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Table 2 The chemical structures and contents of 12 triterpenoid saponins in the extract of I. latifolia

From: Crude triterpenoid saponins from Ilex latifolia (Da Ye Dong Qing) ameliorate lipid accumulation by inhibiting SREBP expression via activation of AMPK in a non-alcoholic fatty liver disease model

No.

Constituents

Structure

Experimental negative QTOF-MS (m/z)/error (ppm)

Weight of concentration (mg/g)

Type

R1

R2

R3

R4

R5

=

1

Kudinoside O

A

S4

OH

H

CH3

S2

12 (13)

1381.6641 [M − H]/0.31

50.63

2

Kudinoside N

A

S4

OH

CH3

H

S2

12 (13)

1381.6632 [M − H]/0.96

3.45

3

Latifoloside H

A

S3

OH

H

CH3

S2

12 (13)

1265.6165 [M + COOH]/0.56

104.17

4

Latifoloside G

A

S3

OH

CH3

H

S2

12 (13)

1265.6173 [M + COOH]/−0.09

45.76

5

Kudinoside G

A

S3

OH

CH3

H

S1

12 (13)

1119.5595 [M + COOH]/−0.21

65.84

6

Kudinoside C

B

S4

H

OH

13 (18)

1133.5375 [M + COOH]/0.96

95.57

7

Kudinoside A

B

S3

H

OH

13 (18)

971.4853 [M + COOH]/0.45

117.97

8

Kudinoside E

B

S4

H

H

11 (12), 13 (18)

1115.5287 [M + COOH]/−0.68

78.31

9

Kudinoside F

B

S3

OH

H

13 (18)

971.4848 [M + COOH]/0.88

61.16

10

Latifoloside Q

A

S3

H

H

CH3

S2

12 (13)

1249.6226 [M + COOH]/−0.27

33.99

11

Kudinoside D

B

S3

H

H

11 (12), 13 (18)

953.4759 [M + COOH]/−0.82

196.68

12

Ilekudinoside G

B

S4

H

H

12 (13)

1117.5430 [M + COOH]/0.58

7.50

Crude triterpenoid saponins

       

861.03