ANTIVIRAL PYRIMIDINE NUCLEOSIDES

摘要

Antiviral nucleosides of formula (I), wherein: Y is hydroxy or amino; X is hydrogen, hydroxy, mercapto, halo, trifluoromethyl, methyl, C2-6alkyl, C1-6haloalkyl, hydroxyC1-3alkyl, formyl, C2-6alkenyl, C2-6haloalkenyl, C2-6alkynyl, C1-6alkoxy, C1-6alkylthio, C1-6alkoxyC1-2alkyl, C1-6alkylthiomethyl, amino, monoC1-6alkylamino, diC1-6alkylamino, cyano, thiocyanate or nitro; R2 is hydrogen and R3 is hydroxy or hydrogen, or together R2 and R3 form a carbon-carbon bond; and physiologically functional derivatives thereof. Compositions containing the compounds, their use in treatment and therapy of viral disease, and processes for the production of the compounds are also provided.