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Table 2 Quantification of identified phenolic compounds in methanol extract of Rindera lanata by LC ESI MS/MS in negative ionization mode

From: In vitro screening for antiviral activity of Turkish plants revealing methanolic extract of Rindera lanata var. lanata active against human rotavirus

Analytes RT [M-H](m/z) MS2 (m/z) Equation Amounta
Quinic acid 3.36 190.95 85, 93 f(x) = 33.66x + 25133 2318.60 ± 111.29
Malic acid 3.60 133.05 115, 71 f(x) = 93.61x-5673 9381.66 ± 497.23
Chlorogenic acid 5.29 353 191 f(x) = 48.98x + 26780 23.63 ± 1.16
Protocatechuic acid 5.51 152.95 109, 108 f(x) = 36.86x + 6197 32.3 ± 1.65
Caffeic acid 7.11 178.95 135, 134, 89 f(x) = 1585x + 83958 13.53 ± 0.70
p-Coumaric acid 9.17 162.95 119, 93 f (x) = 73.53x + 27064 173.59 ± 8.85
Rosmarinic acid 9.19 358.9 161, 133 f (x) = 18.02x + 1149 706.38 ± 34.61
Rutin 9.67 609.1 300, 271, 301 f(x) = 51.88 + 3841 101.89 ± 5.09
Hesperidin 9.69 611.1 303, 465 f(x) = 1975.77 + 105641 399.74 ± 19.59
Hyperoside 9.96 463.1 300, 301 f(x) = 0.98x + 827 118.00 ± 5.78
Apigenin 16.73 268.95 151, 117 f(x) = 543.79 + 18525 0.10 ± 0.005
Rhamnetin 18.41 314.95 165, 121, 300 f(x) = 110.09 + 632.44 0.23 ± 0.014
  1. RT: Retention time
  2. [M-H] : Deprotonated ions of the standard compounds
  3. MS2: MRM fragments for the related molecular ions
  4. aValues in μg/g (w/w) of plant methanol extract