cat. R"NH2 R"2NH H2/cat. H2/cat. NH2 NHR" H NR"2 R R R Primary amine Secondary amine Tertiary amine ▪ Ammonia, primary amines, and secondary amines can all be used in reductive amination yielding primary, secondary, and tertiary amines, respectively Synthesis of Amines