1-Phenyl-2-aminoethylthiosulfuric acid 2218-01-1 BRN 2809152 Thiosulfuric acid, S-(2-amino-1-phenylethyl) ester Thiosulfuric acid, S-(alpha-(aminomethyl)benzyl) ester (8CI) WR 769 alpha-Toluenethiol, alpha-(aminomethyl)-, hydrogen sulfate (7CI)