82607-00-9Relevant articles and documents
Reaction of Ketenes with N,N-Disubstituted α-Aminomethyleneketones. XII. Synthesis of N,N-Disubstituted 4-Amino-3-chloro-6-(2-methyl-1-propenyl)(2-phenylethenyl)-2H-pyran-2-ones
Bargagna, Alberto,Schenone, Pietro,Bondavalli, Francesco,Longobardi, Mario
, p. 257 - 261 (2007/10/02)
Cycloaddition of dichloroketene to N,N-disubstituted (E)-1-amino-5-methyl-1,4-hexadien-3-ones IV and (E,E)-1-amino-5-phenyl-1,4-pentadien-3-ones V occured in moderate to good yield only in the case of aromatic N-substitution to give N,N-disubstituted 4-am