Table 2 Levels of silylated primary metabolites in Melilotus, Trifolium, Medicago, and Ononis seed species.

From: Comparative GC–MS based nutrients profiling of less explored legume seeds of Melilotus, Medicago, Trifolium, and Ononis analysed using chemometric tools

Peak no

Average Rt (min)

KI

Name

MA

MO

MS

TP

TI

TM

TA

MDS

MDO

ML

MX

OR

ON

OS

OA

Alcohols

 1

5.27

988.2

Ethylene glycol, (2TMS)

0.55 ± 0.03

0.51 ± 0.03

0.51 ± 0.02

0.58 ± 0.03

0.64 ± 0.05

0.51 ± 0.01

0.52 ± 0.01

0.56 ± 0.02

0.60 ± 0.02

0.50 ± 0.01

0.55 ± 0.04

0.48 ± 0.02

0.50 ± 0.02

0.60 ± 0.19

0.74 ± 0.05

 2

6.56

1058.6

1,3 Propanediol, (2TMS)

0.11 ± 0.01

0.10 ± 0.01

0.10 ± 0.00

0.11 ± 0.01

0.14 ± 0.01

0.10 ± 0.01

0.10 ± 0.00

0.07 ± 0.02

0.12 ± 0.02

0.09 ± 0.01

0.11 ± 0.00

0.10 ± 0.01

0.11 ± 0.01

0.13 ± 0.03

0.16 ± 0.01

 3

10.33

1281.7

Glycerol, (3TMS)

3.78 ± 1.69

1.48 ± 0.82

1.97 ± 0.38

3.69 ± 0.42

4.80 ± 1.64

2.61 ± 2.77

1.47 ± 0.64

3.98 ± 1.79

4.56 ± 1.39

1.39 ± 0.19

5.71 ± 3.29

7.36 ± 2.32

3.02 ± 0.33

9.04 ± 3.05

7.44 ± 1.98

 4

11.50

1357.8

1-Decanol, O-TMS

0.02 ± 0.01

0.03 ± 0.01

0.03 ± 0.00

0.03 ± 0.01

0.04 ± 0.00

0.02 ± 0.00

0.03 ± 0.01

0.03 ± 0.01

0.03 ± 0.02

0.02 ± 0.00

0.02 ± 0.00

0.02 ± 0.00

0.02 ± 0.00

0.03 ± 0.01

0.04 ± 0.00

 5

14.51

1578.6

Alpha-hydroxyglutaric acid (3TMS)

0.01 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.02 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

 6

20.70

2144.5

1-Octadecanol, O-TMS

0.03 ± 0.00

0.03 ± 0.00

0.03 ± 0.00

0.05 ± 0.02

0.04 ± 0.00

0.03 ± 0.01

0.03 ± 0.00

0.07 ± 0.04

0.03 ± 0.00

0.04 ± 0.00

0.04 ± 0.00

0.04 ± 0.01

0.07 ± 0.05

0.06 ± 0.02

0.05 ± 0.00

 7

21.20

2196.5

1-Hexadecanol, DMTBS

0.01 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.02 ± 0.03

0.01 ± 0.01

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.02 ± 0.02

0.02 ± 0.00

 Total alcohols

4.51

2.15

2.63

4.48

5.70

3.28

2.17

4.72

5.37

2.05

6.45

8.02

3.74

9.90

8.46

Amino acids

 8

7.11

1088.8

Valine, TMS

0.16 ± 0.23

0.01 ± 0.00

0.01 ± 0.01

0.07 ± 0.03

0.03 ± 0.02

0.02 ± 0.03

0.02 ± 0.01

0.01 ± 0.01

0.03 ± 0.02

0.02 ± 0.00

0.08 ± 0.08

0.06 ± 0.00

0.03 ± 0.02

0.06 ± 0.02

0.09 ± 0.01

 9

7.43

1106.1

Alanine, (2TMS)

0.23 ± 0.37

0.01 ± 0.00

0.01 ± 0.00

0.14 ± 0.08

0.10 ± 0.10

0.03 ± 0.05

0.01 ± 0.00

0.02 ± 0.01

0.06 ± 0.04

0.01 ± 0.00

0.12 ± 0.09

0.19 ± 0.12

0.03 ± 0.04

0.12 ± 0.04

0.18 ± 0.03

 10

8.51

1166.6

1-Methylproline

0.04 ± 0.01

0.02 ± 0.00

0.01 ± 0.00

0.04 ± 0.01

0.08 ± 0.10

0.03 ± 0.01

0.02 ± 0.00

0.10 ± 0.07

0.96 ± 0.57

0.06 ± 0.02

0.76 ± 0.41

0.03 ± 0.01

0.03 ± 0.01

0.04 ± 0.00

0.03 ± 0.01

 11

8.66

1175.4

Isoleucine, TMS

0.07 ± 0.10

0.01 ± 0.00

0.01 ± 0.00

0.03 ± 0.01

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.01

0.01 ± 0.01

0.03 ± 0.02

0.02 ± 0.00

0.01 ± 0.00

0.03 ± 0.02

0.04 ± 0.01

 12

9.37

1217.4

Valine, (2TMS)

0.17 ± 0.22

0.00 ± 0.00

0.01 ± 0.01

0.13 ± 0.07

0.06 ± 0.05

0.03 ± 0.04

0.01 ± 0.01

0.03 ± 0.03

0.03 ± 0.03

0.02 ± 0.00

0.06 ± 0.06

0.09 ± 0.04

0.03 ± 0.02

0.08 ± 0.00

0.14 ± 0.02

 13

10.01

1260.5

Serine, (2TMS)

0.02 ± 0.02

0.02 ± 0.02

0.03 ± 0.01

0.02 ± 0.01

0.03 ± 0.02

0.05 ± 0.02

0.02 ± 0.02

0.42 ± 0.37

0.48 ± 0.36

0.76 ± 0.09

0.30 ± 0.10

0.04 ± 0.01

0.04 ± 0.01

0.06 ± 0.03

0.06 ± 0.03

 14

10.26

1276.5

Leucine, (2TMS)

0.19 ± 0.27

0.00 ± 0.00

0.01 ± 0.00

0.06 ± 0.02

0.04 ± 0.01

0.02 ± 0.04

0.01 ± 0.01

0.02 ± 0.03

0.03 ± 0.01

0.02 ± 0.00

0.06 ± 0.07

0.09 ± 0.04

0.03 ± 0.01

0.07 ± 0.01

0.12 ± 0.01

 15

10.77

1299.3

l-Threonine, (2TMS)

3.66 ± 0.27

3.65 ± 0.22

3.57 ± 0.07

4.04 ± 0.19

4.95 ± 0.32

3.42 ± 0.08

3.42 ± 0.15

4.32 ± 0.23

4.49 ± 0.13

3.36 ± 0.04

3.73 ± 0.26

3.49 ± 0.20

3.62 ± 0.19

4.36 ± 0.63

5.24 ± 0.05

 16

12.03

1392

Homoserine, (3TMS)

0.04 ± 0.03

0.01 ± 0.00

0.01 ± 0.01

0.04 ± 0.01

0.04 ± 0.02

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.01

0.02 ± 0.01

0.01 ± 0.00

0.03 ± 0.02

0.03 ± 0.01

0.01 ± 0.00

0.02 ± 0.00

0.04 ± 0.01

 17

12.11

1398

Glycine, (3TMS)

1.73 ± 0.23

1.62 ± 0.13

1.73 ± 0.09

2.23 ± 0.19

2.87 ± 0.20

1.41 ± 0.33

1.23 ± 0.20

1.64 ± 1.24

2.41 ± 0.06

1.45 ± 0.11

1.81 ± 0.11

1.89 ± 0.05

1.93 ± 0.14

2.59 ± 0.65

3.25 ± 0.07

 18

12.47

1425.2

Aspartic acid, (2TMS)

0.01 ± 0.01

0.01 ± 0.01

0.01 ± 0.00

0.07 ± 0.04

0.06 ± 0.04

0.01 ± 0.02

0.01 ± 0.01

0.01 ± 0.00

0.03 ± 0.03

0.01 ± 0.00

0.07 ± 0.03

0.17 ± 0.21

0.03 ± 0.03

0.11 ± 0.10

0.04 ± 0.02

 19

12.88

1455.9

Cysteine, 3(TMS)

0.06 ± 0.05

0.01 ± 0.00

0.01 ± 0.00

1.87 ± 1.35

0.05 ± 0.04

0.14 ± 0.24

0.02 ± 0.01

0.09 ± 0.07

0.07 ± 0.03

0.16 ± 0.06

1.11 ± 0.85

0.15 ± 0.08

0.11 ± 0.09

0.18 ± 0.04

0.33 ± 0.10

 20

13.83

1527.6

l-Aspartic acid, (3TMS)-

0.03 ± 0.03

0.01 ± 0.00

0.03 ± 0.01

0.18 ± 0.09

0.28 ± 0.18

0.06 ± 0.09

0.02 ± 0.01

0.03 ± 0.02

0.13 ± 0.13

0.05 ± 0.01

0.17 ± 0.05

0.72 ± 0.89

0.16 ± 0.15

0.38 ± 0.21

0.17 ± 0.09

 21

13.86

1529.7

Pyroglutamic acid, (N,O-TMS)

0.78 ± 0.46

0.26 ± 0.12

0.56 ± 0.07

0.99 ± 0.23

1.92 ± 0.97

0.32 ± 0.28

0.38 ± 0.25

0.58 ± 0.46

1.15 ± 0.12

0.35 ± 0.09

1.34 ± 0.85

1.26 ± 0.17

0.71 ± 0.39

1.17 ± 0.31

1.49 ± 0.20

 22

15.07

1623.6

Glutamic acid (3TMS)

0.03 ± 0.02

0.01 ± 0.00

0.01 ± 0.00

0.19 ± 0.11

0.25 ± 0.25

0.05 ± 0.07

0.01 ± 0.01

0.02 ± 0.01

0.22 ± 0.10

0.04 ± 0.00

0.16 ± 0.09

0.36 ± 0.05

0.19 ± 0.14

0.23 ± 0.06

0.52 ± 0.22

 23

15.19

1633.2

Phenylalanine (2TMS)

0.04 ± 0.06

0.01 ± 0.00

0.01 ± 0.00

0.06 ± 0.01

0.03 ± 0.01

0.03 ± 0.04

0.01 ± 0.00

0.01 ± 0.01

0.04 ± 0.02

0.02 ± 0.01

0.06 ± 0.06

0.06 ± 0.04

0.04 ± 0.03

0.06 ± 0.02

0.10 ± 0.03

 24

18.70

1947.4

Tyrosine, (3TMS)

0.07 ± 0.08

0.01 ± 0.00

0.02 ± 0.00

0.09 ± 0.01

0.11 ± 0.05

0.03 ± 0.03

0.02 ± 0.01

0.06 ± 0.04

0.22 ± 0.10

0.05 ± 0.02

0.22 ± 0.25

0.07 ± 0.03

0.05 ± 0.02

0.09 ± 0.01

0.11 ± 0.01

 Total amino acids

7.33

5.66

6.05

10.22

10.89

5.68

5.22

7.38

10.39

6.39

10.11

8.71

7.03

9.64

11.96

Aromatic

 25

9.81

1246.6

Benzoic acid, TMS

0.07 ± 0.05

0.10 ± 0.06

0.06 ± 0.01

0.14 ± 0.05

0.32 ± 0.23

0.04 ± 0.00

0.11 ± 0.07

0.06 ± 0.02

0.11 ± 0.09

0.05 ± 0.00

0.08 ± 0.04

0.24 ± 0.03

0.13 ± 0.04

0.30 ± 0.02

0.21 ± 0.05

 26

13.79

1524.8

4-methoxybenzoic acid (TMS)

0.06 ± 0.01

0.06 ± 0.00

0.06 ± 0.00

0.08 ± 0.00

0.08 ± 0.02

0.05 ± 0.01

0.06 ± 0.01

0.08 ± 0.00

0.07 ± 0.01

0.05 ± 0.00

0.05 ± 0.01

0.06 ± 0.00

0.06 ± 0.01

0.06 ± 0.01

0.08 ± 0.01

 27

15.13

1628.3

p-Hydroxybenzoic acid (TMS)

0.04 ± 0.01

0.02 ± 0.00

0.02 ± 0.01

0.05 ± 0.00

0.05 ± 0.02

0.03 ± 0.01

0.03 ± 0.00

0.03 ± 0.01

0.07 ± 0.01

0.04 ± 0.00

0.04 ± 0.01

0.03 ± 0.00

0.12 ± 0.04

0.03 ± 0.00

0.03 ± 0.00

 28

18.67

1941.4

p-Coumaric acid (2TMS)

0.03 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.02 ± 0.00

0.02 ± 0.00

0.02 ± 0.01

0.01 ± 0.00

0.02 ± 0.01

0.02 ± 0.00

0.02 ± 0.00

0.03 ± 0.01

0.02 ± 0.00

0.05 ± 0.01

0.02 ± 0.00

0.02 ± 0.00

 Total aromatic

0.21

0.19

0.15

0.28

0.47

0.14

0.21

0.19

0.27

0.15

0.21

0.34

0.36

0.41

0.34

Fatty acids/esters

 29

15.72

1647.1

Lauric acid, TMS

0.03 ± 0.04

0.01 ± 0.01

0.04 ± 0.01

0.26 ± 0.17

0.20 ± 0.08

0.09 ± 0.12

0.03 ± 0.01

0.07 ± 0.04

0.30 ± 0.18

0.07 ± 0.01

0.13 ± 0.04

0.91 ± 1.31

0.13 ± 0.08

0.25 ± 0.19

0.13 ± 0.01

 30

17.60

1840.9

Myristic acid, TMS

0.68 ± 0.04

0.35 ± 0.04

0.36 ± 0.02

0.47 ± 0.03

0.59 ± 0.08

1.29 ± 0.05

1.16 ± 0.03

1.27 ± 0.25

0.81 ± 0.08

1.09 ± 0.03

1.07 ± 0.08

0.54 ± 0.02

0.64 ± 0.06

0.56 ± 0.17

0.63 ± 0.03

 31

18.44

1919.1

Palmitic acid, methyl ester

0.05 ± 0.01

0.03 ± 0.02

0.02 ± 0.00

0.06 ± 0.00

0.06 ± 0.01

0.04 ± 0.02

0.04 ± 0.02

0.06 ± 0.01

0.06 ± 0.00

0.05 ± 0.00

0.06 ± 0.01

0.06 ± 0.01

0.09 ± 0.03

0.08 ± 0.02

0.09 ± 0.02

 32

18.65

1939.3

Pentadecanoic acid, TMS ester

0.10 ± 0.02

0.08 ± 0.02

0.08 ± 0.00

0.13 ± 0.02

0.17 ± 0.07

0.08 ± 0.02

0.09 ± 0.02

0.27 ± 0.09

0.14 ± 0.03

0.10 ± 0.01

0.14 ± 0.05

0.13 ± 0.01

0.13 ± 0.04

0.16 ± 0.04

0.21 ± 0.02

 33

19.65

2037.9

Palmitic acid, TMS

4.19 ± 1.16

1.90 ± 0.18

2.30 ± 0.27

4.04 ± 0.23

6.03 ± 1.17

5.63 ± 1.53

4.37 ± 0.67

5.32 ± 0.75

6.14 ± 0.84

4.50 ± 0.26

6.83 ± 1.69

6.81 ± 0.82

4.35 ± 0.86

10.51 ± 3.73

9.94 ± 0.76

 34

20.60

2134

Margaric acid, TMS

0.12 ± 0.02

0.08 ± 0.00

0.09 ± 0.01

0.11 ± 0.01

0.15 ± 0.04

0.14 ± 0.00

0.12 ± 0.01

0.17 ± 0.00

0.14 ± 0.01

0.12 ± 0.01

0.14 ± 0.02

0.14 ± 0.02

0.13 ± 0.02

0.30 ± 0.22

0.19 ± 0.01

 35

21.28

2204

Oleic acid, TMS

2.95 ± 2.18

0.63 ± 0.01

0.83 ± 0.15

3.82 ± 0.61

3.07 ± 0.60

10.02 ± 7.67

4.13 ± 0.96

2.44 ± 0.70

4.08 ± 2.20

4.38 ± 0.39

7.56 ± 2.63

9.86 ± 3.25

3.54 ± 1.90

27.29 ± 28.40

12.53 ± 1.57

 36

21.246

2205.3

Linoleic acid, TMS

0.85 ± 0.91

0.04 ± 0.01

0.20 ± 0.12

1.07 ± 0.18

1.04 ± 0.24

1.83 ± 2.34

0.34 ± 0.17

0.19 ± 0.10

1.00 ± 0.84

0.39 ± 0.08

1.98 ± 0.90

3.47 ± 1.10

1.12 ± 0.51

3.35 ± 2.63

4.08 ± 0.30

 37

21.342

2213

α-Linolenic acid, TMS

2.03 ± 1.98

0.12 ± 0.06

0.28 ± 0.11

0.52 ± 0.22

0.52 ± 0.17

0.88 ± 0.31

0.39 ± 0.12

0.55 ± 0.17

1.19 ± 0.78

0.51 ± 0.14

2.16 ± 0.62

3.09 ± 1.13

1.69 ± 0.91

3.42 ± 1.51

2.98 ± 0.44

 38

21.52

2231.3

Stearic acid, TMS

2.66 ± 0.19

2.12 ± 0.14

2.09 ± 0.05

2.76 ± 0.05

4.18 ± 0.62

3.34 ± 0.69

2.61 ± 0.16

3.01 ± 0.41

2.87 ± 0.18

2.66 ± 0.08

3.01 ± 0.35

3.06 ± 0.48

2.51 ± 0.18

9.24 ± 9.01

3.81 ± 0.35

 39

23.24

2426.2

Arachidic acid, TMS

0.19 ± 0.05

0.08 ± 0.01

0.09 ± 0.01

0.14 ± 0.02

0.39 ± 0.16

0.30 ± 0.05

0.20 ± 0.01

0.24 ± 0.09

0.28 ± 0.05

0.24 ± 0.03

0.29 ± 0.06

0.39 ± 0.12

0.18 ± 0.03

2.13 ± 2.73

0.31 ± 0.09

 40

24.05

2529.4

Heneicosanoic acid, TMS

0.02 ± 0.01

0.01 ± 0.01

0.02 ± 0.01

0.03 ± 0.00

0.11 ± 0.10

0.06 ± 0.01

0.04 ± 0.01

0.04 ± 0.01

0.04 ± 0.00

0.03 ± 0.00

0.06 ± 0.01

0.10 ± 0.00

0.05 ± 0.01

0.33 ± 0.39

0.12 ± 0.10

 41

24.50

2587.1

1-Monopalmitin, TMS

1.59 ± 0.50

0.68 ± 0.47

0.45 ± 0.07

0.76 ± 0.12

0.92 ± 0.24

0.48 ± 0.15

0.48 ± 0.14

0.79 ± 0.14

1.00 ± 0.17

0.50 ± 0.03

0.66 ± 0.16

0.82 ± 0.08

0.59 ± 0.13

3.97 ± 5.04

1.37 ± 0.37

 42

24.84

2629.9

Behenic acid, TMS

0.12 ± 0.01

0.05 ± 0.00

0.06 ± 0.01

0.12 ± 0.03

0.39 ± 0.18

0.19 ± 0.04

0.14 ± 0.02

0.17 ± 0.08

0.22 ± 0.04

0.17 ± 0.02

0.26 ± 0.08

0.37 ± 0.07

0.17 ± 0.03

1.70 ± 2.27

0.30 ± 0.08

 43

26.32

2813.9

Lignoceric acid, TMS

0.09 ± 0.01

0.04 ± 0.01

0.04 ± 0.00

0.07 ± 0.01

0.11 ± 0.05

0.13 ± 0.01

0.12 ± 0.01

0.12 ± 0.04

0.12 ± 0.02

0.11 ± 0.01

0.12 ± 0.02

0.08 ± 0.01

0.09 ± 0.01

0.92 ± 1.39

0.15 ± 0.02

 Total fatty acids/esters

15.67

6.24

6.96

14.36

17.92

24.51

14.25

14.72

18.40

14.93

24.46

29.84

15.40

64.20

36.83

Nitrogenous compounds

 44

10.54

1294.8

Nicotinic acid, TMS

0.05 ± 0.01

0.02 ± 0.00

0.22 ± 0.16

0.94 ± 0.36

1.51 ± 0.67

0.06 ± 0.06

0.05 ± 0.01

0.08 ± 0.07

0.09 ± 0.03

0.17 ± 0.04

0.15 ± 0.06

0.26 ± 0.06

0.17 ± 0.08

0.48 ± 0.10

0.66 ± 0.17

 45

15.14

1629

Triethanolamine, (3TMS)

0.11 ± 0.10

0.15 ± 0.15

0.11 ± 0.04

0.10 ± 0.04

0.14 ± 0.08

0.02 ± 0.01

0.05 ± 0.04

0.15 ± 0.12

0.08 ± 0.06

0.04 ± 0.02

0.05 ± 0.04

0.04 ± 0.02

0.05 ± 0.01

0.04 ± 0.02

0.05 ± 0.02

 46

23.19

2420.2

Uridine, (3 O-TMS)

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.02

0.02 ± 0.01

0.04 ± 0.03

0.04 ± 0.04

0.02 ± 0.02

0.03 ± 0.03

0.03 ± 0.01

0.01 ± 0.00

0.03 ± 0.01

0.02 ± 0.00

0.01 ± 0.01

0.03 ± 0.02

0.06 ± 0.00

 47

23.58

2468.8

Uridine, (3 O-TMS)

0.04 ± 0.03

0.01 ± 0.00

0.01 ± 0.01

0.13 ± 0.03

0.20 ± 0.16

0.06 ± 0.06

0.02 ± 0.01

0.01 ± 0.00

0.07 ± 0.01

0.04 ± 0.00

0.07 ± 0.01

0.12 ± 0.02

0.09 ± 0.05

0.21 ± 0.09

0.27 ± 0.04

 Total nitrogenous compounds

0.21

0.19

0.36

1.19

1.90

0.18

0.14

0.28

0.27

0.26

0.30

0.44

0.32

0.77

1.04

Organic acids

 48

5.56

1004.1

Lactic acid, (2TMS)

0.04 ± 0.00

0.04 ± 0.00

0.04 ± 0.00

0.05 ± 0.01

0.05 ± 0.00

0.04 ± 0.00

0.04 ± 0.00

0.05 ± 0.00

0.04 ± 0.00

0.04 ± 0.00

0.04 ± 0.00

0.04 ± 0.00

0.04 ± 0.00

0.05 ± 0.01

0.06 ± 0.01

 49

6.38

1048.6

Glycolic acid, (2TMS)

0.05 ± 0.01

0.05 ± 0.00

0.05 ± 0.00

0.06 ± 0.00

0.07 ± 0.01

0.05 ± 0.00

0.05 ± 0.00

0.06 ± 0.01

0.06 ± 0.00

0.05 ± 0.01

0.06 ± 0.00

0.05 ± 0.00

0.05 ± 0.01

0.07 ± 0.01

0.08 ± 0.00

 50

6.69

1065.9

Lactic acid, (2TMS)

2.11 ± 1.00

2.45 ± 1.24

3.00 ± 0.71

2.82 ± 0.31

2.93 ± 0.62

1.16 ± 0.60

2.61 ± 1.88

2.45 ± 1.40

2.97 ± 0.47

1.91 ± 0.41

2.58 ± 1.70

1.88 ± 0.71

1.37 ± 0.43

1.43 ± 0.29

1.97 ± 0.87

 51

6.83

1073.1

Caproic acid (TMS)

0.02 ± 0.00

0.02 ± 0.00

0.02 ± 0.00

0.04 ± 0.00

0.02 ± 0.01

0.03 ± 0.01

0.02 ± 0.00

0.04 ± 0.02

0.03 ± 0.01

0.03 ± 0.01

0.03 ± 0.01

0.04 ± 0.01

0.03 ± 0.01

0.06 ± 0.03

0.05 ± 0.01

 52

6.95

1079.7

Glycolic acid, (2TMS)

0.14 ± 0.02

0.11 ± 0.03

0.11 ± 0.02

0.16 ± 0.02

0.22 ± 0.03

0.09 ± 0.01

0.12 ± 0.01

0.19 ± 0.06

0.20 ± 0.01

0.14 ± 0.02

0.13 ± 0.04

0.14 ± 0.03

0.12 ± 0.02

0.16 ± 0.04

0.18 ± 0.02

 53

7.16

1091.4

Pyruvic acid, (2TMS)

0.04 ± 0.02

0.02 ± 0.00

0.02 ± 0.00

0.03 ± 0.00

0.04 ± 0.01

0.02 ± 0.00

0.02 ± 0.00

0.08 ± 0.02

0.04 ± 0.02

0.03 ± 0.01

0.03 ± 0.00

0.03 ± 0.01

0.03 ± 0.00

0.04 ± 0.01

0.04 ± 0.00

 54

8.14

1146.1

β-Lactic acid, (2TMS)

0.11 ± 0.06

0.08 ± 0.02

0.06 ± 0.01

0.12 ± 0.02

0.13 ± 0.02

0.05 ± 0.01

0.08 ± 0.01

0.09 ± 0.01

0.11 ± 0.04

0.07 ± 0.01

0.08 ± 0.02

0.08 ± 0.03

0.06 ± 0.01

0.09 ± 0.01

0.10 ± 0.01

 55

8.37

1162

Malonic acid, (2TMS)

0.04 ± 0.03

0.02 ± 0.00

0.02 ± 0.00

0.03 ± 0.00

0.01 ± 0.01

0.01 ± 0.01

0.02 ± 0.00

0.13 ± 0.14

0.03 ± 0.01

0.02 ± 0.01

0.01 ± 0.01

0.01 ± 0.01

0.01 ± 0.01

0.02 ± 0.01

0.02 ± 0.01

 56

8.52

1167.4

2-Hydroxyvaleric acid, (2TMS)

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.04 ± 0.00

0.01 ± 0.00

0.05 ± 0.02

0.03 ± 0.01

 57

9.17

1204.4

Malonic acid, (2TMS)

0.01 ± 0.01

0.01 ± 0.01

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

0.03 ± 0.01

0.03 ± 0.01

0.03 ± 0.02

0.04 ± 0.03

0.03 ± 0.02

 58

9.64

1235.6

γ-Hydroxybutyric acid, (2TMS)

1.02 ± 0.09

1.10 ± 0.20

0.95 ± 0.03

1.26 ± 0.26

1.40 ± 0.30

0.70 ± 0.04

0.76 ± 0.06

0.99 ± 0.11

1.09 ± 0.04

0.75 ± 0.01

0.94 ± 0.12

0.84 ± 0.04

1.02 ± 0.13

1.28 ± 0.48

1.36 ± 0.09

 59

10.04

1261.9

Octanoic acid, TMS ester

0.02 ± 0.02

0.04 ± 0.01

0.03 ± 0.00

0.03 ± 0.00

0.04 ± 0.01

0.03 ± 0.00

0.03 ± 0.01

0.04 ± 0.01

0.04 ± 0.01

0.03 ± 0.00

0.02 ± 0.01

0.03 ± 0.00

0.03 ± 0.00

0.05 ± 0.01

0.05 ± 0.00

 60

10.86

1315.6

Succinic acid, (2TMS)

0.34 ± 0.03

0.28 ± 0.03

0.28 ± 0.00

0.42 ± 0.05

0.48 ± 0.03

0.27 ± 0.02

0.28 ± 0.02

0.38 ± 0.02

0.44 ± 0.01

0.30 ± 0.01

0.34 ± 0.05

0.32 ± 0.02

0.31 ± 0.05

0.43 ± 0.05

0.50 ± 0.01

 61

11.21

1338.3

Glyceric acid, (3TMS)

0.42 ± 0.10

0.37 ± 0.02

0.37 ± 0.00

0.45 ± 0.01

0.54 ± 0.03

0.32 ± 0.01

0.32 ± 0.02

0.45 ± 0.08

0.49 ± 0.04

0.34 ± 0.02

0.38 ± 0.03

0.37 ± 0.03

0.38 ± 0.04

0.47 ± 0.06

0.59 ± 0.01

 62

11.35

1346.9

Fumaric acid, (2TMS)

0.01 ± 0.01

0.00 ± 0.00

0.01 ± 0.01

0.02 ± 0.00

0.02 ± 0.00

0.01 ± 0.01

0.00 ± 0.00

0.03 ± 0.02

0.05 ± 0.01

0.03 ± 0.01

0.03 ± 0.01

0.07 ± 0.01

0.04 ± 0.02

0.08 ± 0.01

0.07 ± 0.01

 63

11.52

1366.8

Succinic acid, (2TMS)

0.11 ± 0.03

0.10 ± 0.02

0.09 ± 0.00

0.35 ± 0.23

0.16 ± 0.01

0.09 ± 0.02

0.11 ± 0.02

0.11 ± 0.02

0.13 ± 0.07

0.06 ± 0.00

0.28 ± 0.17

0.16 ± 0.04

0.08 ± 0.02

0.14 ± 0.03

0.10 ± 0.02

 64

13.41

1496.1

Malonic acid, (2TMS)

0.08 ± 0.05

0.04 ± 0.00

0.05 ± 0.01

0.10 ± 0.02

0.19 ± 0.06

0.05 ± 0.01

0.05 ± 0.01

0.07 ± 0.03

0.31 ± 0.09

0.20 ± 0.05

0.13 ± 0.01

0.16 ± 0.08

0.12 ± 0.06

0.43 ± 0.24

0.13 ± 0.04

 Total organic acids

4.57

4.74

5.13

5.96

6.34

2.92

4.53

5.17

6.05

4.01

5.11

4.30

3.72

4.87

5.35

Sugar alcohols

 65

13.74

1520.3

Erythritol, (4TMS)

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.05 ± 0.06

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.02 ± 0.00

0.02 ± 0.00

 66

14.43

1572.4

Threonic acid, (3TMS)

0.01 ± 0.00

0.01 ± 0.01

0.02 ± 0.01

0.11 ± 0.03

0.19 ± 0.11

0.04 ± 0.04

0.02 ± 0.02

0.03 ± 0.01

0.14 ± 0.07

0.15 ± 0.04

0.10 ± 0.02

0.23 ± 0.11

0.06 ± 0.04

0.20 ± 0.05

0.23 ± 0.08

 67

15.35

1641.2

Xylonic acid, 1,5-lactone, (3TMS)

0.22 ± 0.00

0.10 ± 0.01

0.10 ± 0.01

0.12 ± 0.02

0.16 ± 0.00

0.47 ± 0.02

0.43 ± 0.01

0.41 ± 0.19

0.26 ± 0.01

0.39 ± 0.01

0.37 ± 0.03

0.18 ± 0.02

0.20 ± 0.02

0.17 ± 0.02

0.19 ± 0.02

 68

15.85

1677.7

Arabino-Hexonic acid, 3-deoxy-O-(3TMS)lactone

0.98 ± 0.83

0.02 ± 0.00

0.02 ± 0.00

0.03 ± 0.01

0.02 ± 0.01

0.01 ± 0.01

0.05 ± 0.06

0.02 ± 0.00

0.04 ± 0.01

0.02 ± 0.00

0.02 ± 0.00

0.05 ± 0.01

0.04 ± 0.02

0.06 ± 0.01

0.05 ± 0.03

 69

16.14

1713.3

Xylitol, (5TMS)

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

 70

17.07

1791.6

Fucitol, (5TMS)

0.20 ± 0.07

0.09 ± 0.01

0.09 ± 0.01

0.15 ± 0.01

0.26 ± 0.06

0.12 ± 0.04

0.07 ± 0.01

0.27 ± 0.01

0.22 ± 0.09

0.10 ± 0.03

0.14 ± 0.05

0.21 ± 0.02

0.13 ± 0.02

0.39 ± 0.20

0.42 ± 0.05

 71

17.72

1853.1

Pinitol, (5TMS)

0.50 ± 0.36

0.04 ± 0.01

0.60 ± 0.22

1.05 ± 0.44

2.27 ± 2.21

0.38 ± 0.37

0.32 ± 0.13

0.27 ± 0.16

0.32 ± 0.08

0.17 ± 0.03

1.70 ± 1.25

5.36 ± 2.79

0.05 ± 0.00

5.13 ± 2.21

3.73 ± 0.02

 72

17.85

1866.6

1,5-Anhydro-d-sorbitol, (4TMS)

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

0.02 ± 0.01

0.02 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.02 ± 0.00

0.01 ± 0.01

0.00 ± 0.00

0.01 ± 0.01

0.04 ± 0.01

0.01 ± 0.01

0.03 ± 0.01

0.04 ± 0.00

 73

18.26

1893

Mannonic acid, 1,5-lactone, 4 (TMS)

0.08 ± 0.09

0.01 ± 0.00

0.02 ± 0.01

0.09 ± 0.04

0.13 ± 0.11

0.03 ± 0.03

0.03 ± 0.02

0.08 ± 0.05

0.05 ± 0.01

0.03 ± 0.01

0.89 ± 0.84

0.17 ± 0.11

0.04 ± 0.03

0.20 ± 0.13

0.10 ± 0.05

 74

18.78

1952

Mannitol, (6TMS)

0.02 ± 0.01

0.02 ± 0.01

0.01 ± 0.00

0.04 ± 0.00

0.86 ± 1.41

0.02 ± 0.02

0.05 ± 0.03

0.04 ± 0.01

0.03 ± 0.00

0.01 ± 0.01

0.14 ± 0.15

0.03 ± 0.01

0.01 ± 0.00

0.04 ± 0.01

0.04 ± 0.01

 75

18.87

1959.7

Sorbitol, (6TMS)

0.44 ± 0.64

0.04 ± 0.06

0.04 ± 0.01

0.17 ± 0.05

0.31 ± 0.29

0.04 ± 0.04

0.04 ± 0.04

0.06 ± 0.02

0.10 ± 0.01

0.02 ± 0.00

2.16 ± 2.98

0.33 ± 0.29

0.04 ± 0.03

0.29 ± 0.12

0.13 ± 0.13

 76

19.54

2025.7

Gluconic acid, (6TMS)

0.24 ± 0.24

0.09 ± 0.01

0.10 ± 0.01

0.25 ± 0.12

0.25 ± 0.22

0.08 ± 0.00

0.12 ± 0.05

0.12 ± 0.03

0.10 ± 0.06

0.10 ± 0.01

0.74 ± 0.95

0.19 ± 0.13

0.10 ± 0.03

1.85 ± 2.94

0.16 ± 0.09

 77

20.08

2087.3

Myo-Inositol, (5TMS)

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.03 ± 0.02

0.01 ± 0.00

0.02 ± 0.01

0.03 ± 0.00

0.01 ± 0.01

0.01 ± 0.01

0.27 ± 0.45

0.01 ± 0.00

 78

20.41

2114.2

Myo-Inositol, (6TMS)

0.29 ± 0.20

0.03 ± 0.02

0.03 ± 0.02

0.33 ± 0.08

0.36 ± 0.19

0.11 ± 0.12

0.09 ± 0.05

0.27 ± 0.26

0.50 ± 0.04

0.16 ± 0.01

0.68 ± 0.30

0.17 ± 0.05

0.36 ± 0.19

0.28 ± 0.10

0.49 ± 0.21

 Total sugar alcohols

3.02

0.47

1.07

2.39

4.90

1.32

1.26

1.62

1.81

1.19

7.01

6.98

1.08

8.94

5.60

Sugars

 79

17.99

1878

Glucose, (5TMS)

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

 80

18.36

1916.9

Mannopyranoside, methyl (4TMS)

0.03 ± 0.00

0.02 ± 0.01

0.02 ± 0.01

0.13 ± 0.01

0.07 ± 0.03

0.02 ± 0.02

0.03 ± 0.02

0.13 ± 0.06

0.04 ± 0.01

0.03 ± 0.00

0.04 ± 0.01

0.03 ± 0.00

0.07 ± 0.02

0.04 ± 0.00

0.06 ± 0.01

 81

18.47

1923

Glucose, (5TMS)

0.03 ± 0.04

0.01 ± 0.00

0.01 ± 0.00

0.02 ± 0.00

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.00

0.03 ± 0.02

0.02 ± 0.01

0.01 ± 0.00

0.03 ± 0.02

0.02 ± 0.00

0.03 ± 0.01

0.02 ± 0.01

0.02 ± 0.00

 82

19.04

1976.2

d-Allofuranose, (5TMS)

0.02 ± 0.01

0.01 ± 0.00

0.02 ± 0.01

0.03 ± 0.01

0.05 ± 0.04

0.02 ± 0.02

0.05 ± 0.03

0.02 ± 0.00

0.03 ± 0.00

0.01 ± 0.00

0.10 ± 0.07

0.66 ± 0.24

1.84 ± 0.59

0.86 ± 0.72

1.07 ± 0.28

 83

19.25

1996.7

d-Glucose, (5TMS)

0.03 ± 0.01

0.02 ± 0.01

0.03 ± 0.01

0.19 ± 0.02

0.09 ± 0.04

0.03 ± 0.02

0.04 ± 0.02

0.15 ± 0.07

0.05 ± 0.02

0.03 ± 0.00

0.05 ± 0.02

0.05 ± 0.00

0.09 ± 0.04

0.06 ± 0.00

0.09 ± 0.01

 84

19.36

2006.6

Galactofuranose, (5TMS)

0.01 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.01

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.02 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.01

 85

24.80

2624.2

Sucrose isomer

0.01 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.09 ± 0.03

0.14 ± 0.10

0.09 ± 0.14

0.01 ± 0.00

0.05 ± 0.06

0.05 ± 0.00

0.01 ± 0.01

0.10 ± 0.05

0.15 ± 0.09

0.03 ± 0.02

0.17 ± 0.09

0.13 ± 0.03

 86

25.15

2670.9

Trehalose, (8TMS)

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.02 ± 0.01

0.03 ± 0.02

0.01 ± 0.01

0.01 ± 0.00

0.01 ± 0.01

0.02 ± 0.01

0.01 ± 0.00

0.02 ± 0.01

0.04 ± 0.02

0.01 ± 0.01

0.05 ± 0.02

0.04 ± 0.01

 87

25.26

2684.7

Sucrose, (8TMS)

0.47 ± 0.25

0.04 ± 0.02

0.16 ± 0.10

16.29 ± 4.27

17.58 ± 10.68

4.61 ± 6.73

0.57 ± 0.76

1.85 ± 2.30

3.80 ± 1.26

1.11 ± 0.30

13.25 ± 5.85

19.08 ± 9.22

4.64 ± 2.79

18.85 ± 6.27

14.70 ± 1.78

 88

25.42

2685.4

d-Trehalose, (8TMS)

0.07 ± 0.04

0.03 ± 0.00

0.03 ± 0.00

1.36 ± 0.82

0.69 ± 0.17

0.31 ± 0.47

0.04 ± 0.01

0.04 ± 0.01

0.05 ± 0.01

0.04 ± 0.01

0.06 ± 0.01

0.07 ± 0.02

0.06 ± 0.02

0.09 ± 0.03

0.08 ± 0.01

 89

25.85

2759.5

d-Glucopyranose, 4[TMS)-beta-d-galactopyranosyl (4TMS)

0.01 ± 0.00

0.00 ± 0.00

0.01 ± 0.00

0.02 ± 0.00

0.05 ± 0.02

0.01 ± 0.02

0.01 ± 0.01

0.03 ± 0.01

0.02 ± 0.01

0.02 ± 0.00

0.01 ± 0.00

0.02 ± 0.01

0.01 ± 0.00

0.05 ± 0.07

0.01 ± 0.00

 90

26.23

2804.8

β-Gentiobiose, (8TMS)

0.05 ± 0.05

0.01 ± 0.00

0.32 ± 0.34

3.82 ± 1.65

6.34 ± 5.63

1.47 ± 2.13

0.35 ± 0.23

0.39 ± 0.54

0.57 ± 0.15

0.94 ± 0.20

0.55 ± 0.23

0.33 ± 0.22

0.02 ± 0.01

0.40 ± 0.11

0.31 ± 0.03

 91

31.60

 

Unknown disaccharide

0.45 ± 0.40

0.01 ± 0.00

0.66 ± 0.81

4.54 ± 2.80

2.54 ± 1.09

3.12 ± 4.01

0.71 ± 1.07

0.31 ± 0.30

2.15 ± 0.08

1.86 ± 0.27

2.66 ± 0.70

4.92 ± 0.66

1.68 ± 0.51

10.02 ± 2.73

8.28 ± 1.36

Total sugars

1.17

0.15

1.27

26.55

27.62

9.71

1.84

3.02

6.82

4.07

16.90

25.38

8.49

30.63

24.80

Terpenes/steroids

 92

6.08

1032

Limonene

0.19 ± 0.14

0.16 ± 0.11

0.04 ± 0.00

0.12 ± 0.13

0.23 ± 0.16

0.20 ± 0.02

0.11 ± 0.10

0.27 ± 0.02

0.15 ± 0.12

0.06 ± 0.02

0.24 ± 0.18

0.14 ± 0.17

0.12 ± 0.11

0.18 ± 0.11

0.32 ± 0.06

 93

6.14

1035.6

Cineole (Eucalyptol)

0.07 ± 0.06

0.07 ± 0.05

0.01 ± 0.00

0.05 ± 0.06

0.09 ± 0.07

0.07 ± 0.01

0.04 ± 0.05

0.10 ± 0.01

0.06 ± 0.05

0.01 ± 0.01

0.08 ± 0.06

0.04 ± 0.05

0.04 ± 0.05

0.07 ± 0.05

0.13 ± 0.03

 94

26.34

2815.9

Squalene

0.14 ± 0.04

0.08 ± 0.03

0.09 ± 0.03

0.26 ± 0.04

0.16 ± 0.03

0.41 ± 0.35

0.30 ± 0.23

0.82 ± 0.98

1.63 ± 1.20

0.55 ± 0.19

1.17 ± 0.45

0.31 ± 0.21

0.25 ± 0.05

0.51 ± 0.31

0.27 ± 0.23

 95

27.63

2935.7

Tocopherol-γ-Tms-derivative

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.02 ± 0.00

0.02 ± 0.00

0.01 ± 0.00

0.01 ± 0.01

0.02 ± 0.00

0.03 ± 0.00

0.03 ± 0.00

0.01 ± 0.00

0.12 ± 0.16

0.01 ± 0.00

 96

28.64

3034.3

Stigmastan-3,5-diene

0.03 ± 0.00

0.02 ± 0.00

0.02 ± 0.00

0.03 ± 0.00

0.03 ± 0.00

0.06 ± 0.01

0.07 ± 0.01

0.04 ± 0.00

0.04 ± 0.00

0.06 ± 0.00

0.03 ± 0.03

0.03 ± 0.00

0.02 ± 0.01

0.53 ± 0.85

0.04 ± 0.00

 97

30.81

3263.1

β-Sitosterol TMS

0.12 ± 0.01

0.06 ± 0.00

0.08 ± 0.01

0.17 ± 0.05

0.30 ± 0.10

0.14 ± 0.05

0.15 ± 0.01

0.09 ± 0.00

0.07 ± 0.04

0.11 ± 0.01

0.09 ± 0.06

0.19 ± 0.04

0.22 ± 0.07

0.69 ± 0.61

0.38 ± 0.03

 98

31.12

3297.4

β-Amyrin TMS

0.01 ± 0.00

0.01 ± 0.01

0.01 ± 0.01

0.06 ± 0.03

0.02 ± 0.01

0.05 ± 0.03

0.02 ± 0.00

0.06 ± 0.01

0.61 ± 0.38

0.17 ± 0.01

0.15 ± 0.06

0.01 ± 0.01

0.01 ± 0.00

0.02 ± 0.01

0.04 ± 0.01

 Total terpenes/steroids

0.57

0.40

0.26

0.68

0.84

0.95

0.70

1.39

2.57

0.97

1.78

0.76

0.67

2.12

1.18

  1. Seeds were analyzed via GC–MS, n = 3 and concentration is expressed as mg/g. For codes explanation, refer to Table 1.