N6-苯甲酰基腺嘌呤 、
1,2-di-O-acetyl-5-azido-3,5-dideoxy-3-(diethoxyphosphorylmethyl)-β-D-ribofuranose 在
三甲基氯硅烷 、
potassium nonaflate 作用下,
以
乙腈 为溶剂,
以60%的产率得到Acetic acid (2R,3R,4R,5S)-5-azidomethyl-2-(6-benzoylamino-purin-9-yl)-4-(diethoxy-phosphorylmethyl)-tetrahydro-furan-3-yl ester