Intermediates
| Name | CAS |
| 1-Chloromethylnaphthalene | 86-52-2 |
| 2,3,4-Trihydroxybenzaldehyde | 89336 |
| 2,3,4-Trimethoxybenzaldehyde | 2103-57-3 |
| 2-Hydroxypyridine | 142-08-5 |
| 4-Nitroaniline | 100-01-6 |
| Methyl Anthranilate | 134-20-3 |
| Phthalide | 87-41-2 |
| 3-Bromo Anisol | 2398-37-0 |
| 2,6-Lutidine | 108-48-5 |
| Triphenylphosphine | 603-35-0 |