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. 2023 Jun 8;9(6):e17124. doi: 10.1016/j.heliyon.2023.e17124

Table 1.

Compounds identified in aqueous extract of Nymphaea lotus by GC–MS.

Peak No. Retention time (min) Compound name Molecular Formula Molecular Weight Area%
1 5.108 2,3-Butanediol C4H10O2 90 2.57
2 5.300 S-[2-Aminoethyl]-dl-cysteine C5H12N2O2S 164 0.39
3 5.514 2,3-Dihydro-4H-pyran C5H8O 84 0.77
4 5.936 Threitol C4H10O4 122 2.12
5 6.070 Erythritol C4H10O4 122 2.19
6 6.357 Glycerin C3H8O3 92 1.86
7 6.453 Glycerin C3H8O3 92 3.00
8 6.674 3-(Hydroxymethyl)-2-butanone C5H10O2 102 1.27
9 7.197 Dimethylethyleneurea C5H10N2O 114 0.85
10 7.653 3,5-Dihydroxy-6-methyl-2,3-dihydro-4H-pyran-4-one C6H8O4 144 0.71
11 7.954 2-[Acetyl (benzoyl)amino]-2-deoxyhexopyranose C15H19NO7 325 0.34
12 8.293 1,4:3,6-Dianhydro-.alpha.-d-glucopyranose C6H8O4 144 0.15
13 8.383 Catechol C6H6O2 110 0.72
14 8.553 Coumaran C8H8O 120 0.18
15 9.793 2-Methoxy-4-vinylphenol C9H10O2 150 0.37
16 10.167 Tetrahydroactinidiolide C11H18O2 182 0.06
17 10.859 Pyrogallol C6H6O3 126 15.48
18 12.866 Pentanoic acid, 5-cyclopropylidene-, ethyl ester C10H16O2 168 0.17
19 14.367 6-Methyl-cyclodec-5-enol C11H20O 168 0.32
20 14.574 1-Heptadec-1-ynyl-cyclopentanol C22H40O 320 0.18
21 14.652 2,6,8-Trimethylbicyclo [4.2.0]oct-2-ene-1,8-diol C11H18O2 182 0.51
22 15.260 3,7,11,15-Tetramethyl-2-hexadecen-1-ol C20H40O 296 0.42
23 15.474 cis-Z-α-Bisabolene epoxide C15H24O 220 0.14
24 15.581 3,7,11,15-Tetramethyl-2-hexadecen-1-ol C20H40O 296 0.15
25 16.056 Eicosanoic acid C20H40O2 312 0.55
26 16.261 β-Sitosterol C29H50O 414 1.68
27 16.443 β -Sitosterol C29H50O 414 2.93
28 16.560 β -Sitosterol C29H50O 414 2.00
29 16.804 β -Sitosterol C29H50O 414 3.32
30 16.984 3-Methyl-2-(2-methylene-cyclohexyl)-butan-2-ol C12H22O 182 0.16
31 17.186 5,12-Dihydroxyergost-25 (27)-ene-3,6-dione C28H44O4 444 0.55
32 18.499 22-Desoxycarpesterol C37H54O3 546 8.35
33 18.903 7,22-Ergostadienol C28H46O 398 5.89
34 19.136 1,1,6-trimethyl-3-methylene-2-(3,6,9,13-tetramethyl-6- ethenye-10,14-dimethylene-pentadec-4-enyl)cyclohexane C33H56 452 4.60
35 19.233 Viridiflorol C15H26O 222 2.57
36 19.426 cis-5,8,11-Eicosatrienoic acid, trimethylsilyl ester C23H42O2Si 378 1.31
37 19.664 Shyobunone C15H24O 220 1.72
38 19.819 2-Myristynoic acid C14H24O2 224 1.72
39 19.918 Widdrol C15H26O 222 1.90
40 20.124 cis-5,8,11-Eicosatrienoic acid, trimethylsilyl ester C23H42O2Si 378 0.55
41 20.336 4-(2,2-Dimethyl-6-methylenecyclohexyl)butanal C13H22O 194 0.69
42 20.450 α-Glyceryl linolenate C21H36O4 352 0.60
43 21.014 15-Chloro-13-oxabicyclo [9.3.1]pentadecane C14H25ClO 244 2.99
44 21.853 Oxacyclohexadecan-2-one C15H28O2 240 10.77
45 22.037 Patchouli alcohol C15H26O 222 2.23
46 22.233 15-Chloro-13-oxabicyclo [9.3.1]pentadecane C14H25ClO 244 1.73
47 22.434 15-Chloro-13-oxabicyclo [9.3.1]pentadecane C14H25ClO 244 1.55
48 23.094 Dihydro-β-agarofuran C15H26O 222 4.71