hydrogenchloride; sodium carbonate 24 h; Heating;

1: acetone / 5 h / Heating 2: 67 percent / 1.) 6 N HCl; 2.) 10 percent Na2CO3, pH=10-11 / 24 h / Heating View Scheme

1: benzene / 8 h / 0 °C 2: triethylamine / CHCl3 / 1 h / Ambient temperature 3: 3 N HCl, triethylamine / CHCl3 4: acetone / 5 h / Heating 5: 67 percent / 1.) 6 N HCl; 2.) 10 percent Na2CO3, pH=10-11 / 24 h / Heating View Scheme

1: triethylamine / CHCl3 / 1 h / Ambient temperature 2: 3 N HCl, triethylamine / CHCl3 3: acetone / 5 h / Heating 4: 67 percent / 1.) 6 N HCl; 2.) 10 percent Na2CO3, pH=10-11 / 24 h / Heating View Scheme

1: 3 N HCl, triethylamine / CHCl3 2: acetone / 5 h / Heating 3: 67 percent / 1.) 6 N HCl; 2.) 10 percent Na2CO3, pH=10-11 / 24 h / Heating View Scheme

hydrogenchloride 1) CHCl3, reflux, 2) 90 deg C; Yield given. Multistep reaction;