Results of ethanol conversion into alcohols over different catalysts at 275 °C for 8 h.
| Entry | Catalysta | Ethanol conv. (%) | 1-Butanol yield (%) | Other alcohols yield (%) | Yield of main by-product (%) |
|---|---|---|---|---|---|
| 1 | None | 6.4 | NDb | ND | ND |
| 2 | CaC2 | 50.1 | 19.0 | 24.1 | 1.0 (2-butenol) |
| 3 | HAP | 28.4 | 11.8 | 6.2 | 2.0 (2-butenal) |
| 4 | Mg–Al oxide (Mg/Al = 3) | 24.4 | 10.4 | 2.1 | 1.2 (2-butenal) |
| 5 | MgO | 32.9 | 9.9 | 3.6 | 1.4 (2-butenol) |
The amounts of all the catalysts are 23 mmol.
Not detected.