Research Article
Determination of the Chemical Composition, Antioxidant, and Enzyme Inhibitory Activity of Onosma mollis DC
Table 2
Concentration (µg/g extract) of selected phenolic compounds in O. mollis extracts.
| Compound | EtOAc | MeOH | Water |
| Apigenin 7-glucoside | 752.01 ± 2.56b | 22320.63 ± 302.76a | 27.96 ± 0.71b | Luteolin 7-glucoside | 253.14 ± 1.09b | 15684.92 ± 77.23a | 243.7 ± 5.56b | Rosmarinic acid | 232.48 ± 9.98b | 13552.66 ± 144.22a | 16.18 ± 4.86b | Vanillic acid | 48.31 ± 3.41c | 1623.24 ± 79.44a | 896.81 ± 46.15b | Pinoresinol | 109.14 ± 2.69c | 1292.32 ± 36.50a | 841.68 ± 44.49b | Apigenin | 123.25 ± 19.25b | 679.43 ± 16.50a | 22.52 ± 2.36c | Luteolin | 101.72 ± 5.28c | 581.55 ± 0.38a | 459.34 ± 5.47b | 4-hydroxybenzoic acid | 27.18 ± 2.47b | 553.68 ± 5.37a | 33.04 ± 0.59b | Ferulic acid | 12.1 ± 0.14c | 291.46 ± 2.73a | 34.15 ± 1.17b | Chlorogenic acid | 8.3 ± 0.17b | 277.63 ± 17.69a | Nd | Caffeic acid | 1.53 ± 0.07b | 179.93 ± 0.54a | 0.66 ± 0.09b | Hyperoside | 5.52 ± 1.15b | 171.48 ± 1.65a | Nd | Vanillin | nd | 152.12 ± 0.95 | Nd | 2,5-Dihydroxybenzoic acid | nd | 129.41 ± 0.79a | 3.97 ± 0.33b | Syringic acid | 6.59 ± 0.69b | 115.61 ± 1.41a | 115.54 ± 6.99a | Hesperidin | 9.75 ± 0.02b | 90.93 ± 0.49a | Nd | p-Coumaric acid | 1.98 ± 0.12c | 68.44 ± 0.41a | 24.86 ± 0.04b | Protocatechuic acid | 3.01 ± 0.08b | 65.74 ± 1.01a | 69.40 ± 2.05a | Sinapic acid | nd | 37.84 ± 1.99 | Nd | 3-Hydroxybenzoic acid | nd | 14.6 ± 0.95a | 2.40 ± 0.20b | Gallic acid | nd | 4.21 ± 0.02 | Nd | 3,4-Dihydroxyphenylacetic acid | nd | Nd | 6.80 ± 0.69 | Quercetin | 2.98 ± 0.14 | Nd | Nd | (+)-Catechin | nd | Nd | Nd | Pyrocatechol | nd | Nd | Nd | (-)-Epicatechin | nd | Nd | Nd | Verbascoside | nd | Nd | Nd | Taxifolin | nd | Nd | Nd | 2-Hydroxycinnamic acid | nd | Nd | Nd | Eriodictyol | nd | Nd | Nd | Kaempferol | nd | Nd | Nd |
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The different superscripts within the same row are different statistically at a 5% significance level. nd: Not detected.
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