| abstract |
Process for the preparation of perhalogenoalkylthioethers in which it is brought into contact, optionally in a solvent a reducing agent formed from a metal chosen from zinc, cadmium, aluminum, manganese, with sulfur dioxide, or formed from an alkaline dithionite or from an alkali, alkaline earth metal or metallic hydroxymethane sulfinate, or formed of a formate anion and sulfur dioxide, - a disulfide - a perfluoroalkyl halide. |