Chemistry:Aspalathin

Aspalathin

Names
IUPAC name 3-(3,4-Dihydroxyphenyl)-1-[5-(β-D-glucopyranosyl)-2,4-dihydroxyphenyl]propan-1-one
Systematic IUPAC name 3-(3,4-Dihydroxyphenyl)-1-{2,4-dihydroxy-5-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]phenyl}propan-1-one
Identifiers
CAS Number	6027-43-6 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:79078 N
ChemSpider	9457391 N
PubChem CID	11282394
InChI InChI=1S/C21H24O11/c22-7-14-17(28)19(30)20(31)21(32-14)16-13(27)6-12(26)15(18(16)29)10(24)4-2-8-1-3-9(23)11(25)5-8/h1,3,5-6,14,17,19-23,25-31H,2,4,7H2/t14-,17-,19+,20-,21+/m1/s1 N Key: VCPUQYKWJRESOC-VJXVFPJBSA-N N InChI=1/C21H24O11/c22-7-14-17(28)19(30)20(31)21(32-14)16-13(27)6-12(26)15(18(16)29)10(24)4-2-8-1-3-9(23)11(25)5-8/h1,3,5-6,14,17,19-23,25-31H,2,4,7H2/t14-,17-,19+,20-,21+/m1/s1 Key: VCPUQYKWJRESOC-VJXVFPJBBW
SMILES O=C(c1c(O)c(c(O)cc1O)[C@@H]2O[C@@H]([C@@H](O)[C@H](O)[C@H]2O)CO)CCc3ccc(O)c(O)c3
Properties
Chemical formula	C21H24O11
Molar mass	452.412 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

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Aspalathin is a C-linked dihydrochalcone glucoside found in rooibos tea, a herbal tea prepared from the South African rooibos plant, Aspalathus linearis (Fabaceae).

It was first isolated in 1965 by chromatography.

It has demonstrated antidiabetic activity.