Table 3 Comparison of catalytic activity of Fe₃O₄@YS-Ph-PMO/Pd nanocatalyst with previously reported catalytic systems in the reduction of nitrobenzene.

1^a

γ-Fe₂O₃@SiO₂–Pt@mSiO₂

Hydrogen gas, EtOH, 40 °C

5

⁶³

2^b

γ-Fe₂O₃-MNAs

MeNHNH₂, EtOH, 60 °C

7

⁶⁴

3^c

RHPrNH₂@Ag

NaBH₄, H₂O, Reflux

4

⁶⁵

4^d

Fe₃O₄@nSiO₂@mSiO₂/Pr-Imi-NH₂·Ag

NaBH₄, H₂O, 95 °C

4

⁶⁶

5

Pd/SBA-15

Hydrogen gas, decane, EtOH, 313 K

5

⁶⁷

6

Pt–Pd/PMO-SBA-15

Hydrogen gas, EtOH, 60 °C

5

⁶⁸

7

Fe₃O₄@YS-Ph-PMO/Pd

NaBH₄, H₂O, RT

11

This work