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1592409

USP

Kwercetyna

United States Pharmacopeia (USP) Reference Standard

Synonim(y):

Quercetin dihydrate, 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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Do Państwa/SKUDostępnośćCena netto
200 mg

Dostępne do wysyłki DZISIAJzSchnelldorf Distribution

1840,00 zł

Informacje o tej pozycji

Wzór empiryczny (zapis Hilla):
C15H10O7 · 2H2O
Numer CAS:
Masa cząsteczkowa:
338.27
MDL number:
NACRES:
NA.24
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
317313
Colour Index Number:
75670

1840,00 zł


Dostępne do wysyłki DZISIAJSzczegóły


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grade

pharmaceutical primary standard

agency

USP

API family

quercetin

manufacturer/tradename

USP

mp

>300 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

−20°C

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

Find answers to frequently asked questions on USP products in USP FAQs.
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Quercetin USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.
Also, for use with USP monographs such as:
  • Cranberry Fruit Juice Dry Extract
  • Japanese Sophora Flower
  • Japanese Sophora Flower Powder
  • Japanese Sophora Flower Bud
  • Japanese Sophora Flower Dry Extract
  • Cranberry Fruit Juice Dry Extract Capsules
  • Rutin

Biochem/physiol Actions

Dwuwodzian kwercetyny jest flawonoidem o działaniu przeciwnowotworowym.
Dwuwodzian kwercetyny jest flawonoidem o działaniu przeciwnowotworowym. Kwercetyna jest inhibitorem mitochondrialnej ATPazy i fosfodiesterazy. Hamuje aktywność kinazy PI3 i nieznacznie hamuje aktywność kinazy PIP. Kwercetyna ma działanie antyproliferacyjne na linie komórek nowotworowych, zmniejsza wzrost komórek nowotworowych poprzez receptory estrogenowe typu II i zatrzymuje ludzkie białaczkowe komórki T w późnej fazie G1 cyklu komórkowego.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.
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PHL89262Q4951PHR1488
Kwercetyna United States Pharmacopeia (USP) Reference Standard

USP

1592409

Kwercetyna

Quercetin phyproof® Reference Substance

PHL89262

Quercetin

description

United States Pharmacopeia (USP) Reference Standard

description

phyproof® Reference Substance

description

≥95% (HPLC), solid

description

Pharmaceutical Secondary Standard; Certified Reference Material

grade

pharmaceutical primary standard

grade

primary reference standard

grade

-

grade

pharmaceutical secondary standard, certified reference material

manufacturer/tradename

USP

manufacturer/tradename

PhytoLab

manufacturer/tradename

-

manufacturer/tradename

-

format

neat

format

neat

format

-

format

neat

application(s)

pharmaceutical (small molecule)

application(s)

food and beverages

application(s)

-

application(s)

pharmaceutical (small molecule)

storage temp.

−20°C

storage temp.

-

storage temp.

room temp

storage temp.

-10 to -25°C

mp

>300 °C (lit.)

mp

-

mp

316.5 °C

mp

-


pictograms

Skull and crossbones

signalword

Danger

Hazard Classifications

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

Klasa składowania

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

wgk

WGK 1



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Questions

1–3 of 3 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

  3. Is the product Quercetin (1592409) is soluble in water or DMSO?

    1 answer
    1. Solubility information for this item is not provided. As it is a USP reference standard, inquiries about it should be directed to USP.

      Helpful?

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