三叶豆苷(英语:Trifolin,也称为山奈酚-3-O-半乳糖苷,Kaempferol-3-O-galactoside)是一种天然黄酮,分子式C21H20O11,是山奈酚的3-O-半乳糖苷,存在于喜树Camptotheca acuminata[1]等多种植物中。

Quick Facts 三叶豆苷, 识别 ...
三叶豆苷
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IUPAC名
3-(β-D-Galactopyranosyloxy)-4′,5,7-trihydroxyflavone
系统名
5,7-Dihydroxy-2-(4-hydroxyphenyl)-3[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy4H-1-benzopyran-4-one
别名 Kaempferol 3-O-β-D-galactoside
Kaempferol-3-O-galactoside
识别
CAS号 23627-87-4
PubChem 5282149
ChemSpider 10306173
SMILES
 
  • C1=CC(=CC=C1C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)OC4C(C(C(C(O4)CO)O)O)O)O
InChI
 
  • 1S/C21H20O11/c22-7-13-15(26)17(28)18(29)21(31-13)32-20-16(27)14-11(25)5-10(24)6-12(14)30-19(20)8-1-3-9(23)4-2-8/h1-6,13,15,17-18,21-26,28-29H,7H2/t13-,15+,17+,18-,21+/m1/s1
InChIKey JPUKWEQWGBDDQB-DTGCRPNFSA-N
ChEBI 31742
KEGG C12626
性质
化学式 C21H20O11
摩尔质量 448.37 g/mol g·mol⁻¹
密度 1.791 g/mL
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。
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