(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