74873

(−)-Epicatechin

certified reference material, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

• Sinónimos: (−)-cis-3,3′,4′,5,7-Pentahydroxyflavane, (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol
• Fórmula empírica (notación de Hill): C₁₅H₁₄O₆
• Número de CAS: 490-46-0
• Peso molecular: 290.27
• Beilstein/REAXYS Number: 92760
• MDL number: MFCD00075648
• UNSPSC Code: 41116107

Propiedades

• grade: certified reference material; TraceCERT^®
• Quality Level: 300
• product line: TraceCERT^®
• shelf life: expiry date on the label; limited shelf life
• manufacturer/tradename: Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
• mp: 240 °C (dec.) (lit.)
• application(s): food and beverages
• storage temp.: 2-8°C
• SMILES string: 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
• InChI key: PFTAWBLQPZVEMU-UKRRQHHQSA-N

Descripción

General description

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com

Legal Information

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany

Información de seguridad

• 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