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. 2020 Aug 25;9(9):787. doi: 10.3390/antiox9090787

Table 4.

Antioxidant profile of selected stable compounds.

Comp Chemical Structure ORAC a ABTS a DPPH PSA IC50 (µM) b
10 min 2 h
3 graphic file with name antioxidants-09-00787-i022.jpg 19.2 ± 0.2 3.27 ± 0.1 8.30 6.77
7 graphic file with name antioxidants-09-00787-i023.jpg 19.2 ± 0. 8.12 ± 0.09 24.10 23.30
8 graphic file with name antioxidants-09-00787-i024.jpg 19.3 ± 0.5 5.00 ± 0.09 150.90 64.20
15 graphic file with name antioxidants-09-00787-i025.jpg 8.9 ± 0.4 1.17 ± 0.01 ND c ND c
17 graphic file with name antioxidants-09-00787-i026.jpg 19.4 ± 0.7 3.57 ± 0.00 17.92 9.60
Resveratrol graphic file with name antioxidants-09-00787-i027.jpg 8.08 ± 1.2 2.13 ± 0.02 66.22 19.48

a µmol of trolox/µmol of pure compound. b The half-maximal inhibitory concentration (IC50) values for the α,α-diphenyl-β-picrylhydrazyl (DPPH) assay correspond to the amount of compound needed to reach 50% of radical scavenging activity (RSA) after 10 min and 2 h of addition. c ND: not determined.