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Paper | Regular issue | Vol 32, No. 6, 1991, pp.1101-1107
Published online, 1st January, 1970
DOI: 10.3987/COM-90-5609
Reactions with Coumarins: Synthesis of Several New Annelated Pyridine and Pyrrolylcoumarin Derivatives

Nabila A. Ismail,* Fathy A. Khalifa, and Asmaa A. Magd El Din

*Department of Chemistry, Faculty of Science, University of Zagazig, Zagazig, Egypt

Abstract

Benzopyronopyridine, pyrazolo[3,4-d]pyridine, isoxazolo[5,4-b]pyridine, pyrido[2,3-d]pyrimidine and pyrrolylcoumarin derivatives were synthesized from 3-acetylcoumarin and its derivatives with different reagents.