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. 2021 Oct 8;11(52):33160–33168. doi: 10.1039/d1ra04776k

Content of lipids compounds found in the analysis of the in natura oil and the biomass of the andiroba seed (Carapa guianensis Aubl.)a.

N Compounds RT KI INO (%) Sd± ABM(%) Sd±
1 Glycerol 3TMS 9.71 1108 1.50 0.07 0.10 0.00
2 2,3-Ditert-butylphenol 1TMS 13.17 1241 0.20 0.01
3 Miristic acid 1TMS 17.74 1456 0.35 0.02
4 Methyl palmitoleate 18.47 1494 2.13 0.09 0.70 0.03
5 Methyl palmitate 18.81 1512 17.26 0.85 16.03 0.69
6 Palmitoleic acid 1TMS 19.80 1566 0.71 0.04
7 Palmitic acid 1TMS 20.17 1588 11.70 0.59 11.50 0.67
8 Methyl oleate 20.83 1626 30.80 1.61 25.80 1.28
9 Methyl estearate 21.00 1635 10.46 0.44 7.80 0.39
10 Oleic acid1TMS 21.87 1687 15.01 0.76 20.42 1.01
11 Stearic acid 1TMS 22.06 1699 3.98 0.17 6.20 0.31
12 Methyl 11-eicosenoate 22.47 1724 0.31 0.02
13 Methyl araquidoate 22.52 1727 0.42 0.02 2.40 0.12
14 Methyl araquidonate 22.77 1742 2.60 0.15
15 Adipic acid 2TMS 23.29 1775 0.66 0.03
16 Araquidic acid 1TMS 23.77 1806 0.80 0.04
17 Methyl behenoate 24.38 1846 0.75 0.03 0.64 0.03
18 Bdca – 2TMS 24.48 1852 0.95 0.05
19 Malic acid 2TMS 24.75 1870 0.39 0.02
20 Behenic acid 1TMS 25.16 1897 0.11 0.01
21 Methyl lignocerate 25.85 1945 0.43 0.02 0.45 0.02
22 Squalene 26.48 1989 0.22 0.03
23 Stigmasterol 1TMS 29.70 2226 0.11 0.01
24 β-Sitosterol 1TMS 30.28 2293 0.20 0.01 0.14 0.01
25 N.I. 30.84 2395 1.80 0.09
26 N.I. 32.38 2664 0.14 0.01
27 N.I. 32.81 2738 0.31 0.02
28 7-Deacetoxy-7-oxogedunin 34.08 2953 0.35 0.02
a

TMS: trimethylsylil, RT: retention time, KI: Kovat's retention index calculated on DB-5 MS capillary column using homologous series of n-alkanes, (%) compound abundance in the sample, INO: in natura oil, ABM: andiroba biomass, Bdca = 1,2-benzenedicarboxilic acid 2TMS, Sd = standard deviation, NI = not identified.