Synthesis of 5′,9-anhydro-3-(β-d-ribofuranosyl)xanthine, and 3,5′-anhydro-xanthosine as potential anti-hepatitis C virus agents

Abstract 5′,9-Anhydro-3-(β- d -ribofuranosyl)xanthine and 3,5′-anhydro-xanthosine were prepared as potential anti-hepatitis C virus (HCV) agents from uridine and xanthosine, respectively.