Identification of Active Phase for Selective Oxidation of Benzyl Alcohol with Molecular Oxygen Catalyzed by Copper-Manganese Oxide Nanoparticles

Table 1

Catalytic performance in oxidation of benzyl alcohol to benzaldehyde over mixed CuMn₂ oxide using molecular oxygen.

Catalyst (mg)	Time (min)	Conversion of alcohol (%)	Specific activity (mmol·g^−1·h^−1)	Selectivity (%)
200	10	85.40	51.24	99
	20	100	30.00	99
100	10	49.02	58.82	99
	20	69.20	41.52	99
	30	81.00	32.40	99
	40	87.74	26.32	99
	50	92.37	22.17	99
	60	95.81	19.16	99
	70	98.17	16.83	99
	80	100	15.00	99

Reaction conditions: 100 mg catalyst, 2 mmol benzyl alcohol in 10 mL toluene, and reaction temperature 102°C.