Lansoprazole EP Impurity A (Lansoprazole N-Oxide)

(3-methyl-5-(2,2,2-trifluoroethoxy)pyridin-2-yl)methanol

2,3-dimethyl-5-nitropyridine1-oxide

2-mercapto-1H-benzo[d]imidazol-5-ol

2,3-dimethyl-4-(2,2,2-trifluoroethoxy)pyridine

(R)-2-(((1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-3-methyl-4-(2,2,2-trifluoroethoxy)pyridine1-oxide

2,3-dimethyl-4-(2,2,2-trifluoroethoxy)pyridine1-oxide

2-(((1H-benzo[d]imidazol-2-yl)thio)methyl)-3-methyl-4-(2,2,2-trifluoroethoxy)pyridine1-oxide

2-(3-methyl-2-methylene-4-(2,2,2-trifluoroethoxy)pyridin-1(2H)-yl)-1H-benzo[d]imidazole

2-(((1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-3-methylpyridin-4-ol

2-((3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methoxy)-1H-benzo[d]imidazole

2-(((1H-benzo[d]imidazol-2-yl)thio)methyl)-3-methylpyridin-4(1H)-one

1-methyl-12-thioxobenzo[4',5']imidazo[2',1':2,3]imidazo[1,5-a]pyridin-2(12H)-one

1-((3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl)-2-(((3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole

5-(1H-benzo[d]imidazol-2-yl)-4-methyl-3-(2,2,2-trifluoroethoxy)benzo[4,5]imidazo[1,2-b]pyrido[1,2-d][1,2,4]thiadiazine

2-(chloromethyl)-3-methyl-4-(2,2,2-trifluoroethoxy)pyridine

2-(((4-chloro-3-methylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole

(2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-(2-(((3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazol-1-yl)tetrahydro-2H-pyran-2-carboxylicacid

2-(((3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl)thio)-1H-benzo[d]imidazol-7-ol

2-(((3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole-D4

2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfonyl]-1H-benzimidazole;
Lansoprazole USP Related Compound A