Skip to main content

Table 1 Characteristics of putative flavonoids by UPLC-ESI-QTOF-MS

From: Biosynthesis of the active compounds of Isatis indigoticabased on transcriptome sequencing and metabolites profiling

Formula Retention time (min) m/z(Positive) m/z(Negative) Putative flavonoids
C21H20O11 5.8 449.108 [M + H]+ 447.096 [M-H]- kaempferol-3-O-glucoside
C27H30O14 5.74 / 623.164 [M + HCOO]- kaempferol-3-O-rhamnoside-7-O-rhamnoside
C27H30O15 4.93 595.166 [M + H]+ 593.154 [M-H]- kaempferol-3-O-rhamnoside-7-O-glucoside
C27H30O15 5.51 595.166 [M + H]+ 593.154 [M-H]- quercetin-3-O-rhamnoside-7-O-rhamnoside
C27H30O16 5.11 611.16 [M + H]+ 609.148 [M-H]- quercetin-3-O-glucoside-7-O-rhamnoside
C27H30O16 4.9 611.16 [M + H]+ 609.148 [M-H]- quercetin-3-O-rhamnoside-7-O-glucoside
\