r 5 r 6 u2014 c m h 2m u2014 x r f u2014 ch 2 n u2014 s o 2 u2014 y formula 3 polyfluoroalkylsulfonic compound hn r 1 u2014 c r 5 r 6 u2014 c m h 2m u2014 oh formula 6 amino alkyl alcohol u2192 r f u2014 ch 2 n u2014 s o 2 u2014 n r 1 u2014 c r 5 r 6 u2014 c m h 2m u2014 oh hm in preferred conditions of the reaction 1 polyfluoroalkylsulfonamido alkyl halide of formula 1 undergoes amino de halogenation with ammonia producing polyfluoroalkylsulfonamido alkyl amine of formula 7 which upon further amino de halogenation reaction with alkyl halide of formula 1 produces di polyfluoroalkylsulfonamido alkyl amine of formula 8 therefore polyfluoroalkylsulfonamido alkyl amines of formulae 7 and 8 are both present in the product mixture an example of the reaction conditions for subjecting a polyfluoroalkylsulfonamido alkyl halide formula 1 to amino de halogenation thereby producing a mixture of polyfluoroalkylsulfonamido alkyl amines formulae 7 and 8 includes charging a reaction vessel with a polyfluoroalkylsulfonamido alkyl halide and optionally an iodide salt catalyst and solvent which is then sealed evacuated and then charged with concentrated ammonia solution in water or methanol preferably anhydrous ammonia and heated to a reaction temperature of about 100 to 130 u00b0 c more preferably between 110 and 120 u00b0 c in a pressurized reactor the pressure of the reactor is primarily determined by the partial pressure of ammonia at the reaction temperature and is about 70 to 600 psi to maintain a high ratio from about 10 1.