dimethyl sulfoxide T=90 - 95°C; 48 h;

1: N-bromosuccinimide, azobisisobutyronitrile / CCl4 / 1.5 h / Heating 2: bromine / CCl4 / Heating 3: 94 percent / aq. AgNO3 / acetonitrile / 1 h / Heating 4: 59 percent / dimethyl sulfoxide / 48 h / 90 - 95 °C View Scheme

1: bromine / CCl4 / Heating 2: 94 percent / aq. AgNO3 / acetonitrile / 1 h / Heating 3: 59 percent / dimethyl sulfoxide / 48 h / 90 - 95 °C View Scheme

1: 94 percent / aq. AgNO3 / acetonitrile / 1 h / Heating 2: 59 percent / dimethyl sulfoxide / 48 h / 90 - 95 °C View Scheme

water; hydroxide; hydrogen cation; sodium chloride 1) dioxane, 2) H2O, dioxane; Multistep reaction;