Abstract A novel redox-driven method to synthesize Pd-γ-Fe 2 O 3 nanocomposite from Fe 3 O 4 and PdCl 2 under modified hydrothermal technique has been developed. The synthesized nanocomposite… Click to show full abstract
Abstract A novel redox-driven method to synthesize Pd-γ-Fe 2 O 3 nanocomposite from Fe 3 O 4 and PdCl 2 under modified hydrothermal technique has been developed. The synthesized nanocomposite was characterized by XRD, FT-IR, XPS, FESEM, TEM and EDX to understand the composition as well as morphology. The Pd-γ-Fe 2 O 3 nanocomposite was found to show excellent catalytic activity towards Suzuki-Miyaura cross-coupling reactions in water without the assistance of ligands, organic solvents or phase transfer catalysts. A wide range of functional substitutions in aryl halide as well as arylboronic acid moieties is tolerated in the developed protocol. The nanocatalyst can be recovered magnetically, and reused up to six cycles without significant loss in its catalytic activity.
               
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