Collect. Czech. Chem. Commun. 1988, 53, 1534-1538

Nitriles in heterocyclic synthesis: Novel syntheses of benzo[b]pyrans, naphtho[1,2-b]pyrans, naphtho[2,1-b]pyrans, pyrano[3,2-h]quinolines and pyrano[3,2-c]quinolines

Abdel Ghani A. Elagameya, Salah Z. Sawllima, Fathy M. A. El-Taweela and Mohamed H. Elnagdib

a Chemistry Department, Mansoura University, Damietta, Egypt
b Chemistry Department, Cairo University, Giza, Egypt


Benzo[b]pyrans, naphtho[1,2-b]pyrans, naphtho[2,1-b]pyrans, pyrano[3,2-h]quinolines, and pyrano[3,2-c]quinolines were synthesized by the reaction of cinnamonitriles with phenols, naphthols, 8-hydroxyquinoline, and 1-methyl-4-hydroxy-2-quinoline.