Esomeprazole impurity

ASZ-A  2-Mercapto-5MethoxybenziMidazole;EsoMeprazole related substance A;H118/87  37052-78-1

ASZ-B   4-DesMethoxy OMeprazole;EsoMeprazole related substance B   110374-16-8

ASZ-C  5-methoxy-2-(((4-methoxy-3,5dimethylpyridin-2-yl)methyl)thio)-1Hbenzo[d]imidazole  73590-85-9

ASZ-D  OMeprazole sulfone;EsoMeprazole related substance D;H168/66  88546-55-8

ASZ-E  OMeprazole N-oxide;EsoMeprazole related substance E  176219-04-8

ASZ-E01  4-methoxy-2-(((5-methoxy-1Hbenzo[d]imidazol-2-yl)thio)methyl)-3,5dimethylpyridine 1-oxide  142885-92-5

ASZ-F  (S)-5-methoxy-2-(((4-methoxy-3,5dimethylpyridin-2-yl)methyl)sulfinyl)1H-benzo[d]imidazole  161796-77-6

ASZ-G  6-methoxy-2-(((4-methoxy-3,5dimethylpyridin-2-yl)methyl)sulfinyl)1H-benzo[d]imidazole  73590-58-6

ASZ-H  2-[[(3,5-Dimethyl-4-nitro-2pyridinyl)methyl]sulfinyl]-5-methoxy1H-benzimidazole  317807-10-6

ASZ-J  2-(((4-chloro-3,5-dimethylpyridin-2yl)methyl)sulfinyl)-6-methoxy-1Hbenzo[d]imidazole  863029-89-4

ASZ-K (((4-methoxy-3,5-dimethylpyridin-2yl)methyl)sulfinyl)-1Hbenzo[d]imidazole compound with 6methoxy-1-((4-methoxy-3,5dimethylpyridin-2-yl)methyl)-2-(((4methoxy-3,5-dimethylpyridin-2yl)methyl)sulfinyl)-1Hbenzo[d]imidazole (1:1)

ASZ-RS 8-methoxy-1,3-dimethyl-12thioxobenzo[4',5']imidazo[2',1':2,3]imida zo[1,5-a]pyridin-2(12H)-one compound with 9-methoxy-1,3-dimethyl-12thioxobenzo[4',5']imidazo[2',1':2,3]imida zo[1,5-a]pyridin-2(12H)-one (1:1)  125656-82-8 /125656-83-9

ASZ-I OMeprazole Sulfone N-Oxide 158812-85-2

ASZ-H215前 体 4-Hydroxy OMeprazole Sulfide;EsoMeprazole related substance  103876-98-8

ASZ-H215/02  2,2'-(disulfanediylbis(methylene))bis(1(5-methoxy-1H-benzo[d]imidazol-2-yl)3,5-dimethylpyridin-4(1H)-one)  1803449-02-6

ASZ-H431  1-(5-Methoxy-1H-benzo[d]iMidazol-2yl)-3,5-diMethyl-4-oxo-1,4dihydropyridine-2-carboxylic acid, aMMonia salt;EsoMeprazole related substance H431/41   1227380-90-6

ASZ-H193 6-methoxy-2-(((4-methoxy-3,5dimethylpyridin-2-yl)methyl)sulfinyl)-1methyl-1H-benzo[d]imidazole AND 5-  methoxy-2-(((4-methoxy-3,5dimethylpyridin-2-yl)methyl)sulfinyl)-1methyl-1H-benzo[d]imidazole  784143-42-6 89352-76-1

ASZ-H215/01  4sodium 2-(((3,5-dimethyl-4oxidopyridin-2-yl)methyl)sulfinyl)-5methoxybenzo[d]imidazol-1-ide  1803449-15-1（free base： 301669-82-9）

AZS-B04  2-(chloromethyl)-3,5-dimethylpyridine hydrochloride  73590-93-9

AZS-B05  2-(((3,5-dimethylpyridin-2yl)methyl)thio)-6-methoxy-1Hbenzo[d]imidazole  704910-89-4

AZS-20  (4-methoxy-3,5-dimethylpyridin-2yl)methanol  86604-78-6

AZS-22  5-methoxy-2-((4-methoxy-3,5dimethylpyridin-2-yl)methyl)-1Hbenzo[d]imidazole