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Fe3O4@SiO2-BenzIm-Fc[Cl]/ZnCl2: a novel and efficient nano-catalyst for the one-pot three-component synthesis of pyran annulated bis-heterocyclic scaffolds under ultrasound irradiation

Materials ScienceInorganic ChemistryChemical EngineeringCatalytic ApplicationBis-heterocyclic ScaffoldsEngineeringOne-pot Three-component SynthesisEfficient Nano-catalystCatalysisChemistrySynthesis MethodCatalyst PreparationCatalytic Synthesis