Table 1.
Pd/Fe@N/C catalyzed nitrobenzene hydrogenation catalyst, solvent, and pressure type influence research
| Entry | Cat | Solv | Temp. (°C) | Pre. (MPa) | Time (h) | Conv. (%) | Sel. (%) |
|---|---|---|---|---|---|---|---|
| 1 | Pd/Fe@N/C | MeOH | 40 | 0.8 | 4 | > 99 | > 99 |
| 2 | Pd/Fe@N/C | EtOH | 40 | 0.8 | 4 | 12.72 | 78.95 |
| 3 | Pd/Fe@N/C | IPA | 40 | 0.8 | 4 | 6.03 | 90.65 |
| 4 | Pd/Fe@N/C | DCM | 40 | 0.8 | 4 | – | – |
| 5 | Pd/Fe@N/C | TOL | 40 | 0.8 | 4 | – | – |
| 6 | Pd/Fe@N/C | EtOAc | 40 | 0.8 | 4 | – | – |
| 7 | Pd/Fe@N/C | CYH | 40 | 0.8 | 4 | – | – |
| 8 | Pd/Fe@N/C | MeOH | 40 | 0.8a | 4 | – | – |
aThe source of pressure is N2 instead of H2
Bold indicates that the solvent is classified as an alcohol solvent