TABLE 2.
Phenolic compounds quantified in the evaluated extracts from Deracocephalum moldavica, presented as mean ±standard deviation (μg.g‐1)
| Compounds | MeOH extract | EtOAC extract | Molecular formula | Molecular weight (M) | HPLC ESI‐MS (m/z) | ||
|---|---|---|---|---|---|---|---|
| RT (min) | [M‐H]‐ | ||||||
| 1 | Malic acid | 255 ± 59 | 73.7 ± 46.6 | C4H6O5 | 134.087 | 0.94 | 133.014 |
| 2 | Quinic acid | 463 ± 29 | 72.3 ± 3.8 | C7H12O6 | 192.167 | 0.96 | 191.120 |
| 3 | Succinic acid | 4,527 ± 902 | 5,072 ± 131.2 | C4H6O4 | 118.088 | 1.21 | 117.018 |
| 4 | Citric acid | 5,101 ± 397 | 46.2 ± 3.8 | C6H8O7 | 192.123 | 1.22 | 191.102 |
| 5 | Pyrogallol | 2.4 ± 0.7 | 11.75 ± 0.2 | C6H6O3 | 126.111 | 1.24 | 125.024 |
| 6 | Gallic acid | 17 ± 1.2 | 79.4 ± 2.4 | C7H6O5 | 170.022 | 1.33 | 168.90 |
| 7 | Pyrocatechol | 6.7 ± 0.04 | 141 ± 8 | C6H6O2 | 110.112 | 1.95 | 109.028 |
| 8 | 3–4‐Hydroxybenzoic acid | 56.7 ± 0.15 | 1,151 ± 62.7 | C7H6O4 | 154.121 | 2.01 | 153.010 |
| 9 | Catechin | 0.76 ± 0.24 | 0.20 ± 0.03 | C15H14O6 | 290.271 | 2.21 | 289.064 |
| 10 | Chlorogenic acid | 1,359 ± 100 | 288 ± 16 | C16H18O9 | 354.311 | 2.37 | 353.202 |
| 11 | 4‐Hydroxybenzoic acid | 70 ± 5.2 | 2,867 ± 240 | C7H6O3 | 138.122 | 2.8 | 137.050 |
| 12 | 3‐Hydroxybenzoic acid | 535 ± 486 | 35,368 ± 2,803 | C7H6O3 | 138.122 | 2.83 | 137.025 |
| 13 | Esculetin | 31 ± 1.7 | 888.9 ± 0.52 | C9H6O4 | 178.143 | 3.03 | 177.018 |
| 14 | Vanillic acid | 97.8 ± 29 | 755.5 ± 29.65 | C8H8O4 | 168.148 | 3.13 | 167.036 |
| 15 | Syringic acid | 39 ± 1.9 | 107.4 ± 2.7 | C9H10O5 | 198.174 | 3.17 | 197.045 |
| 16 | Caffeic acid | 3,019 ± 44 | 69,678 ± 5,578 | C9H8O4 | 180.159 | 3.19 | 179.035 |
| 17 | Epicatechin | 0.33 ± 0.01 | 0.48 ± 0.28 | C15H14O6 | 290.271 | 3.84 | 289.064 |
| 18 | 4‐Hydroxycinnamic acid | 80 ± 3.6 | 1587 ± 80.8 | C9H8O3 | 164.160 | 4.54 | 163.042 |
| 19 | 3‐Hydroxycinnamic acid | 121 ± 10.6 | 2,146 ± 90 | C9H8O3 | 164.160 | 4.56 | 163.042 |
| 20 | Rutin | 668 ± 8.8 | 530 ± 43.3 | C27H30O16 | 610.153 | 4.71 | 609.1 |
| 21 | Sinapic acid | 0.96 ± 0.2 | 16.7 ± 1.10 | C11H12O5 | 224.212 | 4.88 | 223.061 |
| 22 | Ferulic acid | 10 ± 7.0 | 416 ± 0.80 | C10H10O4 | 194.186 | 5.05 | 193.050 |
| 23 | 2‐ Hydroxycinnamic acid | 15,124 ± 2000 | 23,466 ± 2,122 | C9H8O3 | 164.160 | 5.14 | 163.042 |
| 24 | Tannic acid | 4,069 ± 2,101 | 73.45 ± 11.50 | C76H52O46 | 1701.206 | 5.31 | 1,700.080 |
| 25 | Naringin | 965 ± 17.7 | 11 ± 2.4 | C27H32O14 | 580.539 | 5.84 | 579.173 |
| 26 | Benzoic acid | 662 ± 54.25 | 3,268 ± 20 | C7H6O2 | 122.123 | 5.97 | 121.031 |
| 27 | Quercitrin | 26 ± 8.4 | 321.4 ± 42 | C21H20O11 | 448.38 | 6.02 | 447.120 |
| 28 | Hesperidin | 1,030 ± 251 | 789.7 ± 513 | C28H34O15 | 610.565 | 6.24 | 609.172 |
| 29 | Rosmarinic acid | 34,407 ± 694 | 75,508 ± 1,044 | C18H16O8 | 360.318 | 6.94 | 359.054 |
| 30 | 4‐Hydroxycoumarin | 5,216 ± 95 | 7,215 ± 158 | C9H8O3 | 164.160 | 7.04 | 163.042 |
| 31 | Salicylic acid | 3.20 ± 0.10 | 20.92 ± 0.07 | C7H6O3 | 138.122 | 7.38 | 137.025 |
| 32 | Resveratrol acid | 1.3 ± 0.04 | 53.13 ± 3.3 | C14H12O3 | 228.247 | 8.24 | 227.072 |
| 33 | Luteolin | 5.6 ± 2.85 | 7.5 ± 0.2 | C15H10O6 | 286.239 | 8.87 | 285.040 |
| 34 | Quercitin | 1.5 ± 0.12 | 12.4 ± 1.2 | C15H10O7 | 302.238 | 9.11 | 301.000 |
| 35 | Naringenin | 33.4 ± 4.2 | 114.9 ± 0.6 | C15H12O5 | 272.256 | 10.77 | 271.061 |
| 36 | Hesperetin | 9.9 ± 0.36 | 19.9 ± 9.8 | C16H14O6 | 302.282 | 11.04 | 301.015 |
| 37 | Kaempferol | 38.7 ± 17.6 | 134 ± 4.5 | C15H10O6 | 286.239 | 11.12 | 285.040 |
Abbreviation: ND, not detected.