74873

(−)-Epicatechin

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

• Synonim(y): (−)-cis-3,3′,4′,5,7-Pentahydroxyflavane, (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol
• Wzór empiryczny (zapis Hilla): C₁₅H₁₄O₆
• Numer CAS: 490-46-0
• Masa cząsteczkowa: 290.27
• UNSPSC Code: 41116107
• Beilstein/REAXYS Number: 92760
• MDL number: MFCD00075648

Właściwości

• Quality Segment: 300
• product line: TraceCERT^®
• grade: certified reference material, 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
• format: neat
• 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

Opis

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

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Informacja o środkach bezpieczeństwa

• Piktogramy: GHS07
• Słowo ostrzegawcze: Warning
• Kody zagrożeń: H315,H319,H335
• Ostrzeżenia: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Narządy docelowe: Respiratory system
• Klasa składowania: 11 - Combustible Solids
• Co się dzieje?: WGK 3
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable