Five new 2-arylbenzofuran derivatives wittifurans A-C, F and G (1-5) have been isolated from the stem bark of Morus wittiorum. Their structures were determined on the basis of spectroscopic analysis. Compounds 1, 3-5 were evaluated for their antioxidant and anti-inflammatory activities respectively.
Key Laboratory of Bioactive Substances and Resources Utilization of Chinese Herbal Medicine, Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, P R China.