Astragalin

Astragalin

IUPAC name 5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4S,5S,6R)-3,4, 5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one
Other names Astragaline asragalin Trifolin kaempferol-3-glucoside Kaempferol 3-glucoside Kaempferol 3-O-glucoside Kaempferol-3-O-glucoside Kaempferol-3-D-glucoside Kaempferol-3-beta-monoglucoside
Identifiers
CAS number	480-10-4^Y
PubChem	5282102
ChemSpider	4445311^N
ChEMBL	CHEMBL453290^N
Beilstein Reference	100568
Jmol-3D images	Image 1
SMILES O=C2C(\O[C@@H]1O[C@@H]([C@@H](O)[C@H](O)[C@H]1O)CO)=C(/Oc3cc(O)cc(O)c23)c4ccc(O)cc4
InChI 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^N Key: JPUKWEQWGBDDQB-QSOFNFLRSA-N^N InChI=1/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 Key: JPUKWEQWGBDDQB-QSOFNFLRBV
Properties
Molecular formula	C₂₁H₂₀O₁₁
Molar mass	448.37 g/mol
Exact mass	448.100561 u
N (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Astragalin is a chemical compound. It can be isolated from Phytolacca americana (the American pokeweed).

Astragalin is a 3-O-glucoside of kaempferol.

References

Flavonols and their conjugates

Backbone

Aglycones	3-Hydroxyflavone (synthetic) and derivatives

Aglycones

Conjugates

Glycosides of herbacetin

Rhodionin | Rhodiosin

Glycosides of kaempferol

Glycosides of myricetin

Myricetin 3-O-rutinoside | Myricetin-3-O-neohesperidoside | Myricitrin

Conjugates of quercetin

Sulfates	Quercetin 3-O-sulfate \| Quercetin 3,3'-bissulfate \| Quercetin 3,4'-bissulfate

Glycosides	CTN-986 \| Guaijaverin (quercetin 3-O-arabinoside) \| Heliosin (Quercetin 3-digalactoside) \| Hyperoside \| Isoquercitin \| Miquelianin \| Quercetin-3-sophorodide \| Quercitrin \| Rutin \| Spiraeoside

O-Methylated flavonols

Aglycones	5-O-methylmyricetin \| Annulatin \| Ayanin \| Axillarin \| Azaleatin \| Brickellin \| Centaureidin \| Chrysosplenetin \| Combretol \| Ermanin \| Eupatolitin \| Eupalitin \| Europetin \| Isorhamnetin \| Jaceidin \| Kaempferide \| Kumatakenin \| Laricitrin \| Natsudaidain \| Ombuin \| Pachypodol \| Patuletin \| Retusin \| Mearnsetin \| Rhamnazin \| Rhamnetin \| Santin \| Spinacetin \| Syringetin \| Tamarixetin

Glycosides	Azalein \| Centaurein \| Eupalin \| Eupatolin \| Jacein \| Patulitrin \| Tamarixetin 7-rutinoside \| Xanthorhamnin

Derivative flavonols

Aglycones	Noricaritin \| Dihydronoricaritin

Glycosides	Amurensin \| Icariin \| Phelloside \| Dihydrophelloside \| Rutin S

Pyranoflavonols

Aglycones	Karanjachromene

Furanoflavonols

Semisynthetic

Glycosides	Hydroxyethylrutosides (Monoxerutin, Troxerutin)