[3-((1R,5S)-5-Hydroxy-3-{(Z)-2-[(1R,3aR,7aR)-1-((R)-5-hydroxy-1,5-dimethyl-hexyl)-7a-methyl-2,3,3a,6,7,7a-hexahydro-1H-inden-4-yl]-vinyl}-4-methyl-cyclohex-3-enyloxycarbonylamino)-propyl]-carbamic acid tert-butyl ester                                                                                                                                                                                              以
                                                                                         
丙酮                                                                                  为溶剂,
                                                                                                                                                    反应 4.0h,
                                                                                                                生成                                                 
3-O-[N1-(3-N2-tert-butyloxycarbonylaminopropyl)carbamoyl]-1α,25-dihydroxyvitamin D3