diethyl (E)-2-((3aR,4R,6R,6aR)-6-(2,4-dioxo-6-p-tolyl-3,4-dihydropyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)vinylphosphonate 在
20 % Pd(OH)2/C 、
氢气 作用下,
以
甲醇 为溶剂,
反应 48.0h,
以95%的产率得到diethyl 2-((3aR,4R,6R,6aR)-6-(2,4-dioxo-6-p-tolyl-3,4-dihydropyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)ethylphosphonate