百子菜化学成分的分离与鉴定

Isolation and Identification of the Chemical Constituents of Gynura divaricata (L.) DC

摘要:

从百子菜（Gynura divaricata (L.) DC.）中分离得到9个化合物，根据理化性质和波谱数据，分别鉴定为山柰酚-3-O-α-L-吡喃鼠李糖苷（1）、槲皮素-3-O-α-L-鼠李吡喃糖苷（2）、4-桉叶烯-3α,11-二醇（3）、caryolane-1,9β-diol（4）、阿魏酸（5）、松脂素-4-O-β-D-葡萄吡喃糖苷（6）、莨菪亭（7）、姜油酮-4-O-β-D-葡萄吡喃糖苷（8）和(3R)-3-羟基-4,4-二甲基-4-丁内酯（9）。所有化合物均首次从该属中分离得到。

Abstract:

Nine compounds were isolated from Gynura divaricata (L.) DC and identified as kaempferol-3-O-α- L- rhamnopyranoside (1), quercetin-3-O-α-L-rhamnopyranoside (2), caryolane-1,9β-diol (3), eudesm-4(14)-ene-3α,11-diol (4), ferulic acid (5), pinoresinol-4-O-β-D- glucopyranoside (6), scopoletin (7), zingerone-4-O-β-D-glucopyranoside (8) and (3R)-3-hydroxy-4, 4-dimethyl- 4-butyrolactone (9) , by analysis of chemical evidence and spectroscopic data. All compounds were isolated from the genus Gynura.