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. 2022 Apr 9;29(39):59930–59947. doi: 10.1007/s11356-022-20039-x

Table 4.

GC–MS analysis of the crude methanolic extract of E. flexuosa

No Retention time Chemical constituents Area %
(higher than
1%)
1 2.453

• 1-Benzyl-3-phenyl-1H-1,2,4-triazol-4-oxide

• 1-(2-Hydroxyimino-2-phenyl–ethyl)-pyrrolidine-2,5-dione

• 1H-Pyrimidine-2,4-dione, 1-benzyloxymethyl-5-bromo-6-methyl-

3.35
2 3.054

• 1,5-Heptadien-3-yne

• 10-Phenyldecanoic acid

• Benzene, undecyl

3.39
3 4.227

• 3-Benzylthio-5-hydroxy-6,6-dimethy

• l-1,6-dihydro-1,2,4-triazine

• 1H-1,2,3-Triazole-4,5-dimethanol, 1-(phenylmethyl)

• Benzyl isopentyl ether

1.02
4 4.341

• 1,2-Benzisoxazole

• 1,5-Heptadien-3-yne

• Pyridine, 4-[2-(phenylmethyl)-2H-1,2,3,4-tetrazol-5-yl]

14.68
5 16.037

• 1-Methoxybicyclo[2,2,2]oct-5-en-2-yl methyl ketone

• 2,4-Dichloro-N-(4-ethoxy-phenyl)-3-methyl-benzenesulfonamide

• 3,6-Dimethyl-6-hepten-4-yn-3-ol

1.09
6 17.965

• 1-Octadecanol

• n-Nonadecanol-1

• 1-Hexadecanol

7.56
7 20.214 • 2-Pentadecanone, 6,10,14-trimethyl 1.40
8 21.221

• Nonanoic acid, methyl ester

• Hexadecanoic acid, 15-methyl-, methyl ester

• Decanoic acid, methyl ester

1.48
9 21.702

• Pentadecanoic acid

• alpha.-D-Glucopyranose, 4-O-.beta-D-galactopyranosyl-

• Tetradecanoic acid

43.55
10 23.470 • 6-Nonen-1-ol, acetate, (Z)- 1,1'-Bicyclopropyl, 2,2,2',2'-tetramethyl-1H-Imidazole-4-propanamine 3.30
11 27.819

• Nicotinamide, 5-chloro-2-(4-fluorophenoxy)-4,6-dimethyl-N-phenethyl-

• Imidazo[1,2-a]pyridine, 6-bromo-2-thiophen-2-yl- 4-Bromophenoxathiin]

8.79
12 27.882

• 4-Bromophenoxathiin

• 3,5-Dibromobenzoic acid

• 2-(p-Methoxyphenyl)-4-quinolinecarboxamide

4.70
13 28.019 • Imidazo[1,2-a]pyridine, 6-bromo-2- thiophen-2-yl- 1,3-Dithiolo[4,5-c]pyridine-6-carbonitrile, 4,7-dichloro-2-thioxo- 2,4,6,8-Tetrathiatricyclo[3.3.1.1(3,7)]decane-1-carboxylic acid, 3,5 –dimethyl 5.08