N-{4-[3-(9H-Fluoren-2-yl)-1-((3aR,4R,6R,6aR)-6-hydroxymethyl-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-ureido]-5-nitro-6-oxo-1,6-dihydro-pyrimidin-2-yl}-acetamide                                                                                                                                                              在
                                                                                                                                         Ra-Ni                                                                                                                                                                                                                               
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                    反应 2.5h,
                                                                                                                以53%的产率得到N-{5-Amino-4-[3-(9H-fluoren-2-yl)-1-((3aR,4R,6R,6aR)-6-hydroxymethyl-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-ureido]-6-oxo-1,6-dihydro-pyrimidin-2-yl}-acetamide