[(E)-2-[(3aR,4R,6R,6aR)-4-[6-(3-methoxyphenyl)-2,4-dioxopyrimidin-1-yl]-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-6-yl]ethenyl]phosphonic acid                                                                                                                                                              在
                                                                                                                                                                                 
水   、                                                                                                  
三氟乙酸                                                                                                                                  作用下,
                                                                                                                                                                                        反应 2.0h,
                                                                                                                以40 mg的产率得到(E)-2-((2R,3S,4R,5R)-3,4-dihydroxy-5-(6-(3-methoxyphenyl)-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)vinylphosphonic acid