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68097

Supelco

(−)-Epicatechin

analytical standard

Sinónimos:

(−)-cis-3,3′,4′,5,7-Pentahydroxyflavane, (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol

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About This Item

Fórmula empírica (notación de Hill):
C15H14O6
Número de CAS:
490-46-0
Peso molecular:
290.27
Beilstein:
92760
Número CE:
207-710-1
Número MDL:
MFCD00075648
Código UNSPSC:
85151701
ID de la sustancia en PubChem:
329760739
NACRES:
NA.24

grado

analytical standard

Nivel de calidad

100

Análisis

≥97.0% (HPLC)

caducidad

limited shelf life, expiry date on the label

técnicas

HPLC: suitable
gas chromatography (GC): suitable

mp

240 °C (dec.) (lit.)

aplicaciones

food and beverages

formato

neat

Condiciones de envío

wet ice

temp. de almacenamiento

2-8°C

cadena SMILES

O[C@@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3ccc(O)c(O)c3

InChI

1S/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15-/m1/s1

Clave InChI

PFTAWBLQPZVEMU-UKRRQHHQSA-N

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Descripción general

(−)-Epicatechin is a monomeric catechin and a polyphenolic component, belonging to the class of flavan-3-ols. It is majorly found in apples, apple products and green tea.

Aplicación

(−)-Epicatechin may be used as an analytical reference standard for the quantification of the analyte in green tea using high-performance liquid chromatography technique.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Envase

Bottomless glass bottle. Contents are inside inserted fused cone.

Pictogramas

Exclamation mark
GHS07

Palabra de señalización

Warning

Frases de peligro

H315,H319,H335

Clasificaciones de peligro

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Órganos de actuación

Respiratory system

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

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Certificados de análisis (COA)

Lot/Batch Number
BCCL2746
BCCJ3194
BCCG4686
BCCF0914
BCCB8958

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Sigma-Aldrich

C0567

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Sigma-Aldrich

E3768

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USP

1096790

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03960590

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A method for fast determination of epigallocatechin gallate (EGCG), epicatechin (EC), catechin (C) and caffeine (CAF) in green tea using HPLC
Saito.TS, et al.
Food Sci. Technol., 26(2), 394-400 (2006)
Recent Advances in Polyphenol Research, 26(2), 394-400 (2009)
Alice Cattivelli et al.
Foods (Basel, Switzerland), 10(5) (2021-06-03)
The impact of domestic cooking (baking, boiling, frying and grilling) and in vitro digestion on the stability and release of phenolic compounds from yellow-skinned (YSO) and red-skinned onions (RSO) have been evaluated. The mass spectrometry identification pointed out flavonols as
Analysis of catechins and condensed tannins by thermally assisted hydrolysis/methylation-GC/MS and by a novel two step methylation
Journal of Analytical and Applied Pyrolysis, 85(1-2), 54-65 (2009)
Andrej Živković et al.
Foods (Basel, Switzerland), 10(4) (2021-05-01)
The aim was to investigate the effects of the cold dehulling of buckwheat seeds on their germination, total phenolic content (TPC), antioxidant activity (AA) and phenolics composition. Cold dehulling had no negative effects on germination rate and resulted in faster
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