Orientin

Orientin
Names

IUPAC name 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-8-[(2S,3R,4R,5S,6R)-3,4, 5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]chromen-4-one
Other names Lutexin, Luteolin-8-C-glucoside
Identifiers
CAS Number	28608-75-5^Y
3D model (Jmol)	Interactive image
ChEBI	CHEBI:7781^N
ChEMBL	ChEMBL239559^N
ChemSpider	4444994^N
ECHA InfoCard	100.110.907
PubChem	5281675
InChI InChI=1S/C21H20O11/c22-6-14-17(28)18(29)19(30)21(32-14)16-11(26)4-10(25)15-12(27)5-13(31-20(15)16)7-1-2-8(23)9(24)3-7/h1-5,14,17-19,21-26,28-30H,6H2/t14-,17-,18+,19-,21+/m1/s1 Key: PLAPMLGJVGLZOV-VPRICQMDSA-N
SMILES C1(=C2C(=C(C=C1O)O)C(=O)C=C(O2)C3=CC=C(O)C(=C3)O)C4OC(CO)C(C(C4O)O)O
Properties
Chemical formula	C₂₁H₂₀O₁₁
Molar mass	448.38 g/mol
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

Orientin is a flavone, a chemical flavonoid-like compound. It is the 8-C glucoside of luteolin.

Natural occurrences

Orientin is also reported in the passion flower,^[2] the Açaí palm and in millets.^[3]

↑ Isolation and purification of four flavone C-glycosides from antioxidant of bamboo leaves by macroporous resin column chromatography and preparative high-performance liquid chromatography. Yu Zhang, Jingjing Jiao, Chengmei Liu, Xiaoqin Wu and Ying Zhang, Food Chemistry, 1 April 2008,, Volume 107, Issue 3, Pages 1326–1336, doi:10.1016/j.foodchem.2007.09.037
↑ Separation by capillary electrophoresis of C-glycosylflavonoids in Passiflora sp. extracts. E. R. Pastene, G. Bocaz, I. Peric, M. Montes, V. Silva and E. Riffo, Bol. Soc. Chil. Quím., v.45 n.3 Concepción set. 2000, doi:10.4067/S0366-16442000000300017
↑ Sorghum and millet phenols and antioxydants, Linda Dykes, Lloyd W. Rooney, in Journal of Cereal Science, 2006, 44, pages 236-251, doi:10.1016/j.jcs.2006.06.007

Flavones and their conjugates

Aglycones

Monohydroxyflavone	6-Hydroxyflavone

Dihydroxyflavones	Chrysin 4',7-Dihydroxyflavone 7,8-Dihydroxyflavone

Trihydroxyflavones	Apigenin Baicalein Norwogonin

Tetrahydroxyflavones	Isoscutellarein Luteolin Norartocarpetin Scutellarein

Pentahydroxyflavones	6-Hydroxyluteolin Hypolaetin Tricetin

O-methylated flavones	Acacetin Alnetin Artocarpetin Chrysoeriol Cirsilineol Cirsiliol Cirsimaritin Diosmetin Eupatilin Genkwanin Hispidulin Nepetin Nobiletin Oroxylin A Pratol Salvigenin Sinensetin Tangeritin Techtochrysin Tricin Wogonin Zapotin

of apigenin	Apiin Apigetrin Isovitexin Rhoifolin Saponarin Schaftoside Vicenin-2 Vitexin

of baicalein	Baicalin Tetuin

of hypolaetin	Hypolaetin 8-glucoside Hypolaetin 8-glucuronide

of luteolin	Cynaroside Isoorientin Orientin Veronicastroside Luteolin-7-O-glucuronide

Acetylated

Sulfated glycosides

Polymers

Drugs

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