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. 2015 Jun 8;20(6):10553–10565. doi: 10.3390/molecules200610553

Table 1.

Identification of flavonoids in fraction II of lotus leaves by LC-MS/MS.

Peak No. Rt (min) a NI-MS MS/MS Identification
1 25.9 479 316 Myricetin 3-O-hexose
2 27.4 595 300 Quercetin 3-O-arabinopyranosyl-(1→2)-galactopyranoside
3 33.0 609 300 Quercetin 3-O-rhamnopyranosyl-(1→2)-glucopyranoside
4 34.1 463 300 Quercetin 3-O-galactoside (hyperoside)
5 35.5 463 300 Quercetin 3-O-glucoside (isoquercitrin)
6 37.2 477 301 Quercetin 3-O-glucuronide
7 38.7 433 300 Quercetin 3-O-arabinoside
8 40.6 447 284 Kaempferol 3-O-galactoside
9 43.7 447 284 Kaempferol 3-O-glucoside (astragalin)
10 45.7 461 285 Kaempferol 3-O-glucuronide
11 47.5 461 446; 298; 283 Diosmetin 7-O-hexose
12 52.6 609 314; 299 Isorhamnetin 3-O-arabinopyranosyl-(1→2)-glucopyranoside
13 56.7 477 314 Isorhamnetin 3-O-hexose
14 57.9 491 315 Isorhamnetin 3-O-glucuronide

a Rt: retention time on HPLC.