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Table 3 High-resolution eletrospray ionization mass spectrometry (HRESI-MS) data of Quercetin, Arctigenin, Chlorogenic acid, and Caffeic acid identified in the hydroethanolic extract of Arctium lapp a root

From: Antioxidative and in vitro antiproliferative activity of Arctium lappa root extracts

Compound

Molecular Formule

Calculated [M-H]- mass

Experimental [M-H]- mass

E (ppm)

Quercetin

C15H10O7

301.0348

301.0293

18.27

Arctigenin

C21H2406

371.1495

371.1542

12.66

Chlorogenic acid

C16H18O9

353.0872

353.0896

6.80

Caffeic acid

C9H8O4

179.0344

179.0305

21.78