作者:Qing-Lu Fan、Yin-Di Zhu、Wen-Hua Huang、Yun Qi、Bao-Lin Guo
DOI:10.3390/molecules190811341
日期:——
Two new acylated flavonol glycosides named kaempferol-3-O-(2-O-sinapoyl)-β-D-galactopyranosyl-(1 → 2)-β-D-glucopyranoside-7-O-α-L-rhamnopyranoside (1) and quercetin-3-O-(6-O-benzoyl)-β-D-glucopyranosyl-(1 → 3)-β-D-galactopyranoside-7-O-α-L-rhamnopyranoside (2), were isolated together with six known compounds from the seeds of L. sativum. Their structures were elucidated on the basis of spectroscopic
两种新的酰化黄酮醇苷,命名为山奈酚-3-O-(2-O-sinapoyl)-β-D-吡喃半乳糖基-(1 → 2)-β-D-吡喃葡萄糖苷-7-O-α-L-rhamnopyranoside (1)和槲皮素-3-O-(6-O-苯甲酰基)-β-D-吡喃葡萄糖基-(1 → 3)-β-D-吡喃半乳糖苷-7-O-α-L-rhamnopyranoside (2),与来自 L. sativum 种子的六种已知化合物。基于光谱分析和化学方法阐明了它们的结构。体外 1 和 2 抑制了脂多糖 (LPS) 刺激的 RAW 264.7 细胞中一氧化氮的产生,IC50 值分别为 25.36 和 25.08 µM。