Table 3.
UPLC-QTOF-MS/MS information of 20 compounds.
| No. | t/min | [M-H]-1 (m/z) | Fragment ion (m/z) | Formula | Name |
|---|---|---|---|---|---|
| 1 | 4.004 | 329.0896 | 269, 191, 167 | C14H18O9 | 2-Methyl-5-hydroxybenzoic acid-3-O-β-D-Glucoside |
| 2 | 4.378 | 353.0908 | 191, 161, 241 | C16H18O | Chlorogenic acid |
| 3 | 4.920 | 179.0350 | 171, 135 | C9H8O4 | Caffeic acid |
| 4 | 5.827 | 449.1109 | 287, 259, 153 | C21H22O11 | 2,7,4-Trihydroxydihydroflavone-5-O-β-D-glucoside |
| 5 | 6.845 | 449.1124 | 287, 269, 153 | C21H22O11 | 7,4-Dihydroxydihydroflavonol-5-O-β-D-glucoside |
| 6 | 8.041 | 449.1138 | 287, 269, 259 | C21H22O11 | 7,4′-Dihydroxydihydroflavonol-7-O-β-D-glucoside |
| 7 | 11.076 | 303.0528 | 285, 177, 153 | C15H12O7 | Taxifolin |
| 8 | 11.806 | 389.1274 | 242, 227 | C20H22O8 | Polydatin |
| 9 | 12.806 | 243.0671 | 174, 159, 130 | C14H12O4 | Piceatannol |
| 10 | 13.689 | 243.0672 | 201, 174, 130 | C14H12O4 | Oxyresveratrol |
| 11 | 15.248 | 449.1119 | 303, 285, 241 | C21H22O11 | Astilbin |
| 12 | 17.284 | 609.1505 | 484, 301, 220 | C27H30O16 | Rutin |
| 13 | 17.759 | 227.0718 | 185, 164, 143 | C14H12O3 | Resveratrol |
| 14 | 19.438 | 433.1172 | 369, 269, 225 | C21H22O10 | Engeletin |
| 15 | 20.354 | 447.0956 | 301, 255, 179 | C21H21O11 | Quercitrin |
| 16 | 28.393 | 285.0408 | 218, 195, 151 | C15H10O6 | Kaempferide |
| 17 | 30.886 | 301.0359 | 254, 186, 118 | C15H10O7 | Quercetin |
| 18 | 30.970 | 1061.5500 | 1107, 915, 641 | C52H86O22 | Methylprotodioscin |
| 19 | 31.021 | 1047.5370 | 1093, 901, 597 | C51H84O22 | Protodioscin |
| 20 | 31.928 | 1029.5290 | 1075, 541, 883 | C51H82O21 | Pseudoprotodioscin |