Table 6.
Pyrolysis-GC/MS fragments of the sample Gig17M and assignment to H, G, and S units.
| Peak No. | Retention Time (min) | Amount (%) | Name | Assignment |
|---|---|---|---|---|
| 1 | 9.49 | 3.77 | Phenol | H |
| 2 | 11.36 | 10.07 | Guaiacol | G |
| 3 | 11.65 | 1.83 | p-Cresol | H |
| 4 | 13.32 | 0.70 | Creosol | G |
| 5 | 13.67 | 1.27 | 4-Ethylphenol | H |
| 6 | 13.72 | 12.92 | Creosol | G |
| 7 | 15.55 | 0.91 | 4-Ethylguaiacol | G |
| 8 | 15.69 | 22.08 | Coumaran | H |
| 9 | 16.874 | 8.17 | 4-Hydroxy-2-methylacetophenone | H |
| 10 | 17.66 | 1.67 | Eugenol | G |
| 11 | 17.87 | 5.68 | Syringol | S |
| 12 | 19.00 | 1.55 | Eugenol | G |
| 13 | 20.13 | 6.80 | 4-Methylsyringol | S |
| 14 | 20.24 | 6.23 | (E)-Isoeugenol | G |
| 15 | 21.05 | 1.91 | Vanillin | G |
| 16 | 24.26 | 1.68 | 4-Allylsyringol | S |
| 17 | 25.95 | 1.56 | (E)-4-Propenylsyringol | S |
| 18 | 28.20 | 6.91 | (E)-4-Propenylsyringol | S |
| 19 | 32.03 | 2.50 | Syringaldehyde | S |
| 20 | 34.70 | 1.78 | Acetosyringone | S |