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Table 3 Identified compounds in the methanol extract by LC-ESI-MS/MS

From: Anti-inflammatory and immuno-modulatory studies on LC-MS characterised methanol extract of Gentiana kurroo Royle

S.No.

Compound

Actual mass (m/z)

ESI+ (m/z)

ESI (m/z)

RT (min)

Area sum%

1.

4″-O-β-D-glucosyl-6′-O-(4-O-β-D-glucosylcaffeoyl)-linearoside

1008.31

 

1007.10 [M - H]

1.48

20.42

2.

Loganic acid

376.13

399.00 [M + Na]+

 

6.84

3.58

3.

Swertiamarin

374.12

397.00 [M + Na]+

 

7.3

4.25

4.

Gentiopicroside

356.11

379.00 [M + Na]+

 

7.95

32.66

5.

Swertisin

446.12

 

444.90 [M - H]

7.95

32.66

6.

Sweroside

358.12

359.10 [M + H]+

 

8.48

3.58

7.

Norswertianolin

422.07

423.00 [M + H]+

 

12.13

2.41

8.

Gentisin

256.07

279.00 [M + Na]+

 

23.81

6.43

9.

Gentioside

552.14

 

551.20 [M - H]

28.22

0.13

10.

Isogentisin

256.07

 

255.10 [M - H]

29.88

1.52

11.

Gentianine

175.06

214.90 [M + K]+

 

33.44

17.85

  1. RT Retention time