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4-Methoxy Rabeprazole

Catalog No. : DI-O-08047
CAS Number : 102804-77-3
Molecular Weight : 301.36
Molecular Formula : C15H15N3O2S
Synonym : Rabeprazole Impurity D;4-Methoxy Rabeprazole;2-[(4-methoxy-3-methylpyridin-2- yl)methanesulfinyl]-1H-1,3-benzodiazole; Rabeprazole Impurity D.
Application Notes : This Impurity will be formed due to the presence of startingmaterials namely 2- Chloromethyl-3-methyl-4 methoxy pyridine hydrochloride and 2-[[[4methoxy-3-methyl-2-pyridinyl] methyl]thio]-1H-benzimidazole is formed which undergoes oxidation to give this Impurity;Impurity in commercial preparations of Rabeprazole
References :Reddy, P., et al.: Pharmazie, 60, 814 (2005), Shao, F., et al.: Biopharm. Drug Dispos., 28, 177 (2007),