Table 4 A comparison of the results of the present system with the previous reports.

From: Magnetic nickel nanoparticle catalyst on β-cyclodextrin-modified Fe3O4 for nitroarene hydrogenation

Entry

Catalyst

Temp. (°C)

Time (h)

Solvent

Ni (mol%)

Yield (%)

Ref.

1

Ni/C catalyst

25

5.5–8.5

H2O/ MeOH

20 mg

92–99

21

2

Ni/NiFe2O4

70

3

H2O

70 mg

82.3–90

22

3

Ni/SiC-B0.5

90

1

EtOH

50 mg

70.1–95.5

23

4

Ni@N − C catalyst

25

5 min

MeOH

6

20–99

24

5

NiCl2.6H2O/dppe

100

12

EtOH

2.5

72–97

25

6

Ni@β-CD@Fe3O4NPs

25

1–4

H2O

1.5

83–99

This work