Three new antioxidant furofuran lignans from Callicarpa nudiflora

Three new lignans (1-3) were isolated from the leaves of Callicarpa nudiflora Hook. Their antioxidant activities of these compounds were evaluated. Compounds 1-3 exhibited antioxidant activity with EC50 vales of 19.8, 18.5, and 8.3 μM, respectively.