3-巯基丙酸甲酯 、 1-(3'-deoxy-5'-O-toluene-p-sulphonyl-β-D-erythro-pentofuranosyl)thymine 以
N,N-二甲基甲酰胺 为溶剂,
反应 3.0h,
以59%的产率得到3-[(2S,4R,5R)-4-Hydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-ylmethylsulfanyl]-propionic acid methyl ester