perchloric acid; dihydrogen peroxide; potassium bromide; NH4VO3 in water; acetonitrile 15 h; Ambient temperature;

sodium hydrogencarbonate; sodium sulfite in methanol; water T=25°C; 0.25 h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

1: 1.) bromine / 1.) CS2, 80 min, 25 deg C; 2.) water, 70 deg C 2: bromine / CS2 3: Na2SO3, NaHCO3 / H2O; methanol / 0.25 h / 25 °C View Scheme

bromine in carbon disulfide Yields of byproduct given. Title compound not separated from byproducts;

perchloric acid; dihydrogen peroxide; potassium bromide; NH4VO3 in water; acetonitrile 15 h; Ambient temperaturevar. of ratio, conc., catalyst, halogen, reagent, solvent, time, without catalyst, H2O2; Product distribution;

bromine 1.) CS2, 80 min, 25 deg C; 2.) water, 70 deg C; Multistep reaction;