CAS: 55589-62-3 Molecular Formula: C4 H4 N O4 S . K Molecular Weight (g/mol): 201.24 Synonym: 1,2,3-Oxathiazin-4(3H)-one, 6-methyl-, 2,2-dioxide, potassium salt (9CI),6-Methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide potassium salt,Acesulfame K,Acesulfame potassium,E 950,Otizon,Potassium 3,4-dihydro-6-methyl-1,2,3-oxathiazine-4-one-2,2-dioxide,Potassium acesulfamate,Potassium acesulfame,Sunett,Sunett D,Sunnett,Sweet One IUPAC Name: potassium;6-methyl-2,2-dioxo-1-oxa-2λ^{6}-thia-3-azanidacyclohex-5-en-4-one SMILES: [K+].CC1=CC(=O)[N-]S(=O)(=O)O1