3'-(3-chlorophenyl)-1-methyl-2-thioxo-7',8'-dihydro-6'H-spiro[imidazolidine-4,5'-isoquinolin]-5-one   、                                                                                      
叔丁基过氧化氢   、                                                                                      
水   、                                                                                      
氨                                                                                                                                                                                              以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以to provide 2-amino-3′-(3-chlorophenyl)-1-methyl-7′,8′-dihydro-6′H-spiro[imidazole-4,5′-isoquinolin]-5(1H)-one (4 mg, 14.0% yield) as a solid的产率得到2-amino-3'-(3-chlorophenyl)-1-methyl-7',8'-dihydro-6'H-spiro[imidazole-4,5'-isoquinolin]-5(1H)-one