
Chemistry Letters p. 1377 - 1380 (1992)
Update date:2022-08-04
Topics:
Tsukamoto, Takashi
Kitazume, Tomoya
Lewis acid-promoted reaction of ethyl 3-ethoxy-2,2-difluoro-3-(dimethylamino)propionate (1) with some silylated nucleophiles afforded β,β-difluoroamines in good yields.The formation of iminium ion intermediate from 1 and BF3*OEt2 was confirmed by 19F and 13C NMR spectroscopy.
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