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00200595

Quercetin dihydrate

primary reference standard

Synonyma:

2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one dihydrate, 3,3′,4′,5,7-Pentahydroxyflavone dihydrate

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Vybrat velikost

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Vám/Skladová položkaDostupnostCena
50 mg
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11 700,00 Kč

O této položce

Empirický vzorec (Hillův zápis):
C15H10O7 · 2H2O
Číslo CAS:
6151-25-3
Molekulová hmotnost:
338.27
EC Number:
204-187-1
UNSPSC Code:
85151701
NACRES:
NA.24
Colour Index Number:
75670
Beilstein/REAXYS Number:
317313

11 700,00 Kč

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grade

primary reference standard

form

powder

shelf life

limited shelf life, expiry date on the label

manufacturer/tradename

HWI

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

mp

>300 °C (lit.)

SMILES string

OC(C(O)=C1)=CC=C1C2=C(O)C(C3=C(O)C=C(O)C=C3O2)=O

InChI

1S/C15H10O7.2H2O/c16-7-4-10(19)12-11(5-7)22-15(14(21)13(12)20)6-1-2-8(17)9(18)3-6;;/h1-5,16-19,21H;2*1H2

InChI key

GMGIWEZSKCNYSW-UHFFFAOYSA-N

General description

Produced and qualified by HWI pharma services GmbH.
Exact content by quantitative NMR can be found on the certificate.

Application

Reference standard in the analysis of herbal medicinal products.

Biochem/physiol Actions

Quercetin dihydrate is a flavonoid with anticancer activity.
Quercetin dihydrate is a flavonoid with anticancer activity. Quercetin is a mitochondrial ATPase and phosphodiesterase inhibitor. It Inhibits PI3-kinase activity and slightly inhibits PIP kinase activity. Quercetin has antiproliferative effects on cancer cell lines, reduces cancer cell growth via type II estrogen receptors, and arrests human leukemic T cells in late G1 phase of the cell cycle.

Other Notes

This compound is commonly found in plants of the genus: allium angelica arnica carum echinacea eucalyptus ginkgo glycyrrhiza lycium pimpinella primula sambucus silybum

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Tato položka
PHL89263Y00010091592409
Quercetin dihydrate primary reference standard

00200595

Quercetin dihydrate

Quercetin dihydrate phyproof® Reference Substance

PHL89263

Quercetin dihydrate

Quercetin dihydrate European Pharmacopoeia (EP) Reference Standard

Y0001009

Quercetin dihydrate

Quercetin United States Pharmacopeia (USP) Reference Standard

USP

1592409

Quercetin

description

primary reference standard

description

phyproof® Reference Substance

description

European Pharmacopoeia (EP) Reference Standard

description

United States Pharmacopeia (USP) Reference Standard

grade

primary reference standard

grade

primary reference standard

grade

pharmaceutical primary standard

grade

pharmaceutical primary standard

manufacturer/tradename

HWI

manufacturer/tradename

PhytoLab

manufacturer/tradename

EDQM

manufacturer/tradename

USP

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

-

technique(s)

-

technique(s)

-

form

powder

form

powder

form

-

form

-

shelf life

limited shelf life, expiry date on the label

shelf life

-

shelf life

-

shelf life

-

mp

>300 °C (lit.)

mp

>300 °C (lit.)

mp

>300 °C (lit.)

mp

>300 °C (lit.)

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pictograms

Skull and crossbones
GHS06

signalword

Danger

Skladovací třída

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 1

Hazard Classifications

Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2

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Osvědčení o analýze (COA)

Lot/Batch Number

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Questions

  1. What is the solubility, PKa, LogP, molecular weight and maximum absorption of 00200595 quercetin?

    1 answer

    1. The molecular weight of Quercetin hydrate is 302.24, on an anhydrous basis. The water content must be considered and is variable from lot to lot. The solubility, pKa, LogP, and absorption maximum are not determined. According to Drugbank the solubility in water is 261 ug/mL, the acidic pKa is 6.38 and the basic pKa is -4, and the LogP is 1.81 (per ALOGPS) and 2.16 (per Chemaxon). The absorbance maximum is not listed.

      See the link below for further information from Drugbank:
      https://go.drugbank.com/drugs/DB04216

      See the publication below for additional information on absorbance of Quercetin:
      https://www.jocpr.com/articles/determination-of-quercetin-by-uv-spectroscopy-as-quality-control-parameter-in-herbal-plant-cocculus-hirsutus.pdf

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