| Entry | Catalyst code | Catalyst composition | Conversion % | Product yield (%) | |||
| (2) | (3) | (4) | (5) | ||||
| 1 | ALH 23 | TiO2 | - | - | - | - | - |
| 2 | ALH 24 | (0.5M) | 26 | 20 | - | - | - |
| 3 | ALH 25 | (1M) | 30 | 26 | - | - | - |
| 4 | ALH 26 | TiO2/Nb (3%) | 5> | traces | traces | traces | traces |
| 5 | ALH 27 | TiO2/Nb (5%) | 5> | traces | traces | traces | traces |