杨梅苷
化合物
杨梅苷（英語：Myricitrin，也称为杨梅黄酮-3-O-吡喃鼠李糖苷，Myricetin 3-O-rhamnoside）是一种天然的黄酮苷，分子式C21H20O12，是杨梅黄酮的3-O-鼠李糖苷[1]，存在于毛杨梅（Myrica esculenta）、齿叶睡莲（Nymphaea lotus）[2]、香睡蓮（Nymphaea odorata）、一口可梅（Chrysobalanus icaco）[3]、萹蓄（Polygonum aviculare）[4]等多种植物中。
| Myricitrin | |
|---|---|
| |
| IUPAC名 3′,4′,5,5′,7-Pentahydroxy-3-(α-L-rhamnopyranosyloxy)flavone | |
| 系统名 5,7-Dihydroxy-3[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy2-(3,4,5-trihydroxyphenyl)-4H-1-benzopyran-4-one | |
| 别名 | Myricitroside Myricitrine Myricetrin Myricetol 3-rhamnoside Myricetin 3-O-rhamnoside Myricetin 3-rhamnoside |
| 识别 | |
| CAS号 | 17912-87-7 
|
| PubChem | 5281673 |
| ChemSpider | 4444992 |
| SMILES |
|
| ChEBI | 70082 |
| KEGG | C10108 |
| 性质 | |
| 化学式 | C21H20O12 |
| 摩尔质量 | 464.37 g/mol g·mol⁻¹ |
| 密度 | 1.882 g/mL |
| 若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。 | |
参考文献
- ^ Myricetin 3-rhamnoside.
- ^ Elegami, AA; Bates, C; Gray, AI; MacKay, SP; Skellern, GG; Waigh, RD. Two very unusual macrocyclic flavonoids from the water lily Nymphaea lotus. Phytochemistry. 2003, 63 (6): 727–31. PMID 12842147. doi:10.1016/S0031-9422(03)00238-3.
- ^ Barbosa, Wagner Luiz R.; Peres, Amiraldo; Gallori, Sandra; Vincieri, Franco F. Determination of myricetin derivatives in Chrysobalanus icaco L. (Chrysobalanaceae). Revista Brasileira de Farmacognosia. 2006, 16 (3): 333. doi:10.1590/S0102-695X2006000300009
.
- ^ Xu, Fuquan; Guan, Huashi; Li, Guoqiang; Liu, Hongbing. LC Method for Analysis of Three Flavonols in Rat Plasma and Urine after Oral Administration of Polygonum aviculare Extract. Chromatographia. 2009-06, 69 (11-12): 1251–1258. doi:10.1365/s10337-009-1088-x.
