The present invention relates to nucleoside derivatives for the treatment of Hepatitis C viral infections including compounds of formula I, pharmaceutical compositions comprising these compounds and methods for treatment or prophylaxis of Hepatitis C Virus mediated diseases employing said compounds in monotherapy or in combination therapy. The present invention further provides a process for preparing 1′,3′,4′-triacyl pyrimidine nucleoside from a N, 1′,3′,4′-tetraacylpyrimidine nucleoside
1
本发明涉及用于治疗丙型肝炎病毒感染的核苷酸衍
生物,包括式I的化合物,以及包含这些化合物的制药组合物和使用这些化合物进行单一治疗或联合治疗的预防或治疗丙型肝炎病毒介导疾病的方法。本发明还提供了一种从N,1′,3′,4′-四酰基
嘧啶核苷酸制备1′,3′,4′-三酰基
嘧啶核苷酸的方法。