4-Desmethoxy omeprazole

SL-2183

4-Desmethoxy omeprazole, >98%

CAS No. : [110374-16-8]

MDL No. : MFCD08272115

Synonyms : Esomeprazole impurity B; Esomeprazol EP impurity B; Omeprazole EP impurity B

IUPAC Name : 2-[[(3,5-Dimethyl-2-pyridinyl)methyl]sulfinyl]-6-methoxy-1H-benzimidazole

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5MG	Request A Quote		Back Order	Estimated to ship on 04 October 2026
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Applications : 4-Desmethoxy omeprazole is a metabolite and an impurity of Omeprazole (Omeprazole EP impurity B).

References : Braendstroem A. et al.: Acta Chem. Scandinavica, 44, 298, 1990; Singh P. et al.: Drug Design Delivery, 7, 131, 1991.

Storage : Keep container tightly closed under nitrogen or argon and refrigerate for long-term shelf life.

Caution : In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing and gloves.