Sub Group: Metal Isotopes Alphabetical Listing Catalog Number: 10654 Formula: C3H9NO3S CAS Number: 3687-18-1 Molecular Weight: 139.17 Synonyms: 3-Amino-1-propanesulfonic Acid3-Aminopropiosulfonic Acid3-SulfopropylamineAlzhemedNC 758NSC 77071Tramiprosate