An efficient protocol for the synthesis of spiroindenoquinoxaline derivatives using novel NiFe2O4/Ag3PO4 as a nano magnetically heterogeneous catalyst
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DOI: 10.1016/j.poly.2019.02.032
Abstract: Abstract This work presents the one-pot, four component reaction for the synthesis and characterization of various spiro[indeno[1,2-b]quinoxaline-11,4-pyran]-2′-amine via ninhydrin, 1,2-phenylenediamine, malononitrile or ethylcyanoacetate and α-methylenecarbonyl compounds under reflux conditions by using NiFe2O4/Ag3PO4 as a novel… read more here.
Keywords: efficient protocol; ag3po4; nife2o4 ag3po4; protocol synthesis ... See more keywords