A 4-Dimethylaminopyridine-Catalyzed Aminolysis of β-Ketoesters. Formation of β-Ketoamides
作者:Janine Cossy、Annie Thellend
DOI:10.1055/s-1989-27383
日期:——
Alkyl 3-oxoalkanoates (ß-ketoesters) react with amines in the presence of a catalytic amount of 4-dimethylaminopyridine (DMAP) under mild conditions to form 3-oxoalkanamides (ß-ketoamides) in good yields.
A Very Simple Synthesis of α-Substituted β-Ketoamides
作者:J. Cossy、D. Belotti、A. Thellend、J. P. Pete
DOI:10.1055/s-1988-27686
日期:——
α-Substituted β-ketoamides were prepared in good yields by irradiation of a solution of 2-diazo-1,3-diketones, at 254 nm, in the presence of primary or secondary amines.