A potential impurity found in bulk preparations of pantoprazole
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Pantoprazole sulfone N-oxide

Item No. 35199

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
6-(difluoromethoxy)-2-[[(3,4-dimethoxy-1-oxido-2-pyridinyl)methyl]sulfonyl]-1H-benzimidazole
CAS Number
953787-55-8
Molecular Formula
C16H15F2N3O6S
Formula Weight
415.4
Purity
≥98%
Formulation (Request formulation change)
A crystalline solid
Solubility(Learn about Variance in Solubility)
DMF: 13 mg/mLDMSO: 3 mg/mLEthanol: Slightly solublePBS (pH 7.2): 0.5 mg/mL
λmax
279 nm
SMILES
FC(F)OC1=CC=C(N=C(S(CC2=C(OC)C(OC)=CC=[N+]2[O-])(=O)=O)N3)C3=C1
InChi Code
InChI=1S/C16H15F2N3O6S/c1-25-13-5-6-21(22)12(14(13)26-2)8-28(23,24)16-19-10-4-3-9(27-15(17)18)7-11(10)20-16/h3-7,15H,8H2,1-2H3,(H,19,20)
InChi Key
BNTHABONYHEKQR-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    1 mg

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    5 mg

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    10 mg

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    25 mg

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    Product Description

    Pantoprazole sulfone N-oxide is a potential impurity found in bulk preparations of the proton pump inhibitor pantoprazole.1

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Reddy, G.M., Bhaskar, B.V., Reddy, P.P., et al. Structural identification and characterization of potential impurities of pantoprazole sodium. J. Pharm. Biomed. Anal. 45(2), 201-210 (2007).