CAS: 531-55-5 Molecular Formula: C15H16ClN3S Molecular Weight (g/mol): 305.824 MDL Number: MFCD00011935 InChI Key: DNDJEIWCTMMZBX-UHFFFAOYSA-N Synonym: C.I. 52010,N, N, N-Trimethylthionin PubChem CID: 68275 IUPAC Name: dimethyl-[7-(methylamino)phenothiazin-3-ylidene]azanium;chloride SMILES: CNC1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-]