Methyl Benzene Sulphonate is used as a raw material for the dye and pharmaceutical industries, used as an alkylating agent in organic synthesis for the production of some synthetic dye. It can also be used clear for the manufacturing the thin-cation exchanger film. Methyl Benzene Sulphonate is a sulphonate ester which acts as a potential impurity in drug substances. Further, it exerts genotoxic effects in bacterial and mammalian cell systems.