(4'aR,4'bS,8'S,11'aS,13'aR)-8'-methylspiro[1,3-dithiane-2,2'-3,4,4a,4b,5,8,9,10,11,11a,13,13a-dodecahydro-1H-naphtho[2,1-a]quinolizine]-6'-one                                                                                                                                                              在
                                                                                                                                                                                 1-chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate)   、                                                                                                  
水                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                    反应 0.17h,
                                                                                                                以69%的产率得到(4aR,4bS,8S,11aS,13aR)-8-methyl-3,4,4a,4b,5,8,9,10,11,11a,13,13a-dodecahydro-2H-benzo[f]pyrido[2,1-a]isoquinoline-2,6(1H)-dione