In the presence of base, 2,2-dihydropolyfluoroalkanoates of type RFCF2CH2CO2Et (2) react with N-(cyanomethyl)pyridinium and N-(cyanomethyl)-isoquinolinium ylides (1) to give the corresponding indolizine derivatives carrying both a fluoroalkyl and a cyano group (3).
在碱的存在下,类型为R F CF 2 CH 2 CO 2 Et(2)的2,2-二氢聚
氟链烷酸酯与N-(
氰基甲基)
吡啶鎓和N-(
氰基甲基)-
异喹啉鎓
碘化物(1)反应,得到相应的
吲哚嗪带有氟烷基和
氰基的衍
生物(3)。