Aa. Fadda et Hm. Refat, Activated nitriles in heterocyclic synthesis: A novel synthesis of polyfunctionally substituted pyridine derivatives, MONATS CHEM, 130(12), 1999, pp. 1487-1492
A variety of polyfunctionally substituted pyridines were prepared by reacti
ng enaminonitriles with formaldehyde and active methylene reagents or cinna
monitrile derivatives.