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Merck
CN

PHL82542

Fisetin

phyproof® Reference Substance

Synonym(s):

3,3′,4′,7-Tetrahydroxyflavone, 5-Desoxyquercetin, Cotinin, Fiestin, Fietin

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About This Item

Empirical Formula (Hill Notation):
C15H10O6
CAS Number:
Molecular Weight:
286.24
UNSPSC Code:
41116107
NACRES:
NA.24
MDL number:
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grade

primary reference standard

product line

phyproof® Reference Substance

assay

≥90.0% (HPLC)

manufacturer/tradename

PhytoLab

application(s)

food and beverages

format

neat

SMILES string

[o]1c2c([c](c(c1c3cc(c(cc3)O)O)O)=O)ccc(c2)O

InChI

1S/C15H10O6/c16-8-2-3-9-12(6-8)21-15(14(20)13(9)19)7-1-4-10(17)11(18)5-7/h1-6,16-18,20H

InChI key

XHEFDIBZLJXQHF-UHFFFAOYSA-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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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



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Vanesa A Muñoz et al.
Photochemistry and photobiology, 96(4), 815-825 (2020-01-09)
In this work, the flavonol fisetin was selected in order to study its reactivity against Cu(II), a metal ion of interest in biological media and industry. The stoichiometry and apparent formation constant of the complex in ethanolic medium at 25°C