LC tR (min) | λmaxby HPLC PDA (nm) | MS peaks (m/z) | Tentative ID | Reference |
---|---|---|---|---|
5.6 | 241, 328 | 312 (100), 179, 149 | Caffeoyl tartaric acid isomer | |
6.5 | 242, 327 | 312 (100) | Caffeoyl tartaric acid isomer | |
9.9 | 241, 327 | 312 (100), 225, 149 | Caffeoyl tartaric acid isomer | |
11.4 | 241, 328 | 311 (100), 179, 148 | Caffeoyl tartaric acid isomer | |
16.2 | 240, 323 | 367 (100), 225, 179, 135 | Methyl caffeoylquinic acid | |
18.5 | 234, 315 | 336 (100), 295 | Caffeoylshikimic acid isomer | [47] |
19.8 | 237, 326 | 335 (100), 295, 179 | Caffeoylshikimic acid isomer | [47] |
24.6 | 231, 283 | 650 (100) | Quercetin or Protogenkwanin derivative | [48] |
26.6 | 241, 342 | 448 (100), 319 | Luteolin glucoside | |
28.7 | 265, 354 | 464 (100), 342, 300 | Quercetin glucoside | |
29.3 | 255, 366 | 579 (100), 271 | Apigenin 3-O-glucoside-7-O-rhamnoside | |
30.1 | 236, 261, 334 | 489, 463, 431 (100) | Apigenin glucoside | |
31.0 | 235, 269, 330 | 462, 410 (100) | Quercetin glucoside | |
31.4 | 235, 287 | 610, 301 | Quercetin 3-O-glucoside-7-O-rhamnoside | [50] |
32.9 | 238, 328 | 473, 311 (100), 178, 149 | Dicaffeoyl tartaric acid | [51] |
34.9 | 237, 261, 333 | 490, 445 (100) | Genkwanin glucoside isomer | |
41.1 | 288, 353 | 285 (100) | Kaempferol derivative | |
42.7 | 233, 270, 324 | 284 (100) | Genkwanin glucoside isomer | |
46.8 | 231, 288 | 302 (100) | Quercetin / Protogenkwanin | [48] |