Two New Xanthones from the Stems of Securidaca inappendiculata
YANG Xue_Dong 1 *, XU Li_Zhen 2 ** , YANG Shi_Lin 2 (1. Department of Chemistry, Tsinghua University, Beijing 100084, China; 2. Institute of Medicinal Plant Development, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing 100094, China)
Two new antioxidant compounds, securixanthones C (1) and D (2) were isolated from the stems of Securidaca inappendiculata Hassk. The structures of the two new compounds were established on the basis of EI_MS, 1D_NMR and 2D_NMR, UV, and IR experiments.
【CateGory Index】： Q946