2-((4-(3,4-Xylyloxy)butyl)amino)ethanethiol hydrogen sulfate (ester) 21220-70-2 BRN 2149184 Ethanethiol, 2-(4-(3,4-xylyloxy)butyl)amino-, hydrogen sulfate (ester) S-2-((4-(3,4-Xylyloxy)butyl)amino)ethyl thiosulfate Thiosulfuric acid, S-(2-((4-(3,4-xylyloxy)butyl)amino)ethyl) ester WR 3343