ASIAN JOURNAL OF CHEMISTRY, cilt.21, sa.1, ss.299-303, 2009 (SCI-Expanded)
Some new pyridazinones 2a, 2b, 2c and 3 were synthesized from reactions of the 4-ethoxycarbonyl-5-phenyl-2,3-dihydro-2,3-furandione with some hydrazines. The structures of all the pyridazinones compounds were confirmed by analytical, IR. (1)H NMR and (13)C NMR spectroscopic data.