| Parameters | Experiments | ||||||
| E1 | E2 | E3 | E4 | E5 | E6 | E7 | |
| Mass of PKO (g) | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Molar ratio PKO/MeOH | 1:12 | 1:12 | 1:12 | 1:12 | 1:12 | 1:12 | 1:12 |
| NaOH catalyst amount (% w/w) | 1.95 | 1.95 | 1.95 | 1.95 | 1.95 | 1.95 | 1.95 |
| Reaction time t (min) | 0 | 20 | 40 | 60 | 80 | 100 | 120 |