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. 2022 Dec 2;12:20848. doi: 10.1038/s41598-022-24021-y

Table 2.

Compounds available in ethyl acetate fraction of Caulerpa racemosa.

Peak no Retention time (min) Compound Molecular formula MW (g/mol) Peak area %
1 3.258 Acetaldehyde, O-ethyloxime C3H7NO 73.09 63.869
2 4.109 Propanoic acid, ethyl ester C5H10O2 102.13 7.500
3 4.292 Formic acid, butyl ester C5H10O2 102.13 0.828
4 4.708 Acetic acid, butyl ester C6H12O2 116.16 0.642
5 5.141 Pentane, 1-butoxy C9H20O 144.25 0.075
6 5.273 n-Propyl acetate C5H10O2 102.131 0.154
7 6.469 1-Butanol C4H10O 74.121 3.919
8 6.769 Acetic acid CH3COOH 60.052 22.514
9 15.805 2,5-Hexanediol, 2,5-dimethyl C8H18O2 146.13 1.375
10 16.194 4-Hydroxypyridine 1-oxide C5H5NO2 111.10 0.084
11 16.940 Cyclobutane, 1,2-diethyl C8H16 112.21 0.056
12 20.235 Tricosyl trifluoroacetate C25H47F3O2 436.6 0.116
13 21.533 2-Butanone, 4-phenyl C10H12O 148.20 0.067
14 24.217 1-Hexadecene C16H32 224.42 0.074
15 25.671 Hexadecane C16H34 226.41 0.056
16 28.417 Acetic acid, 2-(pyridin-2-ylamino) cyclohexyl ester C13H18N2O2 234.29 0.362
17 28.534 Phosphorodithioic acid, O-ethyl S,S-diphenyl ester C14H15O2PS2 310.4 0.484
18 28.783 5-Bromo-2-methoxy-2,4,6-cycloheptatrien-1-one C8H7BrO2 215.04 0.149
19 28.858 Spiro(cyclohexane-1,2'-(1,3-dithiolane)) C8H14S2 174.33 0.006
20 28.879 ( +)-3-Carene, 2- alpha-isopropenyl C13H20 176.30 0.003
21 31.569 6H,8H-Isoquino[2,1-c][1,3] benzoxazine, 9,13b-dihydro-11,12-dimethoxy-6-methyl 0.150
22 31.742 2-Butanone, 4-(4-methoxyphenyl) C11H14O2 178.23 0.146
23 31.924 Hexadecenoic acid, methyl ester C17H34O2 270.45 0.150
24 32.847 1,4-Dioxane, 2,3-dichloro C4H6Cl2O2 156.99 0.215
25 32.943 N-Ethyl-4-nitroaniline C8H10N2O2 166.18 0.139
26 33.818 Benzoic acid, 4-[3-(5-cyclopropyl-2H-pyrazol-3-yl)-5-mercapto-[1,2,4]triazol-4-yl] 0.347
27 34.006 5.alpha.,14.beta.-Spirostan-3-one, cyclic ethylene acetal, (25R) 0.071
28 34.656 1H-Pyrido [3,4-bindole, 2,3,4,9-tetrahydro-6-methoxy-1-methyl C13H16N2O 216.28 0.716
29 35.221 [1,2,4]Oxadiazole, 3-(5-bromofuran-2-yl)-5-(4-methoxybenzyl) 0.525
30 35.554 3H-1,2,4-Triazole-3-thione, 2,4-dihydro-4-phenyl C14H12N4S 268.34 0.376
31 36.040 Benzenehexanamine C12H19N 177.29 6.693
32 36.540 2H-Pyrimido[2,1-b][1,3]thiazin-6-one, 8-methyl-3,4-dihydro C8H10N2OS 182.24 0.757
33 36.599 Gona-1,3,5,7,9-pentaen-17-one, 13-ethyl-3-hydroxy C19H20O2 280.4 0.625
34 37.115 9H-Benzo[4,5]imidazo[2,1-c][1,2,4]triazole, 3-benzylsulfanyl C15H12N4S 280.35 3.008
35 37.269 n-Hexadecanoic acid C16H32O2 256.4 5.742
36 37.703 Nicotinonitrile, 2-[2-(4-bromophenyl)-2-oxoethoxy]-4-methoxymethyl-6-methyl 2.449
37 38.074 3-Phenyl-7-[2,4-bis(diethylamino)-1,3,5-triazin-6-yl]aminocoumarin 0.995
38 38.621 5-Fluoro-1,3-bis[phenylmethyl]-2,4(1H,3H)-pyrimidinedione C18H15FN2O2 310.3 4.850
39 38.869 Xanthine, 2,4,7-trimethyl-8-[2-[2-methylphenyl]ethenyl] 0.733
40 39.459 4,4'-Bis[2-hydroxyhexafluoroisopropyl]diphenyl ether C18H10F12O3 502.2 4.256
41 39.767 5-[4-Methoxyphenoxy]-6-amino-8-methoxyquinaldine 3.770
42 40.370 4-Nitro-4'-sulfamyldiphenyl sulfide 6.376
43 41.207 8-Naphthol, 1-(benzyloxy) C17H14O2 250.29 11.275
44 42.535 Tetradecanoic acid, 2-hydroxy-, monoanhydride C14H28O3 244.3 29.354
45 43.561 Estra-1,3,5(10)-trien-17-one, 3,12-bis[(trimethylsilyl)oxy]-, O-methyloxime, (12.beta.) 19.495
46 43.715 2-(p-Anisidino)-4-methyl-8-nitroquinoline 20.871
47 46.339 No hits found 1.321