Synthesis and Characterization of Nanorod Magnetic Co–Fe Mixed Oxides and its Catalytic Behavior Towards One-Pot Synthesis of Polysubstituted Pyridine Derivatives
Behrooz MalekiDepartment of Chemistry, Hakim Sabzevari University, Sabzevar,IranHadi NatheghiDepartment of Chemistry, Hakim Sabzevari University, Sabzevar,IranReza TayebeeDepartment of Chemistry, Hakim Sabzevari University, Sabzevar,IranHeshmatollah AlinezhadFaculty of Chemistry, University of Mazandaran, Babolsar, IranAmirhassan AmiriDepartment of Chemistry, Hakim Sabzevari University, Sabzevar,IranSeyed Alireza HossieniMaterials Engineering Department, Hakim Sabzevari University, Sabzevar, IranSeyed Mohammad Mahdi NouriChemical Engineering Department, Hakim Sabzevari University, Sabzevar, Iran
2018en
ABI
Аннотация
The nanorod magnetic Fe2O3@Fe3O4@Co3O4 composite as a novel catalyst was synthesized and fully characterized using X-ray diffraction (XRD), energy-dispersive X-ray spectroscopy (EDS), scanning electron microscopy (SEM), and transmission electron microscopy. Moreover, the prepared nanorod magnetic Fe2O3@Fe3O4@Co3O4 composites were used as an efficient, cheap, and eco-friendly catalyst for the one-pot synthesis of polysubstituted pyridine derivatives. The catalyst is magnetically separable and recyclable up to the fourth run without significant loss of activity. The products were obtained in high yields (78%-97%) and purities via an easy workup procedure.
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