Methanol production via CO2 hydrogenation using Pt/HxMoO3−y(300) catalyst under different conditionsa.
| Entry | Conditions | CO2 conv. [%] | Yield [μmol] | Total TONb | ||
|---|---|---|---|---|---|---|
| MeOH | CO | CH4 | ||||
| 1 | P CO2 = 1.0 MPa | 25.0 | 1526 | 2501 | 532 | 1379 |
| P H2 = 3.0 MPa | ||||||
| 2 | No CO2 | 0 | 0 | <1 | 66 | — |
| P H2 = 3.0 MPa | ||||||
| 3 | P H2 = 1.0 MPa | 10.9 | 0 | 1541 | 443 | 600 |
| No H2 | ||||||
| 4 | P CO2 = 0.1 MPa | (CO conv.) 57.8 | 371 | — | 684 | 310 |
| P H2 = 3.0 MPa | ||||||
a
Reaction conditions: catalyst (Pt/HxMoO3−y(300), 50 mg), 1,4-dioxane (15 mL), 200 °C, 20 h.
b
TON was calculated on the basis of total Pt atoms contained in the catalyst.