| Transformation technology | Resulting products |
| Hydrogenolysis | Phenols and aromatic hydrocarbons |
| Alkaline hydrolysis | Phenols, substituted phenols |
| Mild oxidation in alkaline medium | Vanillin, |
| Microbial conversions | Vanillic, ferulic, coumaric and other acids |
| Alkali fusion | Phenolic acids, catechol |
| Strong oxidation | Organic acids: benzoic, toluic, 
methoxybenzoic, acetic and formic acids. |
| Pyrolysis | Acetic acid, phenol, substituted phenols, CO, methane |