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. 2023 Sep 19;23:439. doi: 10.1186/s12870-023-04434-1

Table 2.

HPLC–DAD analysis. Results of M. sylvestris flower extracts expressed as ng per mg of FMW

Chemical compound WF* 50WEF 50WEF aq 70WEF 70WEF aq EF EF aq
Gallic acid 0.08 ± 0.0004 n.d. 4.45 ± 0.02 n.d. 9.55 ± 0.05 1.29 ± 0.006 9.93 ± 0.05
3-Hydroxytyrosol 0.24 ± 0.001 4.32 ± 0.02 22.88 ± 0.1 3.28 ± 0.02 8.39 ± 0.04 n.d. 7.37 ± 0.36
4-Hydroxybenzoic acid 0.32 ± 0.001 n.d. 4.62 ± 0.02 n.d. 1.74 ± 0.08 n.d. 0.7 ± 0.004
Chlorogenic acid n.d. n.d. 5.87 ± 0.03 0.49 ± 0.002 2.69 ± 0.01 n.d. 1.88 ± 0.01
Caffeic Acid 4.42 ± 0.02 4.32 ± 0.02 0.64 ± 0.003 3.5 ± 0.02 0.48 ± 0.002 n.d. 0.67 ± 0.003
Vanillic acid 9.82 ± 0.05 6.89 ± 0.03 14.2 ± 0.007 7.77 ± 0.04 1.07 ± 0.005 n.d. 1.49 ± 0.007
Epicatechin n.d. n.d. 14.8 ± 0.007 n.d. 42.88 ± 0.2 n.d. 0.63 ± 0.003
Syringic acid 0.1 ± 0.0005 0.82 ± 0.004 10.94 ± 0.05 2.59 ± 0.012 3.42 ± 0.01 1.94 ± 0.0004 0.28 ± 0.001
p-Coumaric acid 0.5 ± 0.002 n.d. 1.49 ± 0.007 0.47 ± 0.002 3.26 ± 0.02 0.08 ± 0.0004 0.61 ± 0.003
Salicylic acid n.d. n.d. 1.81 ± 0.01 n.d. 5.15 ± 0.02 0.66 ± 0.003 1.48 ± 0.007
Quercetin-3-glucoside n.d. n.d. 2.42 ± 0.01 0.36 ± 0.002 n.d. n.d. 2.15 ± 0.012
Myricetin n.d. 14.49 ± 0.07 0.6 ± 0.003 12.16 ± 0.06 0.26 ± 0.001 10.25 ± 0.05 15.82 ± 0.08
Rosmarinic acid n.d. 33.09 ± 0.2 0.24 ± 0.001 49.15 ± 0.2 10.85 ± 0.05 30.42 ± 0.15 0.88 ± 0.004
Quercetin n.d. 1.5 ± 0.007 2.79 ± 0.01 0.87 ± 0.004 4.1 ± 0.02 1.49 ± 0.007 2.1 ± 0.01
5,7-Dimethoxycoumarin 0.01 ± 0.00005 1.75 ± 0.009 3.39 ± 0.02 1.9 ± 0.01 n.d. n.d. 2.88 ± 0.014
Genistein 0.37 ± 0.001 0.56 ± 0.003 4.99 ± 0.02 1.47 ± 0.007 n.d. 0.33 ± 0.002 4.28 ± 0.02
Kaempferol n.d. 24.04 ± 0.1 0.56 ± 0.003 17.01 ± 0.08 7.73 ± 0.04 13.87 ± 0.07 0.41 ± 0.002
1,1-Dimethylallyl caffeate n.d. n.d. 1.24 ± 0.006 0.34 ± 0.002 1.53 ± 0.007 0.19 ± 0.001 0.63 ± 0.003
Chrysin 0.32 ± 0.001 0.23 ± 0.001 0.34 ± 0.002 0.23 ± 0.001 0.18 ± 0.001 0.14 ± 0.001 0.22 ± 0.0001
Caffeic acid phenethyl ester n.d. 1.17 ± 0.006 1.41 ± 0.007 1.14 ± 0.006 n.d. 1.23 ± 0.006 0.3 ± 0.001

*Legend—W 100% ddH2O, 50WE 50% ethanol, 70WE 70% ethanol, E 95% ethanol, F flower, aq aqueous extract, n.d. not detected