Zhu Bao-Kun, Zhe Wei, Duan Yan-Qing, Wang Ming-Feng, Gao Yuan, Wei Guo-Zhu, Liao Tou-Gen
R&D Center of Hongyunhonghe Group Co. Ltd., Kunming, China.
J Asian Nat Prod Res. 2012;14(2):154-8. doi: 10.1080/10286020.2011.641013.
Two new xanthones, angustins A and B (1 and 2), were isolated from the aerial parts of Swertia angustifolia together with six known compounds (3-8). The structures of these two xanthones were elucidated by extensive analysis of the spectroscopic data. In addition, compounds 3 and 6-8 were isolated from this plant for the first time.
从狭叶獐牙菜地上部分分离得到两个新的氧杂蒽酮，即狭叶獐牙菜素A和B（1和2），以及六个已知化合物（3 - 8）。通过对光谱数据的广泛分析阐明了这两个氧杂蒽酮的结构。此外，化合物3和6 - 8首次从该植物中分离得到。
