Trifluoromethylated heterocycles from β-trifluoroacetyl-lactams and -benzolactams
作者:Jean-Philippe Bouillon、Célâl Ates、Zdenek Janousek、Heinz G. Viehe
DOI:10.1016/s0040-4039(00)60679-2
日期:1993.8
Trifluoromethyl substituted heterocycles have been prepared by condensation of the new β-trifluoracetyl-lactams 1 and -benzolactams 2 with methylhydrazine and benzamidine as bis-nucleophiles without opening of the lactam structure.