Table 1.
Ultraviolet–visible (UV-VIS) absorption and mass spectroscopic data (negative ionization mode; [M–H]−) of the identified polar phenolic compounds found in CSAT+® by high performance liquid chromatography mass Spectrometry (HPLC-MS). TR = Retention time; sh = shoulder.
| TR (min) | Molecule | UV-VIS (nm) | [M–H]− (m/z) | Fragment Ions (m/z) |
|---|---|---|---|---|
| 4.2 | Gallic acid | 229/274 | 169.0 | 125.1 |
| 4.5 | Monogalloyl | 227/278 | 331.0 | 169.1 |
| hexoside | ||||
| 4.8 | Monogalloyl | 226/278 | 331.0 | 168.9 |
| hexoside | ||||
| 5.3 | Trigalloyl hexoside | 226/276 | 635.0 | 483.0, 331.0, 313.0, |
| 271.0, 211.0, 169.1 | ||||
| 8.0 | Digalloyl hexoside | 227/275 | 483.0 | 331.0, 313.0, 169.0 |
| 9.5 | Digalloyl hexoside | 226/275 | 483.0 | 443.0, 331.0, 313.0, |
| 210.9, 169.0, 124.1 | ||||
| 10.7 | Digalloyl hexoside | 226/277 | 483.0 | 331.0, 313.0, 169.0 |
| 11.5 | Digalloyl hexoside | 228/280 | 483.0 | 331.1 |
| 13.1 | Trigalloyl hexoside | 224/273 | 635.0 | 483.0, 464.7, 331.0, |
| 312.9, 271.0, 210.9, | ||||
| 168.9 | ||||
| 15.1 | Trigalloyl hexoside + | 267 | 635.0 | 483.0, 331.0, 312.9, |
| unknown | 443.0 | 270.8, 210.9, 168.9 | ||
| 15.8 | Trigalloyl hexoside | 280 | 634.8 | 482.9, 331.0, 313.0, |
| 271.0, 241.1, 211.1, | ||||
| 168.9 | ||||
| 18.2 | Trigalloyl hexoside | 224/272 | 635.0 | 483.0, 464.9, 331.0, |
| 313.0, 271.0, 241.1, | ||||
| 211.1, 168.9 | ||||
| 19.6 | Trigalloyl hexoside | 224/272 | 635.8 | 483.0, 464.9, 422.9, |
| 331.0, 313.0, 270.9, | ||||
| 241.0, 210.9, 193.1, | ||||
| 168.9 | ||||
| 21.0 | Trigalloyl hexoside | 224/272 | 635.1 | 483.0, 464.9, 422.9, |
| 331.0, 313.0, 271.0, | ||||
| 240.8, 210.9, 193.1, | ||||
| 168.9 | ||||
| 21.6 | Trigalloyl hexoside | 224/278 | 634.9 | 483.1, 465.0, 421.0, |
| 331.0, 313.0, 271.0 | ||||
| 22.3 | Tetragalloyl | 223/272 | 786.9 | 635.0, 483.0, 330.8, |
| hexoside | 313.0, 271.0, 211.0, | |||
| 168.9 | ||||
| 23.8 | Trigalloyl hexoside | 223/272 | 634.5 | 483.1, 465.0, 443.0, |
| 313.0, 168.9 | ||||
| 24.9 | Tetragalloyl | 225/275 | 787.1 | 635.0, 483.1, 465.8, |
| hexoside | 443.0, 423.0, 313.0, | |||
| 271.1, 168.9, 151.1 | ||||
| 27.0 | Tetragalloyl | 224/278 | 786.9 | 635.0, 483.0, 465.8, |
| hexoside | 449.0, 313.0, 271.0, | |||
| 210.7, 168.9, 121.1 | ||||
| 28.2 | Trigalloyl hexoside | 226/285 | 635.0 | 483.1, 465.8, 449.0, |
| 401.1, 313.0, 271.0, | ||||
| 210.7 | ||||
| 29.9 | Trialloyl hexoside | 225/276 | 634.9 | 482.8, 465.0, 313.0 |
| 31.1 | Tetragalloyl | 223/271 | 787.0 | 635.0, 482.9, 464.9, |
| hexoside | 168.9 | |||
| 32.3 | Tetragalloyl | 223/274 | 787.0 | 635.0, 482.9, 464.9, |
| hexoside | 168.9 | |||
| 35.2 | Tetragalloyl | 223/270 | 786.8 | 635.0, 465.8, 403.0, |
| hexoside | 124.1 | |||
| 37.2 | Tetragalloyl | 263/278/370 | 786.9 | 635.0, 464.9, 317.0 |
| hexoside + Myricetin | 479.0 | |||
| hexoside | ||||
| 40.0 | Tetragalloyl | 223/278 | 786.9 | 635.0, 401.0, 313.0, |
| hexoside | 210.9, 169.0 | |||
| 45.1 | Tetragalloyl | 225/276 | 787.0 | 635.0, 617.0, 465.8 |
| hexoside | ||||
| 47.3 | Tetragalloyl | 223/281/393sh | 786.9 | 635.0, 616.9, 462.8, |
| hexoside | 271.0, 124.8 | |||
| 49.5 | Tetragalloyl | 223/277/355 | 787.0 | 617.0, 464.9, 271.0, |
| hexoside + Myricetin | 168.8, | |||
| deoxy-hexoside (1) | 463.0 | 271.0, 316.0 | ||
| 51.3 | Myricetin deoxy- | 260/300sh/348 | 463.0 | 316.9, 315.9, 287.0, |
| hexoside (2) | 271.0 | |||
| 52.1 | Ellagic acid hexoside | 250/369 | 463.0 | 301.0, 229.0, 201.1, |
| 169.1 | ||||
| 54.2 | Quercetin hexoside | 253/298sh/352 | 462.9 | 300.9, 270.8, 254.9, |
| 151.1 | ||||
| 56.5 | Naringin | 225/281/335 | 579.0 | 459.1, 271.0 |
| 58.6 | Isohesperetin | 229/281/328 | 579.0 | 459.1, 2710 |
| (Narirutin) | ||||
| 59.8 | Quercetin deoxy- | 226/253/261sh/3 | 447.0 | 300.0, 301.0, 271.0, |
| hexoside | 48 | 255.0 | ||
| 62.2 | Hesperetin | 226/283/331 | 609.1 | 461.1, 446.9, 300.9 |
| rutinoside | ||||
| 71.0 | Kaempferol | 221/251/263sh/3 | 593.1 | 285.0 |
| rutinoside | 45 | |||
| 72.7 | Methylquercetin | 220/253/294sh/3 | 314.9 | 299.9, 271.0 |
| 54 |