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Merck
CN

PHL89193

(−)-Epicatechin gallate

phyproof® Reference Substance

Synonym(s):

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

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About This Item

Empirical Formula (Hill Notation):
C22H18O10
CAS Number:
Molecular Weight:
442.37
UNSPSC Code:
41116107
NACRES:
NA.24
MDL number:
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grade

primary reference standard

product line

phyproof® Reference Substance

assay

≥95.0% (HPLC)

form

powder

manufacturer/tradename

PhytoLab

storage temp.

2-8°C

SMILES string

Oc1cc(O)c2C[C@@H](OC(=O)c3cc(O)c(O)c(O)c3)[C@H](Oc2c1)c4ccc(O)c(O)c4

InChI

1S/C22H18O10/c23-11-6-14(25)12-8-19(32-22(30)10-4-16(27)20(29)17(28)5-10)21(31-18(12)7-11)9-1-2-13(24)15(26)3-9/h1-7,19,21,23-29H,8H2/t19-,21-/m1/s1

InChI key

LSHVYAFMTMFKBA-TZIWHRDSSA-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

Legal Information

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


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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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