| Parameters | Experiments | |||||
| E1 | E2 | E3 | E4 | E5 | E6 | |
| Mass of PKO (g) | 20 | 20 | 20 | 20 | 20 | 20 |
| PKO/MeOH molar ratio | 1:12 | 1:12 | 1:12 | 1:12 | 1:12 | 1:12 |
| Reaction time t (min) | 60 | 60 | 60 | 60 | 60 | 60 |
| NaOH catalyst amount (% w/w) | 1.95 | 1.95 | 1.95 | 1.95 | 1.95 | 1.95 |
| Reaction temperature T (˚C) | 40.0 | 45.0 | 50.0 | 55.0 | 60.0 | 63.5 |