A. A. Harb, Abdel-Haleem M. Hesien, S. Metwally
Jun 13, 1989
Citations
0
Influential Citations
40
Citations
Journal
European Journal of Organic Chemistry
Abstract
Ethyl 6-amino-5-cyano-4-aryl-2-methyl-4H-pyran-3-carboxylates 4 could be converted into 1,6-diazanaphthalene, pyrano-[2,3-c]pyrazole, isoxazolo[3,4-b]pyridine, pyrano[2,3-b]pyridine, 1,8-diazanaphthalene, and pyrano[2,3-d]pyridine derivatives on treatment with malononitrile, hydrazine hydrate, hydroxylamine hydrochloride, (arylmethylene)malononitrile, cyanoacetamide, and acetic anhydride, respectively.