1-diethylamino-1,1-difluoro-2-chloro-2-fluoro-ethane in diethyl ether Ambient temperature;

1-(chloromethyl)-4-fluoro-1,4-diazoniabicyclo-[2.2.2]octane bis(tetrafluoroborate) in acetonitrile Fluorination; Heating; Title compound not separated from byproducts.;