CAS: 80453-44-7; (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,5-Dihydroxy-7-Methoxychroman-4-One
- 英文名称(2R,3R)-2-(3,4-Dihydroxyphenyl)-3,5-Dihydroxy-7-Methoxychroman-4-One
- 中文名称李属素
- IUPAC名称(2R,3R)-2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-7-methoxychroman-4-one
- 其它别名Padmatin; Blumeatin C; Taxifolin 7-Methyl Ether; 4H-1-Benzopyran-4-One, 2-(3,4-Dihydroxyphenyl)-2,3-Dihydro-3,5-Dihydroxy-7-Methoxy-, (2R,3R)-; Li Su Su; Padmatin,Inhibitor,Inhibit; (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,5-Dihydroxy-7-Methoxychroman-4-One; (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,5-Dihydroxy-7-Methoxy-2,3-Dihydrochromen-4-One
- CAS编号80453-44-7
- MFCD编号:MFCD20274976
- 分子式:C16H14O7分子量:318.28
- 产品CID: 1799822
- 产品分类天然产物 → 黄酮类化合物
物理性质
MSDS等安全信息
上下游产品
花旗松素 Taxifolin 480-18-23,5,7,3',4'-五羟基黄烷酮 3,3',4',5,7-Pentahydroxy Flavanone 215257-15-1
合成工艺路线路线简述
- 480-18-2 = 80453-44-7
反应条件:1.1 Reagents: Sodium Metaborate Solvents: Diethyl Ether,Methanol; 3 D,4 °C1.2 Reagents: Hydrochloric Acid Solvents: Water; Neutralized
标题:Methylation Of Dihydroquercetin Acetates: Synthesis Of 5-O-Methyldihydroquercetin
作者:Kiehlmann,Eberhard; Et Al
参考文献:Journal Of Natural Products 日期:2003 卷标:66(12) 页码:1562-1566]
51857-11-5 = 80453-44-7
反应条件:1.1 Reagents: Benzyl Chloride,Potassium Carbonate Solvents: Dimethyl Sulfoxide; 5 H,120 °C1.2 Solvents: Water; Cooled1.3 Reagents: Sodium Hydroxide,Hydrogen Peroxide Solvents: Methanol,Water; 20 H,Rt1.4 Reagents: Hydrochloric Acid Catalysts: Palladium Solvents: Ethanol,Water; 48 H,Rt
标题:Identification Of Enterodiol As A Masker For Caffeine Bitterness By Using A Pharmacophore Model Based On Structural Analogues Of Homoeriodictyol
作者:Ley,Jakob P.; Et Al
参考文献:Journal Of Agricultural And Food Chemistry 日期:2012 卷标:60(25) 页码:6303-6311]
480-18-2 + 153666-25-2 = 80453-44-7 + 649552-43-2 + 649552-41-0 + 649552-44-3 + 79995-67-8 + 74628-44-7 + 37971-67-8 + 649552-45-4
反应条件:1.1 Solvents: Diethyl Ether,Benzene; 9 D,4 °C
标题:Methylation Of Dihydroquercetin Acetates: Synthesis Of 5-O-Methyldihydroquercetin
作者:Kiehlmann,Eberhard; Et Al
参考文献:Journal Of Natural Products 日期:2003 卷标:66(12) 页码:1562-1566
📜7-O-Methyldihydroquercetin 5-O-β-D-Glucopyranoside置于盐酸体系中,化学反应 0.17H,反应生成 李属素
参考文献:7-O-Methyl-(2R:3R)-Dihydroquercetin 5-O-β-D-Glucoside 和来自 Podocarpus Nivalis 的其他黄酮类化合物
标题:7-O-Methyl-(2R:3R)-Dihydroquercetin 5-O-β-D-Glucoside 和来自 Podocarpus Nivalis 的其他黄酮类化合物
摘要:摘要 在新西兰罗汉松属化学分类学调查过程中,从雪松属植物中分离出了多种新的黄酮苷.它们是:木犀草素 3'-O-β-D-木糖苷,木犀草素 7-O-β-D-葡萄糖苷-3'-O-β-D-木糖苷,二氢槲皮素 7-O-β-D-葡萄糖苷,7-O-甲基-(2R:3R)-二氢山奈酚5-O-β-D-吡喃葡萄糖苷,7-O-甲基-(2R:3R)-二氢槲皮素5-O-β-D-吡喃葡萄糖苷,7-O-甲基山奈酚 5-O-β-D-吡喃葡萄糖苷和 7-O-甲基槲皮素 5-O-β-D-吡喃葡萄糖苷.讨论和总结了用于区分二氢黄酮醇中取代模式的诊断有用的物理技术.(+)-二氢黄酮醇中 5-羟基的葡萄糖基化显示在 589 Nm 处反转旋转符号.
DOI:10.1016/s0031-9422(00)84968-7
海关参考信息
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2905122000-异丙醇
2905310000-1,2-乙二醇
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📌 第三方产品分析报告
合成参考文献
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摘要:Yagi S, Chrétien F, Duval RE, Fontanay S, Maldini M, Piacente S, Henry M, Chapleur Y, Laurain-Mattar D. Antibacterial activity, cytotoxicity and chemical constituents of Hydnora johannis roots. South African Journal of Botany. 2012 Jan;78():228–34. doi: 10.1016/j.sajb.2011.09.010.
参考文献:10.1016/0305-1978(95)00080-1
摘要:Wollenweber E, Dörr M, Muniappan R. Exudate flavonoids in a tropical weed, Chromolaena odorata (L.) R. M. King et H. Robinson. Biochemical Systematics and Ecology. 1995 Nov;23(7-8):873–4. doi: 10.1016/0305-1978(95)00080-1.
参考文献:10.1016/0031-9422(91)83034-i
摘要:O¨ksu¨z S, Topçu G. A eudesmanolide and other constituents fromInula graveolens. Phytochemistry. 1992 Jan;31(1):195–7. doi: 10.1016/0031-9422(91)83034-i.
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