2-((3-(Methylamino)propyl)amino)ethanethiol dihydrogen phosphate (ester) 20751-90-0 BRN 5508739 Ethanethiol, 2-((3-(methylamino)propyl)amino)-, dihydrogen phosphate (ester) Phosphorothioic acid, S-(2-((3-(methylamino)propyl)amino)ethyl) ester Phosphorothioic acid, S-(2-((3-(methylamino)propyl)amino)ethyl) ester (8CI)(9CI) WR 3689