68413-92-3 Benzenemethanesulfonic acid, alpha-hydroxy-3,4-dimethoxy-, monosodium salt EINECS 270-263-6 Sodium alpha-hydroxy-3,4-dimethoxytoluene-alpha-sulphonate Veratraldehyde bisulfite, monosodium salt alpha-Hydroxy-3,4-dimethoxybenzenemethanesulfonic acid, monosodium salt alpha-Hydroxy-3,4-dimethoxyphenylmethanesulfonic acid, monosodiumsalt