1,3-Benzodioxole-5-methanesulfonic acid, alpha-hydroxy-, monosodium salt 3,4-(Methylenedioxy)-alpha-hydroxy-alpha-toluenesulfonic acid, monosodium salt 37589-10-9 EINECS 253-556-3 Sodium alpha-hydroxy-3,4-methylenedioxytoluene-alpha-sulphonate