(1'R,1S)-1,1'-cyclopropyl-1'-phosphono-1’-(methyloxycarbonyl)-D-galacto-heptitol-(1‘,2)-γ-lactone 、
uridine 5'-monophosphate morpholidate 在
吡啶 、
四氮唑 作用下,
反应 72.0h,
以80%的产率得到[[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-[(1R,4S,5S)-2-oxo-4-[(1S,2S,3R)-1,2,3,4-tetrahydroxybutyl]-3-oxabicyclo[3.1.0]hexan-1-yl]phosphinic acid