1: 68 percent / sulphuryl chloride / CHCl3 / 4 h / Ambient temperature 2: 10 h / Ambient temperature 3: K2CO3 / acetone / 5 h / Heating 4: 1M NaOH / 0.5 h / Heating View Scheme

1: K2CO3 / acetone / 5 h / Heating 2: 1M NaOH / 0.5 h / Heating View Scheme

1: 10 h / Ambient temperature 2: K2CO3 / acetone / 5 h / Heating 3: 1M NaOH / 0.5 h / Heating View Scheme

sodium hydroxide 0.5 h; Heating; Yield given;