Official Journal of the Japan Wood Research Society
Table 3 Dichloromethane extracts of drainage from steam treatment (treatment time: 20 min)
Compounds | Retention time GC/MSa (min) | Drainage (%) |
|---|---|---|
Lignin degradation products | 11.76 | |
Guaiacol | 8.07 | 1.88 |
o-Coumaric acid | 10.12 | 2.58 |
p-Vinyl guaiacol | 11.67 | 3.77 |
Vanillin | 12.7 | 3.53 |
Hemicellulose and cellulose degradation products | 88.24 | |
Furfural | 3.94 | 83.46 |
2-Acetyl furan | 5.06 | 0.76 |
5-Methylfurfural | 5.84 | 4.02 |
Yieldb (%) | 1.92 | |