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Merck
CN

PHL89192

(−)-Epicatechin

phyproof® Reference Substance

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

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About This Item

Empirical Formula (Hill Notation):
C15H14O6
CAS Number:
Molecular Weight:
290.27
NACRES:
NA.24
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
92760
MDL number:
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grade

primary reference standard

product line

phyproof® Reference Substance

assay

≥98.0% (HPLC)

form

solid

manufacturer/tradename

PhytoLab

mp

240 °C (dec.) (lit.)

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

General description

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

Other Notes

This compound is commonly found in plants of the genus: cinnamomum crataegus ginkgo humulus primula

Legal Information

phyproof is a registered trademark of PhytoLab GmbH & Co. KG


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pictograms

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signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



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