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Table 4 Mass spectrometry parameters used to quantify cytokinins, selected purines, abscisic acid and Indole-3-acetic acid

From: Concurrent profiling of indole-3-acetic acid, abscisic acid, and cytokinins and structurally related purines by high-performance-liquid-chromatography tandem electrospray mass spectrometry

Compound

Dwell (msec)

Declustering Potential

Collision Energy

Collision Cell Exit Potential

Q1 Mass (Da)

Q3 Mass (Da)

Other Product Ions/(Abundance Rank)

Polarity

[ 2 H 5 ](OG)Z

10

116

29

20

387

206.9

225.2 (2),136.8 (3), 135.8 (4), 119 (5)

+

(OG)Z

10

75

27

20

382.2

220.1

-

+

(9G)Z

10

96

31

14

382

220

135.9 (2), 202 (3), 148 (4), 119 (5)

+

[ 2 H 5 ]Z

10

80

32

13

225.1

136.1

119 (2), 207.2 (3)

+

Z

10

60

22

11

220.1

136.1

119 (2), 91.3 (3)

+

[ 2 H 5 ](OG)[9R]Z

10

71

29

38

519.1

386.9

224 (2), 207 (3), 136.7 (4)

+

(OG)[9R]Z

10

71

29

38

514.2

382.2

-

+

[ 2 H 5 ][9R]Z

10

58

27

20

357.1

225.2

137 (2), 118 (3)

+

[9R]Z

10

60

22

20

352.1

220.2

136.1 (2), 119 (3)

+

c Z

10

60

22

11

220.1

136.1

119 (2), 91.3 (3)

+

( cis )[9R]Z

10

60

22

20

352.1

220.1

137 (2), 118 (3)

+

[ 2 H 7 ](OG)DZ

10

76

37

22

390.9

229.1

136 (2), 148 (3), 119 (4)

+

(OG)DZ

10

76

37

22

384.2

222.1

-

+

[ 2 H 3 ]DZ

10

80

32

13

225.1

136.1

149 (2), 119.9 (3)

+

DZ

10

53

29

13

222.1

136

148 (2), 119 (3)

+

[ 2 H 7 ] (OG)[9R]DZ

10

71

30

28

523.6

391.2

-

+

(OG)[9R]DZ

10

75

31

28

516.2

384.2

-

+

[ 2 H 3 ][9R]DZ

10

58

27

20

357.1

225.2

135.9

+

[9R]DZ

10

64

25

30

354.2

222.2

136.1 (2), 148.2 (3)

+

[ 2 H 6 ](7G)iP

10

56

31

20

372

210.1

137 (2), 119 (2), 74 (3)

+

(7G)iP

10

56

31

20

366.2

204.1

-

+

[ 2 H 6 ]iP

10

60

22

13

210.1

137.1

148 (2), 119 (3)

+

iP

10

50

21

13

204.1

136

148 (2), 119 (3)

+

[ 2 H 6 ][9R]iP

10

70

41

15

342.1

137

210 (2), 148 (3), 119 (4)

+

[9R]iP

10

74

43

15

336.1

136

204 (2), 148 (3), 119 (4)

+

[ 13 C 5 ]Ade

10

96

35

26

140.9

123.8

95 (2). 67 (3)

+

Ade

10

96

31

26

136

119

91.8 (2), 64.7 (3), 108.5 (4), 66.7 (5)

+

[ 13 C 5 ]Ado

10

35

31

8

272.8

136

118.9 (2), 91.9 (3)

+

Ado

10

57

24

18

268.1

135.7

119 (2), 91.9 (3)

+

U 15 N 5 Ino

10

66

15

8

272.9

140.9

136 (2), 119 (3)

+

Ino

10

46

27

16

269.1

136.8

118.9 (2), 68.9 (3)

+

U 15 N 5 AMP

10

106

29

12

353

140.9

122.9 (2), 69 (3)

+

AMP

10

106

25

10

347.9

136

118.8 (2), 96.7 (3), 91.6 (4), 64.8 (5)

+

[ 13 C 6 ]IAA

10

40

30

10

180.1

134.2

143.8 (2), 119.1 (3)

-

IAA

10

43

26

10

174.1

128

129.7 (2)

-

d 4 ABA

10

50

14

15

267

156.1

223.2 (2),208.1 (3), 98.9 (4), 81.9 (5)

-

ABA

10

65

14

7

263

153.1

219.2 (2), 204.2 (3), 203.2 (4), 122.1 (5)

-

  1. Purine HPLC-ESI(+)-MS/MS.