The (S)-isomer of a compound of formula (I), optionally in admixture with up to 45% of the mixture by weight of the corresponding (R)-isomer:
wherein the OH groups in the chain are optionally in the form of O-acyl, phosphate, cyclic acetal or cyclic carbonate derivatives thereof; having antiviral activity, a process for preparation and use as pharmaceuticals.
式(I)化合物的(S)-异构体,可选择与按重量计不超过混合物 45%的相应(R)-异构体混合:
其中链中的 OH 基团可选择以 O-酰基、
磷酸基、环
缩醛或环
碳酸酯衍
生物的形式存在;具有抗病毒活性、制备工艺和药物用途。