Table 5 Analysed bioactive ingredients from optimized extract of graph seeds through GCMS chromatogram.

From: Optimization of ultrasound-aided extraction of bioactive ingredients from Vitis vinifera seeds using RSM and ANFIS modeling with machine learning algorithm

Retention time (min)

% Area of peak

Compound identified

Molecular formula

Molecular weight (g/mol)

6.996

0.36

3-Hexenoic acid

C6H10O2

114.14

9.697

7.14

5-Hydroxymethylfurfural

C6H6O3

126.11

11.467

0.43

2-Amino-5,6-dimethyl-3H-pyrimidine

C6H9N3O

139.16

11.702

0.52

Spiro[4.4]nonane-1,6-dione

C9H12O2

152.19

12.692

9.22

8-Methylnonanoic acid

C10H20O2

172.26

13.338

8.22

3,4-Altrosan

C6H10O5

162.14

14.588

8.29

1,5-Anhydro-d-mannitol

C6H12O5

164.16

16.366

0.38

9-Eicosenoic acid

C20H38O2

310.5

18.245

1.00

cis-Vaccenic acid

C18H34O2

282.5

22.909

0.68

1,37-Octatriacontadiene

C38H74

531

24.235

1.91

1,3-Benzenedicarboxylic acid

C8H6O4

166.13

24.973

0.56

2-Methyl-7-phenylindole

C15H13N

207.27