sodium dithionite in methanol; water T=40°C; 6 h;

1: 24.2 g / triethylamine / ethanol / 2 h / 40 - 45 °C 2: trimethylphosphite / propan-1-ol / 1.5 h / Heating 3: aq. NaOH / 3 h / Heating View Scheme

1: trimethylphosphite / propan-1-ol / 1.5 h / Heating 2: aq. NaOH / 3 h / Heating View Scheme

1: 32 g / sodium hypochlorite; potassium hydroxide / aq. ethanol / 0 °C 2: 24.2 g / triethylamine / ethanol / 2 h / 40 - 45 °C 3: trimethylphosphite / propan-1-ol / 1.5 h / Heating 4: aq. NaOH / 3 h / Heating View Scheme

sodium hydroxide 3 h; Heating;