## 3 Results and Discussion
### GC Analysis
#### 3.2.2 Semi-Volatile Compounds by GC-MS
\begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline
**TR (min)** & **CAS N\({}^{*}\)** & **Compound** & \(m/z\) & **SI** & **RSI** & **CM1** & **CM2** & **CM3** \\ \hline
9.34 & 104-76-7 & 2-ethyl-1-hexanol & 43, 57, 79, 83 & 709 & 955 & & X & \\
10.56 & 93-58-3 & Methyl benzoate & 77, 105, 136 & 750 & 854 & X & \\
11.03 & 1587-15-1 & Dimethyl maleate & 43, 71, 103 & 739 & 922 & & X & \\
11.77 & 65-85-0 & Benzoic acid & 51, 77, 105, 122 & 805 & 956 & X & \\
12.17 & 112-41-4 & 1-dodecene & 43, 55, 69, 83 & 934 & 935 & X & \\
12.44 & 527-54-8 & 3,4,5-trimethylphenol & 91, 121, 136 & 760 & 885 & X & \\
12.95 & 627-93-0 & Dimethyl adipate & 101, 114, 143 & 700 & 818 & X & \\
13.01 & 100-97-0 & Hexamethylenetratum \({}^{*}\) & 42, 112, 140 & 617 & 905 & X & \\
13.11 & 1014-60-4 & 1,3-di-tert-butylbenzene & 41, 57, 91, 175 & 744 & 832 & & \\
13.32 & 105-60-2 & \(c\)-caprolactone \({}^{*}\) & 58, 58, 113 & 766 & 849 & X & \\
13.38 & 112-05-0 & Nonanoic acid & 60, 73, 115 & 700 & 773 & X & \\
13.50 & 629-62-9 & Pentadecane & 43, 57, 71, 85 & 765 & 867 & & X \\
13.55 & 77-99-6 & Trimethylpropane & 41, 57, 71, 86 & 903 & 916 & X & \\
13.75 & 627-91-8 & Methyl adipate & 55, 74, 100, 114, 129 & 713 & 882 & X & \\
14.03 & 487-68-3 & 2,4,6-trimethylbenzaldehyde & 91, 119, 147 & 859 & 946 & X & \\
14.20 & 85-49-9 & Phthalic acid pure or anhydride phthalic & 50, 76, 104, 148 & 776 & 880 & X & \\
14.56 & 2282-84-0 & Methyl 2,4,6-trimethylbenzoate & 91, 119, 147, 178 & 860 & 862 & X & \\
14.88 & 124-04-9 & Adipic acid & 41, 55, 87, 100 & 725 & 823 & X & \\
15.83 & 480-63-7 & 2,4,6-trimethylbenzoic acid & 119, 146, 164 & 900 & 902 & X & \\
15.95 & 6745-75-1 & 2,5-dimethyl-4-methoxybenzaldehyde & 77, 163, 164 & 744 & 765 & X & \\
16.09 & 7310-95-4 & 2-hydroxy-5-methylisophthalaldehyde & 77, 90, 107, 136, 164 & 825 & 831 & X & \\
16.44 & 7534-94-3 & Isobornyl methacrylate & 41, 69, 95, 136 & 927 & 928 & X & \\
16.51 & 2233-18-3 & 4-hydroxy-3,5-dimethylphenylaldehyde & 77, 91, 121, 149, 150 & 892 & 918 & X & \\
16.63 & 487-69-4 & 2,4-dihydroxy-6-methylbenzaldehyde & 106, 123, 151 & 714 & 745 & X & \\
16.95 & 96-76-4 & 2,4-di-tert-butylphenol \({}^{*}\) & 57, 191, 206 & 781 & 834 & X & X & X \\
17.03 & 1459-93-4 & Dimethyl isophthalate \({}^{*}\) & 76, 135, 163, 194 & 860 & 924 & X & X & \\
17.66 & 143-07-7 & Dodecanoic acid & 43, 60, 73 & 853 & 901 & X & \\
18.09 & 4098-71-9 & Isobornore diosocyanate & 81, 110, 123 & 703 & 791 & X & \\
18.81 & Unknown (acrylate structure) & 55, 68 & & & & & X \\
19.18 & Unknown (alcohol structure) & 69, 83, 97 & 726 & 842 & & X & X \\
19.35 & 100-21-0 & Terephthalatic acid or isophthal acid & 65, 120, 149, 166 & 716 & 753 & & X & \\
19.46 & Unknown (alkane structure) & 57, 71, 85 & & & & & X \\
19.82 & 24157-81-1 & 2,6-disisopropylphalhadiene & 155, 197, 212 & 793 & 834 & X & X & \\
19.89 & 19.89 & Unknown (ester of adipic acid) & 55, 111, 143 & & & & X & \\
20.19 & 544-63-8 & Tetradecanoic acid & 43, 60, 73, 129 & 883 & 893 & X & X & \\
20.67 & 26896-8-0 & Tricyclodecanedmethanol & 67, 79, 91, 119, 147 & 826 & 832 & X & \\
20.82 & 104-66-5 & Diphenyl glycol & 77, 121, 214 & 815 & 824 & & \\
21.16 & 502-69-2 & 6,10,14-trimethylpentadecan-2-one & 43, 58, 71 & 908 & 939 & & & X \\
21.20 & 3645-00-9 & Methyl-(2-hydroxyethyl) terephthalhalate & 76, 163, 181 & 832 & 907 & & X & \\
21.35 & 1002-84-2 & Pentadecanoic acid & 60, 73, 129 & 700 & 767 & X & X & \\
21.39 & 84-69-5 & Disobutyl phthalate \({}^{*}\) & 41, 57, 149 & 858 & 932 & X & X & \\
21.62 & Unknown (alcohol structure) & 69, 83, 97 & 846 & 897 & & X & \\
21.92 & 82304-66-3 & 7,9-di-tert-butyl-1-oxaspiro & 41, 57, 175, 205 & 709 & 709 & & & X \\
22.10 & 112-39-0 & Methyl palmitate \({}^{*}\) & 43, 74, 87 & 891 & 932 & X & X & X \\
22.16 & Unknown (coicesen structure) & 43, 55, 70, 83 & & & & & X \\
22.27 & Unknown (acid structure) & 55, 69, 81, 96 & & & X & X & \\
22.45 & 84-74-2 & Dibethyl phthalate \({}^{*}\) & 149 & 892 & 926 & X & X & \\
22.51 & 57-10-3 & Hexadecanoic acid & 43, 60, 73, 129 & 922 & 962 & X & X & \\
22.5  
Polyester-type polymers result from a condensation reaction between polycarboxylic acids and polyols.