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Table 1 Identified 22 potential biomarkers between CW and ZCW by RPLC-Q-TOF/MS in positive ESI mode a

From: Exploring potential chemical markers by metabolomics method for studying the processing mechanism of traditional Chinese medicine using RPLC-Q-TOF/MS: a case study of Radix Aconiti

No

Rt (min)

m/z [M + H]+b

Identified compounds

Molecular formula

MS/MS

Structure type

Content variance

  

Measured m/z

Theoretical m/z

     

1

30.80

648.3022

648.3015

10-OH-Mesaconitine

C33H45NO12

648[M + H]+

 

↓

      

556[M + H–C3H8O3]+

  
      

538[M + H–C3H10O4]+

  
      

528[M + H–C4H8O4]+

  
      

105[M + H–C26H41NO11]+

  

2

32.36

632.3099

632.3065

Mesaconitine

C33H45NO11

632[M + H]+

 

↓

      

572[M + H–C2H4O2]+

  
      

540[M + H–C3H8O3]+

  
      

512[M + H–C4H8O4]+

  
      

105[M + H–C26H41NO10]+

  

3

32.77

662.3158

662.3171

10-OH-Aconitine

C34H47NO12

662[M + H]+

 

↓

      

602[M + H–C2H4O2]+

  
      

570[M + H–C3H8O3]+

DDAs

 
      

542[M + H–C4H8O4]+

  
      

105[M + H–C27H43NO11]+

  

4

33.97

616.3159

616.3116

Hypaconitine

C33H45NO10

616[M + H]+

 

↓

      

584[M + H–CH4O]+

  
      

556[M + H–C2H4O2]+

  
      

524[M + H–C3H8O3]+

  
      

105[M + H–C26H41NO9]+

  

5

35.51

630.3271

630.3273

Deoxyaconitine

C34H47NO10

630[M + H]+

 

↓

      

570[M + H–C2H4O2]+

  
      

538[M + H–C3H8O3]+

  
      

510[M + H–C4H8O4]+

  
      

105[M + H–C27H43NO9]+

  

6

21.1

606.2881

606.2909

10-OH-Benzoylmesaconine

C31H43NO11

606[M + H]+

 

↑

      

574[M + H–CH4O]+

  
      

556[M + H–CH6O2]+

  
      

524[M + H–C2H10O3]+

  
      

105[M + H–C25H43NO9]+

  

7

24.87

620.3020

620.3065

10-OH-Benzoylaconine

C32H45NO11

620[M + H]+

 

↑

      

602[M + H–H2O]+

  
      

570[M + H–CH6O2]+

  
      

538[M + H–C2H10O3]+

MDAs

 
      

105[M + H–C25H45NO10]+

  

8

26.53

590.2987

590.2960

Benzoylmesaconine

C31H43NO10

590[M + H]+

 

↑

      

572[M + H–H2O]+

  
      

558[M + H–CH4O]+

  
      

540[M + H–CH6O2]+

  
      

105[M + H–C24H39NO9]+

  

9

28.65

604.3098

604.3116

Benzoylaconine

C32H45NO10

604[M + H]+

 

↑

      

586[M + H–H2O]+

  
      

572[M + H–CH4O]+

  
      

554[M + H–CH6O2]+

  
      

105[M + H–C25H41NO9]+

  

10

29.46

574.3009

574.3011

Benzoylhypaconine

C31H43NO9

574[M + H]+

 

↑

      

542[M + H–CH4O]+

  
      

510[M + H–C2H8O2]+

  
      

105[M + H–C24H39NO8]+

  

11

34.58

602.3297

602.2960

Deacetoxy 10-OH-Aconitine

C32H43NO10

602[M + H]+

 

↓

      

584[M + H–H2O]+

  
      

570[M + H–CH4O]+

  
      

552[M + H–CH6O2]+

  

12

28.38

572.2858

572.2854

Dehydrated Benzoylmesaconine

C31H41NO9

572[M + H]+

 

↓

      

554[M + H–H2O]+

  
      

540[M + H–CH4O]+

  
      

522[M + H–CH6O2]+

  

13

29.56

586.3025

586.3011

Dehydrated Benzoylaconine

C32H43NO9

586[M + H]+

 

↓

      

554[M + H–CH4O]+

  
      

536[M + H–CH6O2]+

  

14

32.52

570.3037

570.3061

Benzoyldeoxyaconine

C32H43NO8

570[M + H]+

 

↓

      

552[M + H–H2O]+

  
      

520[M + H–CH6O2]+

  

15

40.58

850.5086

850.5100

8-Linolen-Benzoylmesaconine

C49H71NO11

850[M + H]+

 

↓

      

572[M + H–C18H30O2]+

  

16

41.05

852.5278

852.5620

8-Ole-Benzoyldeoxyaconine

C50H77NO10

852[M + H]+

 

↓

      

570[M + H–C18H34O2]+

  

17

41.77

836.5316

836.5307

8-Lino-Benzoylhypaconine

C49H73NO10

836[M + H]+

 

↑

      

556[M + H–C18H32O2]+

LOAs

 

18

42.31

812.5295

812.5307

8-Pal-Benzoylhypaconine

C47H73NO10

812[M + H]+

 

↑

      

556[M + H–C16H32O2]+

  

19

42.45

838.5429

838.5464

8-Ole-Benzoylhypaconine

C49H75NO10

838[M + H]+

 

↑

      

556[M + H–C18H34O2]+

  

20

42.81

826.5433

826.5464

8-Pal-Benzoyldeoxyaconine

C48H75NO10

826[M + H]+

 

↑

      

570[M + H–C16H32O2]+

  

21

13.86

358.2358

358.2377

Songorine

C22H31NO3

358[M + H]+

 

↓

      

340[M + H–H2O]+

NEAs

 

22

21.76

464.2977

464.3007

14-Acetyl-Talatisamine

C26H41NO6

464[M + H]+

 

↓

      

446[M + H–H2O]+

  
  1. a Note: ↑, content increased; ↓, content decreased. DDAs, diester diterpene alkaloids; MDAs, monoester diterpene alkaloids; NEAs, nonester alkaloids; LOAs, lipo-alkaloids. b Note: all theoretical m/z were calculated by Compass IsotopePattern of Bruke.