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Table 2 DPPH radical scavenging activity of isolated Compounds 1, 2 and 3

From: Target guided isolation, in-vitro antidiabetic, antioxidant activity and molecular docking studies of some flavonoids from Albizzia Lebbeck Benth. bark

Samples IC50 ± SD (μM)
Compound 1 (7-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-4H-chromen-4-one) 21.5*** ± 0.39
Compound 2 ((S)-2-(3,4-dihydroxyphenyl)-7,8-dihydroxychroman-4-one) 31.8** ± 0.22
Compound 3 (2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4H-chromen-4-one) 29.26** ± 0.63
Trolox 17.3 ± 1.10
  1. Statistically significant differences are designated by asterisks and double asterisks (***p < 0.001, **p < 0.01 compared to Trolox.