toluene-4-sulfonic acid Esterification; 8 h; Heating;

1: 95 percent / NaHCO3 / dimethylformamide / 8 h 2: 22 percent / NBS; benzoyl peroxide / CCl4 / 72 h / Heating 3: 90 percent / dimethylformamide / 2 h 4: 80 percent / aq. HCl; AcOH / 4 h / Heating 5: 88 percent / p-toluenesulfonic acid monohydrate / 8 h / Heating View Scheme

1: 22 percent / NBS; benzoyl peroxide / CCl4 / 72 h / Heating 2: 90 percent / dimethylformamide / 2 h 3: 80 percent / aq. HCl; AcOH / 4 h / Heating 4: 88 percent / p-toluenesulfonic acid monohydrate / 8 h / Heating View Scheme

1: 90 percent / dimethylformamide / 2 h 2: 80 percent / aq. HCl; AcOH / 4 h / Heating 3: 88 percent / p-toluenesulfonic acid monohydrate / 8 h / Heating View Scheme

1: 80 percent / aq. HCl; AcOH / 4 h / Heating 2: 88 percent / p-toluenesulfonic acid monohydrate / 8 h / Heating View Scheme