TABLE 1.

Comparison on different Co-based catalysts in reductive amination.

Number	Catalyst	Reaction conditions	Yield of benzylamine (%)	Ref
1	Co@NC-700	110°C, NH3·H2O, 2 MPa H2	92	Liu et al., 2019
2	Co@NC-ligand-800	120°C, 0.5–0.7 MPa NH3	74	Ma et al., 2022
3	Co-DABCO-TPA@C-800	120°C, 0.5–0.7 MPa NH3, 4 MPa H2	87	Jagadeesh et al. (2017)
4	Co@NC-800	130°C, NH3·H2O, 1 MPa H2	97	Yuan et al., 2019
5	Co-salen complexes	120°C, 0.5 MPa NH3, 4.5 MPa H2	89	Senthamarai et al. (2020)