Antiacne and Anti-Inflammatory Effects of Phenolic Compounds from Quercus acutissima Carruth. Leaves

Table 2

IC₅₀ values of DPPH radical scavenging activity for isolated compounds from QA.

Compound	IC50 (μM)
Hyperoside (1)	26.32 ± 0.59^c
Astragalin (2)	>100^d
Kaempferol 3–O-(6″- galloyl)–β–D–glucopyranoside (3, KGG)	20.49 ± 0.24^b
Quercetin 3–O-(6″-O-galloyl)-β–D–glucopyranoside (4, QGG)	18.87 ± 0.29^b
Pedunculagin (5)	9.96 ± 0.39^a
Casuarinin (6)	10.41 ± 0.27^a
L-ascorbic acid	11.69 ± 0.21^a