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. 2023 Feb 11;28(4):1739. doi: 10.3390/molecules28041739

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© 2023 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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(A). Chromatogram of all standard phenolic compounds analyzed using the LC-MS/MS method 1: Quinic acid, 2: Fumaric acid, 4: Gallic acid 6: Protocatechuic acid, 9: Chlorogenic acid, 10: Protocatechuic aldehyde, 14: 4-OH Benzoic acid, 16: Vanillic acid, 17: Caffeic acid, 19: Vanillin, 24: p-Coumaric acid, 26: Ferulic acid, 31: Miquelianin, 33: Rutin, 34: isoquercitrin, 35: Hesperidin, 40: Cosmosiin, 41: Quercitrin, 42: Astragalin, 43: Nicotiflorin, 47: Quercetin, 48: Naringenin, 49: Hesperetin, 50: Luteolin, 52: Kaempferol, 53: Apigenin, 55: Chrysin, and 56: Acacetin. (B). Chromatogram of propolis ethanol extract compounds.