methyl (3RS,4RS)-3-(tert-butoxycarbonyl)-4-hydroxy-4-[N-[(1R,2R)-1-methyl-2-(3, 4-methylenedioxyphenyl)-3-{5-(phenylcarbamoyl)-2-furyl}propyl]-N-{(E)-3-phenyl-2-propenyl}carbamoyl]butanoate                                                                                                                                                              在
                                                                                                                                         tetrapropylammonium perruthenate                                                                                                                                                                                                                               silica gel   、                                                                                                  
氯仿   、                                                                                                  
ethyl acetate n-hexane                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                以to give 285 mg (yield: 74%) of the title compound as a colorless oily substance的产率得到methyl 3-(tert-butoxycarbonyl)-4-hydroxy-4-[N-[(1R,2R)-1-methyl-2-(3,4-methylenedioxyphenyl)-3-{5-(phenylcarbamoyl)-2-furyl}propyl]-N-{(E)-3-phenyl-2-propenyl}carbamoyl]-3-butenoate