Fe₃O₄@SiO₂@SePh@Pd(0)-catalyzed O-arylation of phenol^a,b.

^aReaction conditions: aryl halide (1 mmol), phenol (1.1 mmol), catalyst (0.1 mol%), time 3 h, water (5 mL), NaOH (1.5 mmol), and bath temp. 80 °C.

^bIsolated yield.

^cCatalyst 1 mol% and reaction time 6 h.

^dCatalyst 0.01 mol% and reaction time 2 h.