1,3,4-Oxadiazole: A Privileged Structure in Antiviral Agents

1,3,4-oxadiazole derivatives exhibit broad antiviral activities, including against HIV and HCV.

• The 1,3,4-oxadiazole ring structure is associated with significant biological functions.
• Molecular modeling suggests that this structure can alter polarity, flexibility, and metabolic stability of inhibitors.
• 1,3,4-oxadiazole can serve as an alternative to amide or ester groups by facilitating hydrogen bond formation.
• Recent syntheses and modifications of 1,3,4-oxadiazoles have led to the identification of potent antiviral agents.
• Binding models for select 1,3,4-oxadiazoles provide insights into their antiviral mechanisms.

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