Astragalin

Astragalin
Names

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 kaempferol-3-glucoside Kaempferol 3-glucoside Kaempferol 3-O-glucoside Kaempferol-3-O-glucoside Kaempferol-3-D-glucoside Kaempferol-3-beta-monoglucoside Kaempferol 3-O-β-D-glucopyranoside
Identifiers
CAS Number	480-10-4^N
Beilstein Reference	100568
ChEBI	CHEBI:30200^Y
ChEMBL	ChEMBL453290^N
ChemSpider	4445311^Y
Jmol interactive 3D	Image
PubChem	5282102
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^Y Key: JPUKWEQWGBDDQB-QSOFNFLRSA-N^Y 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
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
Properties
Chemical formula	C₂₁H₂₀O₁₁
Molar mass	448.37 g/mol
Density	1.791 g/mL
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is ^YN ?)
Infobox references

Astragalin is a chemical compound. It can be isolated from Phytolacca americana (the American pokeweed) or in the methanolic extract of fronds of the fern Phegopteris connectilis.^[1] It is also found in wine.

Astragalin is a 3-O-glucoside of kaempferol.

References

↑ Phenolic constituents of the fernPhegopteris connectilis. Klaus-Peter Adam, Phytochemistry, Volume 52, Issue 5, November 1999, Pages 929–934, doi:10.1016/S0031-9422(99)00326-X

Flavonols and their conjugates

Backbone

Aglycones	3-Hydroxyflavone (synthetic) and derivatives

Flavonols

Aglycones

Conjugates

Glycosides of herbacetin

Rhodionin
Rhodiosin

Glycosides of kaempferol

Afzelin (Kaempferol 3-rhamnoside)
Astragalin (kaempferol 3-O-glucoside)
Kaempferitrin (kaempferol 3,7-dirhamnoside)
Juglanin (Kaempferol 3-O-arabinoside)
Kaempferol 3-alpha-L-arabinopyranoside
Kaempferol 3-alpha-D-arabinopyranoside
Kaempferol 7-alpha-L-arabinoside
Kaempferol 7-O-glucoside
Kaempferol 3-lathyroside
Kaempferol 4'-rhamnoside
Kaempferol 5-rhamnoside
Kaempferol 7-rhamnoside
Kaempferol 7-O-alpha-L-rhamnofuranoside
Kaempferol 3-xyloside
Kaempferol 7-xyloside
Robinin (kaempferol-3-O-robinoside-7-O-rhamnoside)
Kaempferol 3-O-rutinoside
Sophoraflavonoloside (Kaempferol 3-O-sophoroside)
Trifolin (Kaempferol 3-O-beta-D-galactoside)

Glycosides of myricetin

Betmidin (Myricetin 3-O-arabinoside)
Myricetin 3-O-rutinoside
Myricetin-3-O-neohesperidoside
Myricitrin (Myricetin 3-O-rhamnoside)

Conjugates of quercetin

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

Glycosides	Avicularin (quercetin-3-O-α-L-arabinofuranoside) CTN-986 Guaijaverin (quercetin 3-O-arabinoside) Heliosin (quercetin 3-digalactoside) Hyperoside (quercetin 3-O-galactoside) Isoquercetin (quercetin 3-O-glucoside) Miquelianin (quercetin 3-O-glucuronide) Quercetin 3,4'-diglucoside Quercetin-3-sophorodide Quercitrin (quercetin 3-O-rhamnoside) Rutin (quercetin rutinoside) Reinutrin (quercetin-3-D-xyloside) Spiraeoside (quercetin 4'-O-glucoside) Taxillusin (galloylated 3-O-glucoside of quercetin°

O-Methylated flavonols

Aglycones

Glycosides

of isorhamnetin	Narcissin (Isorhamnetin 3-O-rutinoside) Isorhamnetin 3-O-glucoside Tamarixetin 7-rutinoside

other	Azalein (Azaleatin 3-O-α-L-rhamnoside) Centaurein (Centaureidin 7-O-glucoside) Eupalin (Eupalitin 3-0-rhamnoside) Eupatolin (Eupatolitin 3-O-rhamnoside) Jacein (Jaceidin 7-O-glucoside) Patulitrin (Patuletin 7-O-glucoside Xanthorhamnin (Rhamnetin glycoside)

Derivative flavonols

Aglycones	Noricaritin Dihydronoricaritin

Glycosides	Amurensin Icariin Phelloside Dihydrophelloside Rutin S

Pyranoflavonols

Aglycones	Karanjachromene

Furanoflavonols

Aglycones	Karanjin

Glycosides	Pongamoside A, B and C

Semisynthetic

Glycosides	Hydroxyethylrutosides Monoxerutin Troxerutin

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