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. 2022 Mar 18;11(6):819. doi: 10.3390/plants11060819

Table 2.

Phytocomponents identified in the 70% ethanol extracts of G. hederacea.

Peak RT, min Compound Characteristic Ions 1, m/z Calculated Elemental Composition 2 HRMS-MS/MS Fragments (ESI+), m/z Parent Scan of Aglycone Fragment 3 (ESI+), Ion, m/z
[M + H]+ [M − H]
1 6, 2 Chlorogenic acid isomer 355.103 353.085 C16H18O9 - -
2 9, 0 Chlorogenic acid 355.103 353.085 C16H18O9 - -
3 10, 0 Chlorogenic acid isomer 355.103 353.085 C16H18O9 - -
4 11, 1 Quercetin 3-O-diglucoside 627.153 625.138 C27H30O17 465.100 627, 465 (303)
303.049
5 15, 1 Quercetin 3-O-galactosyl-rhamnoside 611.159 609.142 C27H30O16 449.108 611, 449 (303)
303.050
6 16, 5 Acylated quercetin diglycoside 755.202 753.185 C33H38O20 449.106 755, 449, (303)
303.049
7 16, 9 Rutin 611.157 609.143 C27H30O16 465.102 611, 465, (303)
303.049
8 17, 2 Hyperoside 465.102 463.085 C21H20O12 303.049 465 (303)
9 17, 6 Luteolin 7-O-glucoside 449.107 447.089 C21H20O11 287.054 449 (287)
10 18, 0 Acylated kaempferol diglycoside 739.207 737.190 C33H38O19 433.113 739, 433, (287)
287.054
11 18, 5 Acylated quercetin glycoside 609.145 607.127 C27H28O16 303.049 609 (303)
12 18, 5 Kaempferol 3-O-rutinoside 595.163 593.331 C27H30O15 - 595 (287)
13 19, 5 Apigenin 7-O-glucoside 433.113 431.096 C21H20O10 271.059 433 (271)
14 20, 1 Rosmarinic acid - 359.075 C18H16O8 - -
15 20, 3 Acylated kaempferol glycoside 593.146 591.133 C27H28O15 287.056 (287)
16 22, 7 Luteolin 287.054 285.040 C15H10O6 - -
17 25, 2 Apigenin 271.058 269.045 C15H10O5 - -

1 HRMS data, 2 mass difference within ± 5 mDa, 3 m/z of aglycone fragment in brackets, bold—identified by comparison to reference compounds.