Table 1 List of compounds of the rubbing paper with retention time (RT), expected main fragment ions, most likely attribution of the products, and relative content
No | RT(min) | Main ions | Identified compounds | Area (%) ± SD |
|---|---|---|---|---|
G1 | 3.35 | 53, (80) | 1H-Pyrrole, 3-methyl- | 0.84 ± 0.16 |
1 | 5.32 | 51, 78, (104) | Styrene | 1.15 ± 0.14 |
2 | 5.85 | 53, (67), 96 | 2-Cyclopenten-1-one, 2-methyl- | 1.6 ± 0.35 |
3 | 8.57 | 53, 67, (96) | 2,4-Dimethylfuran | 2.49 ± 0.58 |
4 | 9.51 | 66, (94) | Phenol | 1.8 ± 0.18 |
5 | 11.61 | (67), 95, 110 | 2-Cyclopenten-1-one, 2,3-Dimethyl- | 1.26 ± 0.35 |
E1 | 12.61 | 69, (109), 119, 134 | Cis-p-mentha-1(7),8-dien-2-ol | 0.82 ± 0.08 |
6 | 13.35 | 79, (108) | 3-Methyl-Phenol | 2.73 ± 0.61 |
E2 | 16.98 | (71), 81, 95, 123, 138 | Menthol | 0.61 ± 0.22 |
7 | 18.86 | (91), 131 | Benzenepropanenitrile | 1.54 ± 0.57 |
G2 | 20.57 | 63, 90, (117) | Indole | 2.38 ± 0.56 |
G3 | 23.29 | 77, 103, (130) | 3-Methyl-Indole | 1.8 ± 0.44 |
E3 | 25.58 | 105, (119), 132, 202 | Curcumene | 0.4 ± 0.11 |
8 | 26.2 | (55), 69, 83, 97, 111 | 1-Pentadecene | 1.01 ± 0.29 |
9 | 28.73 | (55), 69, 83, 97, 111 | 1-Heptadecene | 0.89 ± 0.31 |
10 | 30.29 | (60), 73 | 1,6-Anhydro-bete-D-Glucopyranose | 21.5 ± 6.94 |
S1 | 33.2 | 76, 152, (178) | Anthracene | 0.38 ± 0.12 |
11 | 36.2 | 43, (73), 129, 256 | n-Hexadecanoic acid | 4.09 ± 0.7 |
S2 | 39.01 | 101, (202) | Fluoranthene | 0.24 ± 0.01 |
S3 | 40.05 | 101, (202) | Pyrene | 0.26 ± 0.08 |
12 | 40.18 | 43, (73), 129, 284 | Octadecanoic acid | 4.96 ± 1.29 |
T1 | 41.9 | 189, 204, (219), 234 | Retene | 0.22 ± 0.07 |
T2 | 44.02 | (239), 299, 314 | Methyl dehydroabietate | 0.12 ± 0.03 |
S4 | 46.07 | 101, 113, (228) | Triphenylene | 0.15 ± 0.04 |
S5 | 52.33 | 113, 125, (252) | Benzo[k]fluoranthene | 0.19 ± 0.04 |
G4 | 52.77 | 57, 81, 147, 353, (368) | Cholesta-3,5-diene | 0.21 ± 0.05 |
13 | 54.66 | 95, 135,189, 203,(218) | Beta-amyrin | 0.18 ± 0.04 |
14 | 55.3 | 95, 135,189, 203,(218) | Alpha-amyrin | 1.06 ± 0.31 |
S6 | 57.87 | 138, (276) | Benzo[ghi]perylene | 0.29 ± 0.02 |