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Table 1 Diterpenoids identified in vinegar-processed and raw Gansui samples

From: Ultra-performance liquid chromatography-quadrupole/time-of-flight mass spectrometry analysis of the impact of processing on toxic components of Kansui Radix

Peak no.

RT

(min)

m/z (ESI+)

[M + Na]+

m/z (ESI-)

Identification

Decreased rate %

1

3.24

673.2734

473.3624

351.2374

649.1583 [M-H]-

3-O-benzoyl-13-O-dodecanoylingenol/

20-O-benzoyl-13-O-dodecanoylingenol

32.16

2

5.66

816.2931

756.2880

369.3048

327.1625

309.1534

281.2695

792.2738 [M-H]-

Kansuinine D

22.21

3

5.99

753.2812

633.5187

631.5071

453.3395

369.3039

341.3193

281.2689

729.2786 [M-H]-

Kansuinine A

15.23

4

7.02

673.3103

473.3667

351.1501

649.3470 [M-H]-

3-O-benzoyl-13-O-dodecanoylingenol/

20-O-benzoyl-13-O-dodecanoylingenol

24.85

5

7.18

475.3825

457.3708

353.1428

433.2364 [M-H2O-H]-

3-O-benzoylingenol/20-O-benzoylingenol

7.89

7

11.80

521.2948

503.2292

353.1763

335.1564

497.2814 [M-H]-

20-O-(2E,4Z-decadienoyl)ingenol/

20-O-(2′E,4′E-decadienoyl)ingenol/

3-O-(2′E,4′Z-decadienoyl)ingenol/

3-O-(2E,4E-decadienoyl)ingenol

6.66

8

13.26

505.2980

337.1818

481.2945 [M-H]-

3-O-(2′E,4′Z-decadienoyl)-20-deoxyingenol

26.93

9

13.50

563.5580

503.2812

395.1912

585.3019 [M + HCOO]-

3-O-(2E,4Z-decadienoyl)-5-O-acetylingenol

95.25

10

14.61

563.3061

503.3406

395.1876

335.1636

539.0378 [M-H]-

3-O-(2E,4Z-decadienoyl)-20-O-acetylingenol

10.72

11

18.27

645.4619 [M + H]+

627.4326

529.3592

511.3414

427.2519

329.1778

311.1680

689.4784 [M + HCOO]-

3-O-(2,3-dimethylbutanoyl)-13-O-dodecanoylingenol

17.40