Table 3: Fatty Acids in THM-Py-GC/MS Analysis of Lipids IUPAC Name Synonym CAS # Formula MW Retention Time (min) Hexanedioic acid, dimethyl ester dimethyl adipate 627-93-0 C H O 174 15.47 8 28 4 Heptanedioic acid, dimethyl ester dimethyl pimelate 1732-08-7 C H O 188 17.78 9 16 4 Octanedioic acid, dimethyl ester dimethyl suberate 1732-09-8 C H O 202 20.02 10 18 4 Dodecanoic acid, methyl ester methyl laurate 111-82-0 C H O 214 21.63 13 26 2 Nonanedioic acid, dimethyl ester dimethyl azelate 1732-10-1 C H O 216 22.10 11 20 4 Decanedioic acid, dimethyl ester dimethyl sebacate 106-79-6 C H O 230 24.03 12 22 4 Tetradecanoic acid, methyl ester methyl myristate 124-10-7 C H O 242 25.48 15 30 2 Hexadecanoic acid, methyl ester methyl palmitate 112-39-0 C H O 270 28.96 17 34 2 9-Octadecenoic acid (Z)-, methyl ester methyl oleate 112-62-9 C H O 296 31.71 19 36 2 Octadecanoic acid, methyl ester methyl stearate 112-61-8 C H O 298 32.13 19 38 2 Eicosanoic acid, methyl ester methyl arachidate 1120-28-1 C H O 326 35.01 21 42 2 Table 4: Nonspecific Compounds Identified in THM-Py-GC/MS Analysis of Amber Objects IUPAC Name Synonym CAS # Formula MW Retention Time (min) Methyl benzene Toluene 108-88-3 C7H8 92 3.76 1,3-Dimethyl-1-cyclohexene 2808-76-6 C8H14 110 4.92 Benzene, 1,4-dimethyl- p-Xylene 106-42-3 C8H10 106 5.99 Benzene, 1,3-dimethyl- m-Xylene 108-38-3 C8H10 106 5.99 2-Propenoic acid, 2-methyl-, methyl ester Methyl methacrylate 80-62-6 C5H8O2 100 2.87 Ethylbenzene 100-41-4 C H 106 5.77 8 10 Benzene, 1,2-dimethyl- o-Xylene 95-47-6 C H 106 6.53 8 10 Benzene, 1-ethyl-3-methyl- Toluene, m-ethyl- 620-14-4 C H 120 8.33 9 12 Benzene, 1-ethenyl-2-methyl- o-Vinyltoluene 611-15-4 C H 118 9.24 9 10 Benzenemethanol, 2,5-dimethyl- 2,5-Dimethylbenzyl alcohol 53957-33-8 C H O 136 9.36 9 12 Benzene, 1,2,4-trimethyl- Pseudocumene 95-63-6 C H 120 9.90 9 12 3,3,5,5-Tetramethylcyclopentene 38667-10-6 C H 124 10.89 9 16 Benzoic acid, methyl ester Methyl benzoate 93-58-3 C H O 136 11.85 8 8 2 Naphthalene 91-20-3 C H 128 14.12 10 8 Naphthalene, 1-methyl- 90-12-0 C H 142 16.62 11 10 Naphthalene, 2-methyl- 91-57-6 C H 142 17.11 11 10 1,2,3-Trimethylindene 4773-83-5 C H 158 18.68 12 14 Naphthalene, 1,6,7-trimethyl- 2245-38-7 C H 170 22.93 13 14 Analysis of Selected Ambers 279