Gl. Xu et al., PREPARATION OF N,N-DIALKYL-N'-PERFLUOROALKANESULFONYLFORMAMIDINES RFSO2,N=CHNR2 VIA VILSMEIER REAGENTS, Journal of fluorine chemistry, 84(1), 1997, pp. 25-28
Treatment of sodium perfluoroalkanesulfonylamides RfSO2NHNa with Vilsm
eier reagents [YCH=+NR2]Cl-(Y=OP(O)Cl-2,OS(O)Cl) give the title compou
nds RfSO2N=CHNR2 in good yields. The molecular structure of I(CF2)(2)O
(CF2)(2)SO2N=CHNMe2 is presented. (C) 1997 Elsevier Science S.A.