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Merck

03810585

Orientin

primary reference standard

Synonym(e):

8-β-D-Glucopyranosyl-3′,4′,5,7-tetrahydroxyflavon, Luteolin-8-C-β-D-glucopyranosid, Luteolin-8-glucosid, Lutexin

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About This Item

Empirische Formel (Hill-System):
C21H20O11
CAS-Nummer:
Molekulargewicht:
448.38
MDL-Nummer:
UNSPSC-Code:
85151701
PubChem Substanz-ID:
NACRES:
NA.24

Qualität

primary reference standard

Haltbarkeit

limited shelf life, expiry date on the label

Hersteller/Markenname

HWI

Anwendung(en)

food and beverages

SMILES String

OC[C@H]1O[C@H]([C@H](O)[C@@H](O)[C@@H]1O)c2c(O)cc(O)c3C(=O)C=C(Oc23)c4ccc(O)c(O)c4

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

InChIKey

PLAPMLGJVGLZOV-VPRICQMDSA-N

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Allgemeine Beschreibung

Produced and qualified by HWI pharma services GmbH.
Exact content by quantitative NMR can be found on the certificate.

Anwendung

Reference Standard in the analysis of herbal medicinal products

Biochem./physiol. Wirkung

Flavonoidglycoside aus Kohlpalmen, Trollblumen und Passionsblumen. Antiviraler Wirkstoff, antimikrobielle und antioxidative Wirkung. Radioprotektiv.

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


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Na Lu et al.
Planta medica, 77(10), 984-991 (2011-02-02)
In this study, we provide new evidence that orientin from bamboo leaves (Phyllostachys nigra) protect H9c2 cardiomyocytes against ischemia/reperfusion (I/R) injury through the mitochondrial apoptotic pathway. A previous work has identified that orientin could protect myocardium against ischemia/reperfusion injury. Mitochondria
Danielle M O Aragão et al.
Journal of ethnopharmacology, 128(3), 629-633 (2010-01-13)
Leaves of Cecropia pachystachya are described in the folk medicine as possessing antitusive, expectorant, antiasthmatic and hypoglycemic effects. To investigate the hypoglycemic and antioxidant effects of methanolic extract from the leaves of Cecropia pachystachya. The total amount of phenolic and
Deqiang Li et al.
Biomedical chromatography : BMC, 22(10), 1130-1136 (2008-07-25)
A selective and sensitive reversed-phase high-performance liquid chromatography method was developed and validated for the simultaneous determination of orientin-2''-O-beta-L-galactopyranosyl (OGA), orientin and vitexin in rat plasma. Blood samples were collected via the fossa orbitalis vein at time intervals after intravenous
Xiao-Chun Fu et al.
Biological & pharmaceutical bulletin, 28(1), 37-41 (2005-01-07)
In this paper we investigated the vascular activity and possible mechanism of Orientin, from bamboo leaves (Phyllostachys nigra), in isolated thoracic aortic rings from New Zealand rabbit. Among the four compounds, studied, only Orientin relaxed phenylephrine-induced contractions with an IC50
Anwarul Hassan Gilani et al.
Basic & clinical pharmacology & toxicology, 99(5), 365-373 (2006-11-02)
Rooibos tea has been widely used for abdominal spasm and diarrhoea. The aim of the present study was to explore the possible mechanism for its use in such ailments. Its aqueous extract (RT) at 0.3-10 mg/ml produced relaxation of spontaneous

Protokolle

Effective analysis of passion flower by HPTLC fingerprinting, in conjunction with a comprehensive range of related reference materials, enables fast and efficient identification of this plant material.

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