Table 1 Summary of results of conversion of HMF over different Co-based catalystsa.

From: A unique Co@CoO catalyst for hydrogenolysis of biomass-derived 5-hydroxymethylfurfural to 2,5-dimethylfuran

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Catalyst

Conv. (%)

Yield (%)

DMF productivity/mmol·g−1 h−1

BHMF

HMMF

DMF

Othersb

Co3O4

1.9

0.0

0.0

0.0

0.0

0.0

Co3O4-200

2.4

0.0

0.0

0.0

0.0

0.0

Co3O4-250

>99

0.0

4.3

89.2

0.0

17.6

Co3O4-300

>99

0.0

54

39.0

1.2

7.7

Co3O4-400

91

65.0

16

2.9

1.3

0.5

0.5%Ru/Co3O4

>99

1.2

11.8

69.8

0.6

13.7

5.0%Ru/Co3O4

95.0

21.3

25.8

22.4

4.9

4.4

Commercial CoO

1.2

0.0

0.0

0.0

0.0

0.0

Commercial CoO-reduced

60.0

45.0

4.3

1.1

2.2

8.9

  1. aReaction conditions: HMF (150 mg), catalyst (30 mg), THF (5 mL), H2 pressure (1 MPa), temperature (130 °C), 2 h.
  2. bOthers mainly include 5-methyl furfural (5-MF) and other unidentified products.
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