Condensation of substituted 2-aminopyridine with β-ketocarboxylic esters: 4H-pyrido[1,2-a]pyrimidin-4-ones and pyridin-2-ones
Journal article published in 1999 by
P. L. Ferrarini,
C. Mori,
C. Manera 
,
F. Mori,
Calderone,
E. Martinotti
,
F. Mori,
Calderone,
E. Martinotti
