[(2R,3S,5R)-3-[tert-butyl(dimethyl)silyl]oxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methyl [(2R,3S,5R)-2-[[(4-methoxyphenyl)-diphenylmethoxy]methyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] prop-2-enyl phosphate 在
二氯乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以82%的产率得到allyl (((2R,3S,5R)-3-((tert-butyldimethylsilyl)oxy)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl) ((2R,3S,5R)-2-(hydroxymethyl)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-3-yl) phosphate