in ethanol 0.5 h; Heating;

1: 77 percent / sodium ethoxide / ethanol / 20 h / Heating 2: 82 percent / sodium hydroxide, sodium dithionite / H2O / 0.17 h / Heating 3: 76 percent / ethanol / 0.5 h / Heating View Scheme

1: 1.) sodium methoxide, 2.) ammonium chloride / 1.) methanol, RT, 2 h, 2.) methanol, RT, 2 h 2: 77 percent / sodium ethoxide / ethanol / 20 h / Heating 3: 82 percent / sodium hydroxide, sodium dithionite / H2O / 0.17 h / Heating 4: 76 percent / ethanol / 0.5 h / Heating View Scheme

1: 73 percent / hydrochloric acid, sodium nitrite / H2O / 1 h / Ambient temperature 2: 82 percent / sodium hydroxide, sodium dithionite / H2O / 0.17 h / Heating 3: 76 percent / ethanol / 0.5 h / Heating View Scheme

1: 82 percent / sodium hydroxide, sodium dithionite / H2O / 0.17 h / Heating 2: 76 percent / ethanol / 0.5 h / Heating View Scheme