Category
Voriconazole
CAS Number
182369-73-9
Molecular Formula
C₁₆H₁₅F₂N₅O
Molecular Weight
331.32 g/mol
Synonym

(2RS,3SR)-2-(2,4-Difluorophenyl)-3-pyrimidin-4-yl-1-(1H-1,2,4-triazol-1-yl)butan-2-ol; rac 5-Desfluoro Voriconazole; (R*,S*)-α-(2,4-Difluorophenyl)-β-methyl-α-(1H-1,2,4-triazol-1-ylmethyl)-4-pyrimidineethanol;(+/-)-Desmonofluono Voriconazole; Voriconazole Related Compound D (USP)

Keywords
Fine Chemicals
Enzyme inhibitors
Aromatics
Pharmaceutical Standards
Heterocycles
Intermediates
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Voriconazole EP Impurity B is a specified related impurity of voriconazole described in the European Pharmacopoeia (EP). It may form during the synthesis, processing, or degradation of voriconazole and is monitored as part of pharmaceutical quality control. This impurity is identified and quantified using validated analytical methods to ensure that voriconazole drug substances and formulations comply with EP purity standards, helping maintain the medicine’s safety, quality, and effectiveness.