Table 2.
Identification and analysis of the phenolic composition of ZL extracts using liquid chromatography high performance coupled with mass spectrometry (LC-MS/MS).
| Pic | TR (min) | UV (nm) | [M-H]− | MS2 | Structure |
|---|---|---|---|---|---|
| (1) | 5.78 | 326 | 365.1446 | 263, 125, 142, 221, 302, 320 | Caffeoyl N-Tryptophan |
| (2) | 6.60 | 300 sh, 330 | 355.0666 | 147, 191, 209, 337 | Fer-glc (acid Hydroxycinnamoyl-Oglucoside) |
| (3) | 7.58 | 268, 338 | 593.1503 | 473, 353, 383, 503, 575 | Vicenin 2 |
| (4) | 9.35 | 284, 334 sh | 595.1659 | 287 | Eriocitrin |
| (5) | 10.02 | 256, 266, 350 | 593.1504 | 285, 151, 175, 199, 216, 241, 257 | Kaempferol-3-O- rutinoside |
| (6) | 11.09 | 263, 298 sh, 356 | 609.1819 | 301, 151, 178, 255, 271 | Quercetin-3-rutinoside (Rutin) |