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06856

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Duroquinone

Standard for quantitative NMR, TraceCERT®

Synonyme(s) :

2,3,5,6-Tetramethyl-1,4-benzoquinone, Tetramethyl-p-benzoquinone

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About This Item

Formule empirique (notation de Hill):
C10H12O2
Numéro CAS:
Poids moléculaire :
164.20
Numéro Beilstein :
1909128
Numéro CE :
Numéro MDL:
Code UNSPSC :
41116107
ID de substance PubChem :
Nomenclature NACRES :
NA.24

Qualité

Standard for quantitative NMR
certified reference material
TraceCERT®

Niveau de qualité

Description

qNMR Standard for organic solvents (2 ppm)

Gamme de produits

TraceCERT®

Durée de conservation

limited shelf life, expiry date on the label

Conditions de stockage

under inert gas (Argon)

Technique(s)

gas chromatography (GC): suitable
qNMR: suitable

Pf

110-112 °C (lit.)

Application(s)

cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care
pharmaceutical

Format

neat

Chaîne SMILES 

CC1=C(C)C(=O)C(C)=C(C)C1=O

InChI

1S/C10H12O2/c1-5-6(2)10(12)8(4)7(3)9(5)11/h1-4H3

Clé InChI

WAMKWBHYPYBEJY-UHFFFAOYSA-N

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Description générale

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST.
Certified content incl. uncertainty and expiry date are given on the label. Information about trace impurities are stated on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

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Autres remarques

Chemcial Shift: 2 ppm (chemical shifts may slightly vary depending on the experimental conditions)
Suitable NMR solvents: CDCl3

Produits recommandés

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Informations légales

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany

Code de la classe de stockage

13 - Non Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Certificats d'analyse (COA)

Lot/Batch Number

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Consulter la Bibliothèque de documents

Said H Audi et al.
American journal of physiology. Lung cellular and molecular physiology, 289(5), L788-L797 (2005-07-05)
NAD(P)H:quinone oxidoreductase 1 (NQO1) plays a dominant role in the reduction of the quinone compound 2,3,5,6-tetramethyl-1,4-benzoquinone (duroquinone, DQ) to durohydroquinone (DQH2) on passage through the rat lung. Exposure of adult rats to 85% O2 for > or =7 days stimulates
R A Rothery et al.
Biochemistry, 40(17), 5260-5268 (2001-04-25)
We have investigated the functional relationship between three of the prosthetic groups of Escherichia coli nitrate reductase A (NarGHI): the two hemes of the membrane anchor subunit (NarI) and the [3Fe-4S] cluster of the electron-transfer subunit (NarH). In two site-directed
J Maly et al.
Analytical and bioanalytical chemistry, 381(8), 1558-1567 (2005-04-12)
Mass transport of the bulk of the analyte to the electrode and through the bioactive layer can be significantly improved by use of the nanoelectrode array and defined arrangement of protein film. This phenomenon has been studied by (i) atomic-force
Marilyn P Merker et al.
American journal of physiology. Lung cellular and molecular physiology, 290(3), L607-L619 (2005-10-26)
The objective of this study was to examine the impact of chronic hyperoxic exposure (95% O2 for 48 h) on intact bovine pulmonary arterial endothelial cell redox metabolism of 2,3,5,6-tetramethyl-1,4-benzoquinone (duroquinone, DQ). DQ or durohydroquinone (DQH2) was added to normoxic
Xiao-Hui Duan et al.
The Journal of chemical physics, 120(21), 10025-10032 (2004-07-23)
Photoinduced electron transfer of the model system composed of vitamin E and duroquinone has been investigated using time-dependent density functional theory. Calculations for the excited states tell that the photoexcitation of the model system can directly yield the charge transfer

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