CAS No 95510-70-6

IUPAC Sodium 5-methoxy-2-[(RS)-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl] sulphinyl]-1H-benzimidazole

Catalogue No. PACE-O05001

Molecular Formula C₁₇H₁₉N₃NaO₃S

Molecular Weight 368.4 g/mol

Synonyms -

CAS No 110374-16-8

IUPAC 2-[(RS)-[(3,5-dimethylpyridin-2-yl)methyl]sulphinyl]-5-methoxy-1H-benzimidazole

Catalogue No. PACE-O05003

Molecular Formula C₁₆H₁₇N₃O₂S

Molecular Weight 315.4 g/mol

Synonyms Esomeprazole EP Impurity B , 4-Desmethoxy Omeprazole

CAS No 73590-85-9

IUPAC 5-methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)thio)-1H-benzo[d]imidazole

Catalogue No. PACE-O05004

Molecular Formula C₁₇H₁₉N₃O₂S

Molecular Weight 329.4 g/mol

Synonyms Esomeprazole EP Impurity C , Omeprazole Sulfide 

CAS No 88546-55-8

IUPAC 5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphonyl]-1H-benzimidazole

Catalogue No. PACE-O05005

Molecular Formula C₁₇H₁₉N₃O₄S

Molecular Weight 361.4 g/mol

Synonyms Esomeprazole EP Impurity D , Omeprazole USP Related Compound A , Omeprazole sulphone