Official Journal of the Japan Wood Research Society
Groups | Rt/min | Compounds | 215 ℃ 3 h | 215 ℃ 1 h | 185 ℃ 3 h | 185 ℃ 1 h | 175 ℃ 1 h | 145 ℃ 1 h | 125 ℃ 1 h |
---|---|---|---|---|---|---|---|---|---|
Aldehydes | 3.061 | 3-Furaldehyde | – | 0.33 | – | – | – | – | – |
4.091 | 5-Methyl-2-furancarboxaldehyde | 0.05 | 1.56 | 1.53 | 1.86 | 4.41 | 3.72 | – | |
4.603 | 1H-Pyrrole-2-carboxaldehyde | 0.17 | – | 0.78 | 1.20 | 6.65 | 7.92 | – | |
5.507 | 1-Methyl-1H-pyrrole-2-carboxaldehyde | – | – | – | – | 0.68 | – | – | |
6.506 | 5-Hydroxy methyl furfural | 2.22 | 1.03 | – | – | – | – | – | |
7.512 | Vanillin | 7.26 | – | 12.06 | 10.56 | 22.56 | 36.23 | 5.45 | |
7.606 | 3-Hydroxy-4-methoxy benzaldehyde | – | 5.93 | – | – | – | – | – | |
9.655 | 4-Hydroxy-3,5-dimethoxy benzaldehyde | 8.37 | 6.89 | 5.81 | 5.50 | 5.72 | 4.23 | 7.30 | |
10.689 | Coniferyl aldehyde | 6.28 | 9.37 | 25.68 | 20.25 | 11.22 | 3.44 | 4.18 | |
14.374 | 3,5-Dimethoxy-4-hydroxycinnamaldehyde | 3.07 | 5.49 | 9.25 | 6.19 | 2.11 | – | – | |
Total | 27.42 | 30.6 | 55.11 | 45.56 | 53.35 | 55.54 | 16.93 | ||
Ethers | 3.587 | Methyl acetoxy acetate | 0.12 | 0.13 | – | – | – | – | – |
4.272 | 4-Oxo-pentanoic acid methyl ester | 0.14 | 0.16 | – | – | – | – | – | |
8.309 | 4-Hydroxy-3-methoxy benzoic acid methyl ester | 3.42 | – | 0.30 | – | – | – | – | |
9.033 | 6-Methoxy eugenyl isovalerate | – | 5.06 | – | – | – | – | – | |
Total | 3.68 | 5.35 | 0.30 | – | – | – | – | ||
Ketones | 3.646 | 1-(2-Furanyl)-ethanone | 0.02 | 0.06 | – | – | – | – | – |
3.795 | 2-Hydroxy-2-cyclopenten-1-one | – | – | – | – | 0.48 | – | – | |
3.684 | 2-(5H)-Furanone | 0.40 | 0.49 | 0.54 | 1.13 | 1.83 | – | – | |
3.813 | 1,2-Cyclopentanedione | 0.42 | 0.45 | 0.17 | – | – | – | – | |
4.241 | 5-Methyl-(E)-2-hepten-4-one | 0.04 | – | – | – | – | – | – | |
4.436 | 2,5-Piperazinedione | 2.62 | 0.32 | – | – | – | – | – | |
4.446 | 1,1-Di(isobutyl)acetone | 2.31 | – | – | – | – | – | – | |
4.665 | 2-Hydroxy-3-methyl-2-cyclopenten-1-one | 0.57 | – | 0.78 | – | 0.45 | – | – | |
4.968 | 1-(1H-pyrrol-2-yl)-ethanone | – | – | – | – | 1.41 | 1.83 | – | |
5.128 | 3-methyl-3-hepten-2-one | – | 0.16 | – | – | – | – | – | |
6.652 | 3,4-Dihydroxyacetophenone | 1.92 | 1.97 | – | – | – | – | – | |
6.666 | 1-(2,5-Dihydroxyphenyl)-ethanone | – | – | 1.04 | 0.43 | – | – | – | |
6.875 | 4-Hydroxy-2-methylacetophenone | – | – | 0.28 | – | 0.39 | – | – | |
7.345 | 2,5-Dihydroxy propiophenone | – | 1.24 | 0.87 | – | – | – | – | |
8.114 | Apocynin | – | – | 1.35 | 1.05 | 1.06 | 1.29 | 1.55 | |
8.149 | 1-(3-Hydroxy-4-methoxyphenyl)-ethanone | 2.08 | 1.76 | – | – | – | – | – | |
8.420 | 1-(4-Hydroxy-3-methoxyphenyl)-2-propanone | 6.35 | 5.89 | 2.31 | 1.34 | 1.69 | – | 2.62 | |
8.671 | 1-(3,4-Dimethoxyphenyl)-ethanone | 1.63 | 1.47 | 0.28 | – | – | – | – | |
8.653 | 3′,5′-Dimethoxyacetophenone | – | – | 0.17 | – | – | – | – | |
8.921 | Butyro vanillone | – | – | 2.52 | 1.88 | 2.10 | 3.50 | – | |
Total | 18.36 | 13.81 | 10.14 | 5.83 | 9.41 | 6.62 | 4.17 | ||
Acids | 3.670 | 4-Hydroxy-butanoic acid | – | – | – | – | 1.72 | 3.01 | – |
3.228 | Methylenecyclopropane carboxylic acid | 2.28 | 4.40 | 11.41 | – | – | – | – | |
Total | 2.28 | 4.40 | 11.41 | – | 1.72 | 3.01 | – | ||
Alcohols | 3.204 | 3-Furanmethanol | – | – | – | 24.37 | 20.62 | 17.33 | – |
4.711 | 5-Methyl-2-furanmethanol | – | 2.25 | – | – | – | – | – | |
5.960 | Creosol | 0.69 | 0.71 | – | – | 0.28 | – | – | |
7.769 | 3,5-Dimethoxy-4-hydroxytoluene | 6.37 | – | 0.94 | – | – | – | – | |
11.914 | trans-Sinapyl alcohol | – | 0.17 | – | – | – | – | – | |
Total | 7.06 | 3.13 | 0.94 | 24.37 | 20.90 | 17.33 | – | ||
Phenols | 4.982 | 2-Methyl phenol | 0.14 | 0.16 | – | – | – | – | – |
5.198 | 2-Methoxy-phenol | 2.55 | 3.55 | – | – | – | – | – | |
5.382 | Maltol | 2.22 | 1.26 | 1.94 | 1.62 | 2.53 | – | – | |
6.266 | Catechol | 3.55 | 5.14 | 6.31 | 4.86 | – | – | – | |
6.750 | 3-Methyl-1,2-benzenediol | 0.54 | 0.97 | – | – | – | – | – | |
6.617 | 2-Acetyl resorcinol | 0.20 | – | – | – | 0.71 | – | – | |
6.889 | 2-Methoxy-4-vinylphenol | – | – | 0.18 | – | – | – | – | |
7.129 | 2,6-Dimethoxy phenol | 0.64 | 2.75 | 7.76 | 4.75 | 6.21 | 4.75 | 7.33 | |
7.769 | Eugenol | – | – | – | – | – | – | 0.51 | |
7.926 | 2-Methoxy-4-propyl phenol | 0.77 | – | – | – | – | – | – | |
8.291 | 5-tert-Butylpyrogallol | – | – | – | – | – | – | 2.03 | |
8.782 | 4-(1-Hydroxyallyl)-2-methoxyphenol | 0.47 | 0.84 | 0.24 | – | 0.45 | – | – | |
8.945 | 2,6-Dimethoxy-4-(2-propenyl)-phenol | 2.19 | – | – | – | – | – | 4.01 | |
10.042 | (E)-2,6-Dimethoxy-4-(prop-1-en-1-yl)phenol | 12.77 | 9.31 | – | 0.54 | – | – | 24.51 | |
12.296 | 2,5-Bis(1,1-dimethylethyl)-1,4-benzenediol | 0.33 | 0.25 | – | – | – | – | 3.25 | |
Total | 26.37 | 24.23 | 16.43 | 11.77 | 9.90 | 4.75 | 41.64 | ||
Alkanes | 4.248 | 2,2,4,6,6-Pentamethyl-heptane | – | – | – | – | – | 1.85 | 0.60 |
4.251 | 4-(1-Methylethyl)-heptane | – | – | 0.21 | – | – | – | – | |
4.418 | 2,2-Diethyl-3-methyl- oxazolidine | – | – | 1.02 | 1.24 | – | – | – | |
Total | – | – | 1.23 | 1.24 | – | 1.85 | 0.60 | ||
Anhydride | 5.295 | 2-Methyl-propanoic acid anhydride | 0.31 | – | – | – | – | – | – |
Aromatics | 7.727 | 1,2,4-Trimethoxy benzene | – | – | – | – | – | – | 0.77 |
8.354 | 1,2,3-Trimethoxy-5-methyl benzene | 3.89 | 2.25 | – | – | – | – | – | |
Total | 3.89 | 2.25 | – | – | – | – | 0.77 |