(3-Amino-3-carboxypropyl)dimethylsulphonium methyl sulphate (3-Carboxy-3-aminopropyl)dimethylsulfonium methylsulfate 73927-14-7 EINECS 277-637-8 Methylmethioninmethosulfat [German] Sulfonium, (3-amino-3-carboxypropyl)dimethyl-, methyl sulfate Sulfonium, (3-carboxy-3-aminopropyl)dimethyl-, methyl sulfate