The reaction of CF2 with different substituted persilylated pyrimidine nucleosides either in the ribo-, 2′-deoxyrigo- or in the arabino-series gave the corresponding 4-0-difluoromethylethers. Optimum yields were obtained using Hg(CF3)2 as source of CF2.
CF 2与
核糖,2'-脱氧
尿素或
阿拉伯糖系列中的不同取代的全
硅烷基化
嘧啶核苷的反应得到相应的4-0-二
氟甲基醚。使用Hg(CF 3)2作为CF 2的来源可获得最佳产量。