5-fluoro-N-methyl-4,7-dihydroindole   、                                                                                      
ethyl 4-phenyl-2-oxobut-3-enoate                                                                                                                                                              在
                                                                                                                                                                                 1,1,1-trifluoro-N-(4-oxido-2,6-bis(2,4,6-triisopropylphenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)methanesulfonamide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醚                                                                                  为溶剂,
                                                                                                                                                    反应 12.17h,
                                                                                                                以84%的产率得到ethyl 4-(5-fluoro-1-methyl-4,7-dihydro-1H-indol-2-yl)-2-oxo-4-phenylbutanoate