1: 1.) NaNO2, aq. HCl, 2.) KI / 1.) 5 deg C, 30 min, 2.) water, a) RT, 1.5 h, b) 85 deg C, 10 min 2: 97 percent / 40percent aq. NaOH / methanol / 18 h / Heating View Scheme

1: 1.)NaNO2, HCl / 1.) water and methanol, 5 deg C, 5 min, 2.) water, 97 deg C, 20 min 2: 42.1 percent / aq. NaOH (40percent) / methanol / 10 h / Heating View Scheme

hydrogenchloride; sodium nitrite 1.) water and methanol, 5 deg C, 5 min, 2.) water, 97 deg C, 20 min; Yield given. Multistep reaction;