Orientin

Orientin
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
PubChem	5281675
ChEMBL	CHEMBL239559 N
Jmol-3D images	Image 1
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
Molecular formula	C21H20O11
Molar mass	448.38 g/mol
Exact mass	448.100561
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

Orientin is a flavone, a chemical flavonoid-like compound found in the passion flower^[1], the Açaí palm, in Adonis vernalis and Anadenanthera peregrina. Orientin is also reported in millets^[2] and in the Phyllostachys nigra bamboo leaves^[3].

Orientin is the 8-C glucoside of luteolin.

Isoorientin

Isoorientin (or homoorientin) is the luteolin-6-C-glucoside. It can be isolated from the passion flower, Vitex negundo, the Açaí palm and Swertia japonica.

See also

• Isoorientin 3'-O-methyltransferase

references

1. ^ Separation by capillary electrophoresis of C-glycosylflavonoids in Passiflora sp. extracts. E. R. Pastene, G. Bocaz, I. Peric3, M. Montes, V. Silva and E. Riffo, Bol. Soc. Chil. Quím. v.45 n.3 Concepción set. 2000
2. ^ Sorghum and millet phenols and antioxydants, Linda Dykes, Lloyd W. Rooney, in Journal of Cereal Science 44 (2006) 236-251
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

External links

• Orientin on rdcheicals.com
• Isoorientin on pubchem