1: 56 percent / H2O / 72 h / Heating 2: 95 percent / SOCl2 / CHCl3 / 2 h / Heating 3: 97 percent / dimethylformamide / 1 h / 80 °C 4: 85 percent / aq. NaOH / 1.17 h / Heating 5: 44 percent / ethanol / 4.5 h / Heating View Scheme

1: 95 percent / SOCl2 / CHCl3 / 2 h / Heating 2: 97 percent / dimethylformamide / 1 h / 80 °C 3: 85 percent / aq. NaOH / 1.17 h / Heating 4: 44 percent / ethanol / 4.5 h / Heating View Scheme

1: 97 percent / dimethylformamide / 1 h / 80 °C 2: 85 percent / aq. NaOH / 1.17 h / Heating 3: 44 percent / ethanol / 4.5 h / Heating View Scheme

1: 85 percent / aq. NaOH / 1.17 h / Heating 2: 44 percent / ethanol / 4.5 h / Heating View Scheme

in ethanol 4.5 h; Heating;