2-{Bis-[(2S,5R)-5-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-ylmethoxy]-phosphoryloxy}-benzoic acid (3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl ester 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 、
丙酮 为溶剂,
以20%的产率得到[(3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl] 2-[bis[[(2S,5R)-5-(2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy]phosphoryloxy]benzoate