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Keywords:

  • β-acetamido ketone;
  • β-acetamido ester;
  • aluminum chloride;
  • enolizable ketone;
  • synthetic methods;
  • multicomponent reactions

Abstract

Aluminum chloride (AlCl3) efficiently catalyzes one-pot multicomponent condensation of enolizable ketones or alkyl acetoacetates with aldehydes, acetonitrile and acetyl chloride to afford β-acetamido ketone or ester derivatives in high to excellent yields and in relatively short reaction times. Moreover, by this synthetic method, some novel β-acetamido ketones and esters (i.e. one complex structure) are prepared.