[(1S,4R)-4-(5-Methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-cyclopent-2-enyloxymethyl]-phosphonic acid diisopropyl ester 在
palladium on activated charcoal
氢气 作用下,
以
异丙醇 为溶剂,
以99.7%的产率得到[(1R,3S)-3-(5-Methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-cyclopentyloxymethyl]-phosphonic acid diisopropyl ester