68097

(−)-Epicatechin

analytical standard

• Synonym(s): (−)-cis-3,3′,4′,5,7-Pentahydroxyflavane, (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol
• Empirical Formula (Hill Notation): C₁₅H₁₄O₆
• CAS Number: 490-46-0
• Molecular Weight: 290.27
• Beilstein/REAXYS Number: 92760
• EC Number: 207-710-1
• MDL number: MFCD00075648
• UNSPSC Code: 85151701
• PubChem Substance ID: 329760739
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• assay: ≥97.0% (HPLC)
• shelf life: limited shelf life, expiry date on the label
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• mp: 240 °C (dec.) (lit.)
• application(s): food and beverages
• format: neat
• shipped in: wet ice
• storage temp.: 2-8°C

Description

General description

(−)-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.[1][2][3]

Application

(−)-Epicatechin may be used as an analytical reference standard for the quantification of the analyte in green tea using high-performance liquid chromatography technique.[1]

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable