Abstract
A practical and mild synthetic strategy has been investigated for the arylation of aromatic amines and nitrogen heterocycles using nano-magnetic-Fe3O4@TiO2/Cu2O composite and KOH as the base. The protocol does not require the use of expensive ligands. Notably, the catalyst is easily recoverable and reused by magnetic separation up to five runs without appreciable loss of catalytic activity.
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The authors gratefully acknowledge Semnan University Science and Technology Park, Research Council and Vice-chancellor for Education and Postgraduate Student for financial support of this work.
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Nemati, F., Elhampour, A. Nano-magnetic Fe3O4@TiO2/Cu2O composite: a simple, effective and reusable heterogeneous catalyst for ligand-free N-arylation of amines and nitrogen heterocycles. Res Chem Intermed 42, 7611–7624 (2016). https://doi.org/10.1007/s11164-016-2556-1
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DOI: https://doi.org/10.1007/s11164-016-2556-1