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Fenbendazole sulfone

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Fenbendazole sulfone Basic information

Product Name:
Fenbendazole sulfone
Synonyms:
  • FENBENDAZOLE SULFONE
  • Carbamic acid, [5-(phenylsulfonyl)-1H-benzimidazol-2-yl]-, methyl ester (9CI)
  • HOE 5151
  • Methyl [5-(phenylsulfonyl)-1H-benzimidazol-2-yl]carbamate
  • oxfendazole sulfone
  • [5-(Phenylsulfonyl)-1H-benziMidazol-2-yl]carbaMic Acid Methyl Ester
  • Methyl (5-(phenylsulfonyl)-1H-benzo[d]iMidazol-2-yl)carbaMate
  • Fenbendazole sulfone solution,100ppm
CAS:
54029-20-8
MF:
C15H13N3O4S
MW:
331.35
Product Categories:
  • Amines
  • Aromatics
  • Heterocycles
  • Intermediates & Fine Chemicals
  • Metabolites & Impurities
  • Pharmaceuticals
  • Sulfur & Selenium Compounds
  • Various Metabolites and Impurities
  • Metabolites
Mol File:
54029-20-8.mol
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Fenbendazole sulfone Chemical Properties

Melting point:
>300°C
Density 
1.486±0.06 g/cm3(Predicted)
storage temp. 
-20°C Freezer
solubility 
DMF: 10 mg/ml; DMSO: 10 mg/ml
pka
10.14±0.10(Predicted)
BRN 
703211
CAS DataBase Reference
54029-20-8
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Safety Information

Hazard Codes 
Xn
Risk Statements 
22-38
Safety Statements 
22-24/25
WGK Germany 
3
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Fenbendazole sulfone Usage And Synthesis

Description

Fenbendazole sulfone is a minor metabolite of the anthelmintic fenbendazole[1]. Fenbendazole undergoes oxidation to form oxfendazole, which is further oxidized to form fenbendazole sulfone.

Chemical Properties

Pale Pink Solid

Uses

A metabolite of Fenbendazole (F246750).

References

[1] Short, C.R., Flory, W., Hsieh, L.C., et al. The oxidative metabolism of fenbendazole: A comparative study. J. Vet. Pharmacol. Ther. 11(1), 50-55 (1988).
[2] BRETT J. HENRY. Validation of an LC–MS/MS method for assessment of fenbendazole sulfone drug residue in northern bobwhite liver[J]. Biomedical Chromatography, 2023, 37 8. DOI:10.1002/bmc.5637.

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