CAS: 99420-15-2 Molecular Formula: C13H8N2OS Molecular Weight (g/mol): 240.28 InChI Key: GBAKVEWPYUIGHN-UHFFFAOYSA-N Synonym: btzo 1,2-2-pyridyl-4h-1,3-benzothiazin-4-one,2-pyridin-2-yl-4h-benzo e 1,3 thiazin-4-one,2-pyridin-2-yl-4h-1,3-benzothiazin-4-one,2-pyridin-2-yl-1,3-benzothiazin-4-one,btzo-1,btzo hplc,2-2-pyridinyl-4h-1,3-benzothiazin-4-one PubChem CID: 9837640 IUPAC Name: 2-pyridin-2-yl-1,3-benzothiazin-4-one SMILES: C1=CC=C2C(=C1)C(=O)N=C(S2)C3=CC=CC=N3