The present invention relates to a novel and stereoselective synthetic process for the preparation of optically active cis-nucleoside derivatives of compound of Formula (I), wherein R
3
represents H, F, Cl, C
1-16
alkyl.
本发明涉及一种新颖的和立体选择性的合成过程,用于制备化合物的光学活性顺式核苷衍
生物,其中R3代表H、F、Cl、C1-16烷基。