1: 1.) NH4OH; 2.) conc. HCl / 1.) 60 - 65 deg C, 12 h; 2.) 0 - 5 deg C 2: 68 percent / 47percent HBr, AcOH / 10 h / Heating View Scheme

hydrogenchloride; ammonium hydroxide 1.) 60 - 65 deg C, 12 h; 2.) 0 - 5 deg C; Yield given. Multistep reaction;