C19H19NO2S
Neat
325.42
+5°C
Room Temperature
Ketotifen Hydrogen Fumarate Imp. D (EP), Ketotifen Imp. D (EP), 4-[(aRaS)-1-Methylpiperidin-4-ylidene]-4, 9-dihydro-10H-benzo[4, 5]cyclo-hepta[1, 2-b]thiophen-10-one N-Oxide, Ketotifen N-Oxide, Ketotifen Hydrogen Fumarate Impurity D and Ketotifen Impurity D
C[N+]1([O-])CCC(=C2c3ccccc3CC(=O)c4sccc24)CC1
10-(1-methyl-1-oxidopiperidin-1-ium-4-ylidene)-5H-benzo[1, 2]cyclohepta[2 and 4-b]thiophen-4-one