TABLE 3.
Product distribution after 2 h in mixed solvent conditions.
| Entry | Solvent | Conversion/% | Selectivity/% | Yield/% | ||
|---|---|---|---|---|---|---|
| 2-ETA | i-Heptyl formate | Others | ||||
| 21 | n-H+M | 93.6 | 91.2 | 8.5 | 0.3 | 85.3 |
| 22 | n-H+E | 86.0 | 86.3 | 13.5 | 0.2 | 74.2 |
| 23 | n-H+iP | 87.9 | 90.9 | 8.8 | 0.3 | 79.9 |
| 24 | c-H+M | 86.7 | 92.8 | 6.8 | 0.4 | 80.5 |
| 25 | c-H+E | 84.8 | 92.1 | 7.5 | 0.3 | 78.1 |
| 26 | c-H+iP | 82.6 | 92.4 | 7.3 | 0.3 | 76.3 |
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). n-H: n-hexane; c-H: c-hexane.