Methyl 11-methyl-6,12-dioxo-5-azatricyclo[8.3.0.01,5]tridec-10-ene-13-carboxylate                                                                                                                                                              在
                                                                                                                                                                                 cerium(III) chloride heptahydrate   、                                                                                                  
氧气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
异丙醇                                                                                  为溶剂,
                                                                                                                                                    反应 20.0h,
                                                                                                                生成                                                 methyl (1R,13R)-13-hydroxy-11-methyl-6,12-dioxo-5-azatricyclo[8.3.0.01,5]tridec-10-ene-13-carboxylate   、                                                                                             methyl (1R,13S)-13-hydroxy-11-methyl-6,12-dioxo-5-azatricyclo[8.3.0.01,5]tridec-10-ene-13-carboxylate