| abstract |
The present invention relates to 9-(2-deoxy-2-fluoro-4-thio-beta-D-arabinofuranosyl)purine derivatives having antiviral activity, represented by formula [I]:n wherein B represents a base selected from the group consisting of purine, azapurine and deazapurine, which may be substituted with halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, amino, alkylamino, hydroxyl, hydroxyamino, aminoxy, alkoxy, mercapto, alkylmercapto, aryl, aryloxy or cyano; and R represents a hydrogen atom or a phosphoric acid residue, and to a process for the production and use thereof. |