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Table 1 Biomass-Derived Aromatic Monomers Quantified by Py-GC/MS

From: Structural characterization of alkaline hydrogen peroxide pretreated grasses exhibiting diverse lignin phenotypes

  Retention Time (min) Major Mass Fragment (m/z) Primary Origin Secondary Origin
Phenol 16.44 94 H p CA
Guaiacol 16.96 124 G FA
Creosol 19.02 138 G FA
p-ethylguaiacol 20.61 152 G FA
4-vinylphenol 21.45 120 p CA H
4-vinylguaiacol 21.67 150 FA G
Syringol 22.57 154 S -
(E)-isoeugenol 23.98 164 G FA
Vanillin 24.49 152 G FA
Acetoveratrone 26.27 180 G FA
Methoxyeugenol 28.24 194 S -