Table 3.
Comparing the catalytic performance of the LDH–APS–PEI–DTPA nanocomposite (1) with the previously reported catalysts for the synthesis of imidazole derivatives.
| Entry | Catalyst | Conditions and catalyst loading | Time (min) | Yield (%) | Ref. |
|---|---|---|---|---|---|
| 1 | CSC-Star | EtOH, reflux, 20 mg | 180 | 93 | 53 |
| 2 | Mo-salen complex nanoparticles onto silica | EtOH, 50 °C, 2.5 mol% | 90 | 90 | 54 |
| 3 | Ferric(III) nitrate supported on kieselguhr | Solvent-free, 120 °C, 160 mol% | 60 | 89 | 55 |
| 4 | L-Proline | MeOH, 60 °C, 15 mol% | 540 | 88 | 56 |
| 5 | LDH–APS–PEI–DTPA nanocomposite (1) | EtOH, reflux, 5 mg | 45 | 95 | This work |