Lansoprazole Impurities

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Impurity structure Parent Drug Name Name of Impurity Catalogue No. CAS No.
Cumene hydroperoxide Lansoprazole

Cumene hydroperoxide

VL92005 80-15-9
Destrifluoroethoxy Lansoprazole Lansoprazole

Destrifluoroethoxy Lansoprazole

VE0010769 60524-97-2
Lansoprazole 5-Hydroxy Impurity Lansoprazole

Lansoprazole 5-Hydroxy Impurity

VE0015585 131926-98-2
Lansoprazole Acid Impurity Lansoprazole

Lansoprazole Acid Impurity

VL92002 N/A
Lansoprazole Desulphur Impurity Lansoprazole

Lansoprazole Desulphur Impurity

VE0010766 1409978-52-4
Lansoprazole EP Impurity A Lansoprazole

Lansoprazole EP Impurity A

VL92001 213476-12-1
Lansoprazole EP Impurity B Lansoprazole

Lansoprazole EP Impurity B

VL92003 131926-99-3
Lansoprazole EP Impurity C Lansoprazole

Lansoprazole EP Impurity C

VL92004 103577-40-8
Lansoprazole EP Impurity D Lansoprazole

Lansoprazole EP Impurity D

VL92009 615-16-7
Lansoprazole EP Impurity E Lansoprazole

Lansoprazole EP Impurity E

VL92006 N/A
Lansoprazole EP Impurity H Lansoprazole

Lansoprazole EP Impurity H

VE007736 1346598-28-4
Lansoprazole Hydroxymethyl Impurity Lansoprazole

Lansoprazole Hydroxymethyl Impurity

VE0015745 103577-66-8
Lansoprazole Impurity 1 Lansoprazole

Lansoprazole Impurity 1

VE0015735 N/A
Lansoprazole Impurity 10 Lansoprazole

Lansoprazole Impurity 10

VE0015743 463299-54-9
Lansoprazole Impurity 11 Lansoprazole

Lansoprazole Impurity 11

VE0015744 463299-55-0
Lansoprazole Impurity 23 (HCl Salt) Lansoprazole

Lansoprazole Impurity 23 (HCl Salt)

VE0015742 127337-60-4
Lansoprazole Impurity 3 Lansoprazole

Lansoprazole Impurity 3

VE0015732 N/A
Lansoprazole Impurity 33 Chloride Lansoprazole

Lansoprazole Impurity 33 Chloride

VE0015746 2730135-08-5
Lansoprazole Impurity 4 Lansoprazole

Lansoprazole Impurity 4

VE0015736 142384-07-4
Lansoprazole N-(3-Methyl-4-Trifluoroethoxyl-Pyridin-2-yl) Impurity Lansoprazole

Lansoprazole N-(3-Methyl-4-Trifluoroethoxyl-Pyridin-2-yl) Impurity

VE0015748 1083100-26-8
Lansoprazole N-Trifluoroethyl Impurity Lansoprazole

Lansoprazole N-Trifluoroethyl Impurity

VE0015747 1187926-84-6
Lansoprazole Nitroso Impurity Lansoprazole

Lansoprazole Nitroso Impurity

VE007769 N/A
Lansoprazole Pyridine N-Oxide Lansoprazole

Lansoprazole Pyridine N-Oxide

VE0015734 163119-30-0
Lansoprazole Related Compound B Lansoprazole

Lansoprazole Related Compound B

VE0010532 1288338-69-1
Lansoprazole S-Isomer Lansoprazole

Lansoprazole S-Isomer

VE008494 138530-95-7
Lansoprazole Sulfenamide Active Metabolite Lansoprazole

Lansoprazole Sulfenamide Active Metabolite

VE0011503 111712-15-3
Lansoprazole Sulfone 4-Nitro Analog Lansoprazole

Lansoprazole Sulfone 4-Nitro Analog

VE008495 1187926-85-7
Lansoprazole Sulfone N-Oxide Lansoprazole

Lansoprazole Sulfone N-Oxide

VE0010771 953787-54-7
Lansoprazole Thioxo Impurity Lansoprazole

Lansoprazole Thioxo Impurity

VE0010767 1246819-06-6
Lansoprazole-D4 Lansoprazole

Lansoprazole-D4

DVE00722 934294-22-1
(R)-Lansoprazole-D4 Lansoprazole

(R)-Lansoprazole-D4

DVE00723 N/A
1-(1H-benzo[d]imidazol-2-yl)-2,3-dimethylpyridin-4(1H)-one Lansoprazole

1-(1H-benzo[d]imidazol-2-yl)-2,3-dimethylpyridin-4(1H)-one

VE0013555 N/A
1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole Lansoprazole

1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzimidazole

VE0010934 1083100-27-9
2-(((1H-benzo[d]imidazol-2-yl)thio)methyl)-3-methylpyridin-4-ol Lansoprazole

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

VE0013556 131926-97-1
2-(((2H-benzo[d]imidazol-2-ylidene)(3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl)thio)-1H-benzo[d]imidazole Lansoprazole

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

VE0013557 1683584-88-4
2-(Chloromethyl)-3-methyl-4-nitropyridine Lansoprazole

2-(Chloromethyl)-3-methyl-4-nitropyridine

VE0018954 116418-99-6
2-[[[3-Methyl-4-nitro-2-pyridyl]methyl]thio]benzimidazole Lansoprazole

2-[[[3-Methyl-4-nitro-2-pyridyl]methyl]thio]benzimidazole

VE0010772 152402-98-7
2-Aminoaniline Lansoprazole

2-Aminoaniline

VL92008 95-54-5
2-Hydroxy Methyl-3-Methyl-4-(2,2,2-Trifluroethoxy) Pyridine Hydrochloride Lansoprazole

2-Hydroxy Methyl-3-Methyl-4-(2,2,2-Trifluroethoxy) Pyridine Hydrochloride

VE0020279 253345-80-1
2,3-dimethyl-4-nitro pyridine-1-oxide Lansoprazole

2,3-dimethyl-4-nitro pyridine-1-oxide

VL92007 37699-43-7
4-Ethoxyacetophenone Impurity Lansoprazole

4-Ethoxyacetophenone Impurity

VE0020209 1676-63-7
7-(3-Methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)-7H-benzo[4,5]imidazo[2,1-b]benzo[4,5]imidazo[2,1-d][1,3,5]thiadiazine Lansoprazole

7-(3-Methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)-7H-benzo[4,5]imidazo[2,1-b]benzo[4,5]imidazo[2,1-d][1,3,5]thiadiazine

VE0010770 1781244-56-1