I. Ukrainets, R. G. Red’kin, L. Sidorenko
Dec 1, 2009
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Influential Citations
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Journal
Chemistry of Heterocyclic Compounds
Abstract
A three-component condensation of 1-allyl-4-hydroxy-2-oxo-1,2-dihydroquinoline, isatin, and malononitrile gave a satisfactory yield of 4,3'-spiro[(6-allyl-2-amino-5-oxo-5,6-dihydro-4H-pyrano-[3,2-c]quinoline-3-carbonitrile)-2'-oxindole], which structure was confirmed by X-ray analysis.