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Table 1 Detailed information of 29 flavonoids detected in this study

From: Integrated genomics-based mapping reveals the genetics underlying maize flavonoid biosynthesis

No. Peak no. Levela Ret. Time (min) Putative flavonoid name Flavonoid Class Mol formula AMPE1 AMPE2 BBE1 BBE2 ZYE1 ZYE2
1 n1129 A 4.7 Cyanidin 3-O-glucoside Anthocyanin C21H21O11 ×
2 n1518* C 6.11 Methoxylated flavonoid 3-O-hexoside Methoxylated flavonoid C23H24O12
3 n1585* B 4.94 Methoxylated flavonoid di-O-hexoside Methoxylated flavonoid C29H34O17
4 n1109 A 8.68 Apigenin 7-O-glucoside Flavones C21H20O10 ×
5 n0511* C 6.96 Apigenin C-hexosyl-C-pentoside Flavones C26H28O14
6 n1201* C 7.53 Apigenin C-pentosyl-C-pentoside Flavones C25H26O13
7 n1268* C 8.49 Apigenin C-pentosyl-O-coumaroylhexoside Flavones C35H34O16
8 n1555 C 7.16 Apigenin di-C-hexoside Flavones C27H30O15 ×
9 n1090 C 8.92 Apigenin-C-pentoside Flavones C20H18O9 ×
10 n1270* B 7.81 C-pentosyl-apigenin O-caffeoylhexoside Flavones C35H34O17
11 n1370* A 11.8 Chrysoeriol Flavones C16H12O6
12 n1229 C 8.11 Chrysoeriol C-hexosyl-O-pentoside Flavones C27H30O15 × × ×
13 n1562* B 7.74 Chrysoeriol C-hexosyl-O-rhamnoside Flavones C28H32O15
14 n1569* C 6.63 Chrysoeriol di-C-hexoside Flavones C28H32O16
15 n1245* C 8.18 Chrysoeriol di-O-hexoside Flavones C28H32O16
16 n1144 C 8.83 Chrysoeriol O-hexoside Flavones C22H22O11 × × × ×
17 n1240* C 9.4 Chrysoeriol O-rhamnosyl-O-hexoside Flavones C28H32O15
18 n0401 C 9.15 Methylchrysoeriol C-hexoside Flavones C23H24O11 × × ×
19 n1027* B 11.7 Tricin Flavones C17H14O7
20 n1173* C 11.5 Tricin 4′-O-(erythro-β-guaiacylglyceryl) ether Flavones C26H24O10
21 n0477* C 11.9 Tricin 4′-O-(threo-β-guaiacylglyceryl) ether Flavones C27H26O11
22 n1263 C 8.8 Tricin 4′-O-(threo-β-guaiacylglyceryl) ether O-hexoside Flavones C33H36O16 × × ×
23 n1216 B 13.2 Tricin derivative Flavones   × ×
24 n1570 B 8.22 Tricin O-pentosyl-O-hexoside Flavones C28H32O16 × ×
25 n1575 C 9.35 Tricin O-rhamnosyl-O-hexoside Flavones C29H34O16 ×
26 n1581 C 11.2 3′,4′,5′-Tricetin O-rhamnosyl-O-hexoside Flavones C30H36O16 ×
27 n1533 C 9.07 3′,4′,5′-Tricetin-O-hexoside Flavones C24H26O12 ×
28 n1111 A 7.75 Vitexin Flavones C21H20O10 ×
29 n0145* A 11.6 Naringenin Flavanones C15H12O5
  1. aIdentification level (A; B; C; D)- (A) standard or NMR; (B) MS/MS; (C) MSE; (D) MS only
  2. *represents the flavonoid that was detected in all six environments
  3. “√” and “ × ” indicated that the flavonoid was detected or not in each environment