Table 1. Optimization of Esterification Conditions for Levulinic Acid in Methanol.
entry | T (°C) | t (h) | yield (%)a |
---|---|---|---|
1 | 150 | 24 | 30 |
2 | 150 | 48 | 48 |
3 | 150 | 72 | 46 |
4 | 160 | 48 | 68 |
5 | 160 | 72 | 66 |
6 | 170 | 12 | 72 |
7 | 170 | 24 | 99 |
Isolated yields.
entry | T (°C) | t (h) | yield (%)a |
---|---|---|---|
1 | 150 | 24 | 30 |
2 | 150 | 48 | 48 |
3 | 150 | 72 | 46 |
4 | 160 | 48 | 68 |
5 | 160 | 72 | 66 |
6 | 170 | 12 | 72 |
7 | 170 | 24 | 99 |
Isolated yields.