Table 2.
Conversion of different carbohydrates as probe reactants over Ni-W/β.
| Entry | Catalyst | Reactant | Yield (%) | |||
|---|---|---|---|---|---|---|
| EG | PG | S | M | |||
| 1 | Ni-W/β | Sorbitol | 0.0 | 0.0 | 95.0 | 0.0 |
| 2 | Ni-W/β | Mannose | 12.3 | 8.9 | 1.3 | 51.5 |
| 3 | Ni-W/β | Glucose | 51.0 | 14.5 | 8.8 | 1.7 |
| 4 | Ni-W/β + ZnO | Glucose | 28.9 | 35.7 | 7.2 | 2.3 |
| 5 | Ni-W/β | Fructose | 13.2 | 48.7 | 10.2 | 8.9 |
| 6 | Ni-W/β + ZnO | Fructose | 12.9 | 49.2 | 9.9 | 9.5 |
| 7 | Ni-W/β | Dihydroxyacetone | 0.0 | 69.8 | — | — |
| 8 | Ni-W/β + ZnO | Dihydroxyacetone | 0.0 | 71.2 | — | — |
| 9 | Ni-W/β | Acetol | 0.0 | 88.7 | — | — |
| 10 | Ni-W/β + ZnO | Acetol | 0.0 | 87.4 | — | — |
Reaction conditions: 30 min, 6 MPa H2, 245 °C, 50 mL of H2O, 0.5 g of reactant, 0.15 g of catalyst, and 100 mg of ZnO. EG: ethylene glycol; PG: 1,2-propylene glycol; S: sorbitol; and M: mannitol.