A New Flavonol Diglycoside from Pyrrosia petiolosa

• 作 者: YongChunYANG ChunYANG ShunYanM
• 机 构: InstituteofMateriaMedica
• 出 处: 中国化学快报：英文版
• 发表日期: 2003年9期
• 关键词: 黄酮醇二苷 pyrropetiosideA 结构 核磁共振分析 光谱分析 7-O-[6-O-(α-L-阿拉伯呋喃糖基)-β-D-吡喃葡萄糖基] 石韦属 中草药
• 基金项目: Technology of China

A new flavone diglycoside, named as pyrropetioside A 1 was isolated from Pyrrosiapetiolosa. Its structrue was elucidated as 7-O-[6-O-(α-L-arabifuranosyl)-β-D-glucopyranosyl]-gossypetin by means of chemical and spectroscopic methods including IR, MS, 1D an