Table 2 Catalytic hydrogenation of CO2 over related catalysts

From: COx hydrogenation to methanol and other hydrocarbons under mild conditions with Mo3S4@ZSM-5

Catalyst

Conversion (%)a

Selectivity (%)

STYb (mg gcat−1 h−1)

CH3OH

CH4/C2

CO

MoS2c

0.3

54

39/–

7

0.64

MoSx/NaZSM-5

0.4

63

28/–

9

1

Mo3S4@NaZSM-5

10.2

98

0.7/–

1.3

39.5

Mo3S4@HZSM-5d

6.4

62.5

5/24

8.5

15.7

  1. Reaction conditions: 180 °C, 4 MPa, 1200 mL gcat−1 h−1 of GHSV.
  2. aSingle-pass conversion of CO2.
  3. bSpace-time yield of CH3OH.
  4. cCommercial MoS2 powder, referring to 3 wt% Mo, mixed with NaZSM-5.
  5. dMo3S4@NaZSM-5 was prepared from Mo3S4@HZSM-5 by neutralization of proton with NaOH. Calculation methods are given in Methods section.
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