Bhahat, D.S.; Pande, S.G.; Katariya, M.V.; Pawar, R.P.; Kendrekar, P.S.
(Asian Journal of Chemistry, 2019-02-27)
One-pot efficient protocol to the synthesis of 2-amino-5-oxo-4,5-dihydropyrano(3,2-c)chromene-3-carbonitrile derivatives via condensation
of various aryl aldehydes, dicyanomethane and 4-hydroxycoumarin in presence of Emim ...