2-((9-Methoxynonyl)amino)ethanethiol hydrogen sulfate (ester) 21220-94-0 BRN 3055072 Ethanethiol, 2-(9-methoxynonyl)amino-, hydrogen sulfate (ester) S-2-((9-Methoxynonyl)amino)ethyl thiosulfate Thiosulfuric acid, S-(2-((9-methoxynonyl)amino)ethyl) ester