Euxanthic acid

Euxanthic acid
Names
	IUPAC name (8-Hydroxy-9-oxo-9H-xanthen-2-yl) β-D-glucopyranosiduronic acid
	Systematic IUPAC name (2S,3S,4S,5R,6S)-3,4,5-Trihydroxy-6-[(8-hydroxy-9-oxo-9H-xanthen-2-yl)oxy]oxane-2-carboxylic acid
Identifiers
CAS Number	525-14-4 ;
3D model (JSmol)	Interactive image ;
ChemSpider	21106448 ;
PubChem CID	44516816 ;
UNII	2CR36EK4YE ;
CompTox Dashboard (EPA)	DTXSID10659245 ;
	InChI InChI=1S/C19H16O10/c20-9-2-1-3-11-12(9)13(21)8-6-7(4-5-10(8)28-11)27-19-16(24)14(22)15(23)17(29-19)18(25)26/h1-6,14-17,19-20,22-24H,(H,25,26)/t14-,15-,16+,17-,19+/m0/s1 Key: JGIDSJGZGFYYNX-YUAHOQAQSA-N ; InChI=1/C19H16O10/c20-9-2-1-3-11-12(9)13(21)8-6-7(4-5-10(8)28-11)27-19-16(24)14(22)15(23)17(29-19)18(25)26/h1-6,14-17,19-20,22-24H,(H,25,26)/t14-,15-,16+,17-,19+/m0/s1 Key: JGIDSJGZGFYYNX-YUAHOQAQBY;
	SMILES OC(=O)[C@H]4O[C@@H](Oc1ccc2Oc3cccc(O)c3C(=O)c2c1)[C@H](O)[C@@H](O)[C@@H]4O;
Properties
Chemical formula	C19H16O10
Molar mass	404.327 g·mol−1
Density	1.737 g/ml
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Last updated March 03, 2025

Euxanthic acid is a xanthonoid glycoside, a conjugate of the aglycone euxanthone with glucuronic acid. Its magnesium salt is the primary colourant of the pigment Indian Yellow.^[1]

References

↑ Katherine Spendel, Dr. M. Scott Goodman, Dr. Rebecca Ploeger and Dr. Aaron Shugar. "Preparation of a Synthetic Indian Yellow" (PDF). SUNY Buffalo . Retrieved July 11, 2018.{{cite web}}: CS1 maint: multiple names: authors list (link)

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[1] Katherine Spendel, Dr. M. Scott Goodman, Dr. Rebecca Ploeger and Dr. Aaron Shugar. "Preparation of a Synthetic Indian Yellow" (PDF). SUNY Buffalo . Retrieved July 11, 2018.{{cite web}}: CS1 maint: multiple names: authors list (link)

[1]

v t e Types of xanthonoids
Aglycones	Apetalinone A, B, C and D Bellidifolin Calozeyloxanthone Desoxygambogenin Desoxymorellin Euxanthone Forbesione Gambogellic acid Gambogenic acid Gambogenin Gambogenin dimethyl acetal Gambogic acid Gambogin Gaudichaudiic acid A, B, C, D and E Gaudichaudione A, B, C, D, E, F, G and H Hanburin Isogambogenin Isojacareubin Isomorellin Isomoreollin B Methylswertianin Morellic acid Morellin dimethyl acetal Moreollic acid Norathyriol Psorospermin 2,3′,4,6-tetrahydroxybenzophenone Tomentonone Zeyloxanthonone
Glycosides	Euxanthic acid Isomangiferin Mangiferin Mangostin-3,6-di-O-glucoside Wubangziside A Wubangziside B
Acetylated	Mangostin
Misc.	Indian yellow Gartanin 8-disoxygartanin Normangostin

Names

IUPAC name (8-Hydroxy-9-oxo-9H-xanthen-2-yl) β-D-glucopyranosiduronic acid
Systematic IUPAC name (2S,3S,4S,5R,6S)-3,4,5-Trihydroxy-6-[(8-hydroxy-9-oxo-9H-xanthen-2-yl)oxy]oxane-2-carboxylic acid
Identifiers
CAS Number	525-14-4 ^Y
3D model (JSmol)	Interactive image
ChemSpider	21106448 ^Y
PubChem CID	44516816
UNII	2CR36EK4YE ^Y
CompTox Dashboard (EPA)	DTXSID10659245
InChI InChI=1S/C19H16O10/c20-9-2-1-3-11-12(9)13(21)8-6-7(4-5-10(8)28-11)27-19-16(24)14(22)15(23)17(29-19)18(25)26/h1-6,14-17,19-20,22-24H,(H,25,26)/t14-,15-,16+,17-,19+/m0/s1^Y Key: JGIDSJGZGFYYNX-YUAHOQAQSA-N^Y InChI=1/C19H16O10/c20-9-2-1-3-11-12(9)13(21)8-6-7(4-5-10(8)28-11)27-19-16(24)14(22)15(23)17(29-19)18(25)26/h1-6,14-17,19-20,22-24H,(H,25,26)/t14-,15-,16+,17-,19+/m0/s1 Key: JGIDSJGZGFYYNX-YUAHOQAQBY
SMILES OC(=O)[C@H]4O[C@@H](Oc1ccc2Oc3cccc(O)c3C(=O)c2c1)[C@H](O)[C@@H](O)[C@@H]4O
Properties
Chemical formula	C₁₉H₁₆O₁₀
Molar mass	404.327 g·mol⁻¹
Density	1.737 g/ml
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is ^YN ?) Infobox references