TABLE 1.
Product distribution after 2 h.
| Entry | Solvent | Conversion/% | Selectivity/% | Yield/% | ||
|---|---|---|---|---|---|---|
| 2-ETA | i-Heptyl formate | Others | ||||
| 1 | n-Hexane | 97.7 | 67.4 | 29.5 | 3.1 | 65.8 |
| 2 | c-Hexane | 92.3 | 69.7 | 29.0 | 1.3 | 64.4 |
| 3 | Benzene | 93.9 | 54.8 | 43.8 | 1.5 | 51.4 |
| 4 | Acetonitrile | 87.2 | 58.8 | 28.5 | 12.7 | 51.3 |
| 5 | n-Butanol | 29.5 | 97.4 | 1.8 | 0.8 | 28.7 |
| 6 | iPropanol | 35.2 | 96.7 | 1.7 | 1.6 | 34.1 |
| 7 | n-Propanol | 34.7 | 96.9 | 1.7 | 1.5 | 33.6 |
| 8 | Ethanol | 12.0 | 96.3 | 1.4 | 2.3 | 11.6 |
| 9 | Methanol | — | — | — | — | — |
Reaction conditions: temperature = 35°C; pressure = 101.325 kPa; magnetic stirring = 650 r/min; air flow rate = 10 ml/min; reactant/solvent = 10:1 (w/w).