{Benzyl-[1-((2R,3R,4R,5R)-4-hydroxy-5-hydroxymethyl-3-methoxy-tetrahydro-furan-2-yl)-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidin-5-ylmethyl]-amino}-acetic acid ethyl ester 在
palladium on activated charcoal
sodium hydroxide 、
氢气 作用下,
生成
2'-O-methyl-5-<<(carboxymethyl)amino>methyl>uridine