Voriconazole is a pharmaceutical substance that belongs to the class of antifungal medications. Its chemical name is (2R,3S)-2-(2,4-difluorophenyl)-3-(5-fluoropyrimidin-4-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol. It is primarily used to treat fungal infections, particularly those caused by Aspergillus or Candida species.

The CAS number for voriconazole is 137234-62-9.