Hua Yan, Chen Chang-Xiang, Liu Yu-Qing, Zhou Jun
State Key Laboratory of Phytochemistry and Plant Reeources in West China, Kunming Institute of Botany, the Chinese Academy of Sciences, Kunming 650204, Yunnan, China.
J Asian Nat Prod Res. 2007 Apr-Aug;9(3-5):273-5. doi: 10.1080/10286020600650040.
Two new xanthones, 1,6,8-trihydroxy-7-methoxy-2,3-methylenedioxyxanthone (1) and 1,6-dihydroxy-7,8-dimethoxy-2,3-methylenedioxyxanthone (2), have been isolated from the roots of Polygala crotalarioides. Their structures were elucidated by spectral and chemical methods.
从响铃金雀儿远志的根中分离出了两种新的氧杂蒽酮，即1,6,8-三羟基-7-甲氧基-2,3-亚甲二氧基氧杂蒽酮（1）和1,6-二羟基-7,8-二甲氧基-2,3-亚甲二氧基氧杂蒽酮（2）。通过光谱和化学方法对它们的结构进行了鉴定。
