1: 81.5 percent / KOH / methanol / 24 h / Heating 2: 1.) sodium nitrite, conc. HCl, 2.) sodium azide, sodium acetate / 1.) water, 3-7 deg C, water, room temp., 15 min View Scheme

hydrogenchloride; sodium azide; sodium acetate; sodium nitrite 1.) water, 3-7 deg C, water, room temp., 15 min; Yield given. Multistep reaction;