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Safety Information

06856

Supelco

Duroquinone

Standard for quantitative NMR, TraceCERT®

Synonym(s):

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

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About This Item

Empirical Formula (Hill Notation):
C10H12O2
CAS Number:
527-17-3
Molecular Weight:
164.20
Beilstein:
1909128
EC Number:
208-409-8
MDL number:
MFCD00001604
UNSPSC Code:
41116107
PubChem Substance ID:
329748289
NACRES:
NA.24

grade

Standard for quantitative NMR
certified reference material
TraceCERT®

Quality Level

300

description

qNMR Standard for organic solvents (2 ppm)

product line

TraceCERT®

shelf life

limited shelf life, expiry date on the label

storage condition

under inert gas (Argon)

technique(s)

gas chromatography (GC): suitable
qNMR: suitable

mp

110-112 °C (lit.)

application(s)

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

format

neat

SMILES string

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

InChI key

WAMKWBHYPYBEJY-UHFFFAOYSA-N

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General description

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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Other Notes

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

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Legal Information

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

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

06856-VAR:
06856-BULK:
06856-1G:
06856-5G:

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Certificates of Analysis (COA)

Lot/Batch Number
BCCC0550
BCBR5528V
BCBJ5855V
BCBD0230V
BCBD0230

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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
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
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
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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