CAS: 15471-17-7 Molecular Formula: C8H11NO3S Molecular Weight (g/mol): 201.24 MDL Number: MFCD00064468 InChI Key: REEBJQTUIJTGAL-UHFFFAOYSA-N Synonym: 3-pyridin-1-ium-1-yl propane-1-sulfonate,ndsb-201,1-3-sulphonatopropyl pyridinium,unii-qn4i6ai9ek,3-1-pyridinio-1-propanesulfonate,1-pyridiniumpropane-3-sulfonate,qn4i6ai9ek,1-3-sulfopropyl pyridinium hydroxide, inner salt,pyridinium, 1-3-sulfopropyl-, inner salt,1-3-sulfonatopropyl pyridin-1-ium PubChem CID: 84929 IUPAC Name: 1-(3-sulfonatopropyl)pyridin-1-ium SMILES: [O-]S(=O)(=O)CCC[N+]1=CC=CC=C1