| Entry | Catalyst code | Catalyst composition | Conversion % | Product yield (%) | |||
| (2) | (3) | (4) | (5) | ||||
| 1 | ALH 12 | TiO2 | - | - | - | - | - |
| 2 | ALH 13 | (0.5 M) | 16 | 9 | - | - | - |
| 3 | ALH 14 | (1 M) | 18 | 15 | - | - | - |
| 4 | ALH 15 | TiO2/Nb (3%) | 5 > | traces | traces | traces | traces |
| 5 | ALH 16 | TiO2/Nb (5%) | 5 > | traces | traces | traces | traces |