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74658

Supelco

1,2,4,5-Tetramethylbenzene

Standard for quantitative NMR, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

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Synonym(s):
Durene, 1,2,4,5-Tetramethylbenzene
Linear Formula:
C6H2(CH3)4
CAS Number:
95-93-2
Molecular Weight:
134.22
Beilstein:
1903393
EC Number:
202-465-7
MDL number:
MFCD00008528
eCl@ss:
39011404
PubChem Substance ID:
329765774
NACRES:
NA.24

grade

Standard for quantitative NMR
certified reference material
TraceCERT®

Quality Level

300

vapor density

4.6 (vs air)

vapor pressure

160 mmHg ( 140 °C)

description

qNMR Standard for organic solvents (6.9 ppm / 2.2 ppm)

shelf life

limited shelf life, expiry date on the label

manufacturer/tradename

Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

technique(s)

gas chromatography (GC): suitable
qNMR: suitable

mp

76-80 °C (lit.)

density

0.838 g/mL at 25 °C (lit.)

application(s)

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

format

neat

SMILES string

Cc1cc(C)c(C)cc1C

InChI

1S/C10H14/c1-7-5-9(3)10(4)6-8(7)2/h5-6H,1-4H3

InChI key

SQNZJJAZBFDUTD-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 primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

Check out our entire range of quantitative NMR standards (qNMR standards)

Other Notes

Chemcial Shift: 2.3 + 7.0 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

Pictograms

FlameEnvironment
GHS02,GHS09

Signal Word

Danger

Hazard Statements

H228 - H410

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Flam. Sol. 1

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 1

Flash Point(F)

165.2 °F

Flash Point(C)

74 °C

Regulatory Information

危险化学品

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Elin Rönnberg et al.
Immunology, 143(2), 155-163 (2014-04-03)
Staphylococcus aureus is a major pathogen that can cause a broad spectrum of serious infections including skin infections, pneumonia and sepsis. Peritoneal mast cells have been implicated in the host response towards various bacterial insults and to provide mechanistic insight
M Mozzati et al.
Oral diseases, 20(8), 809-814 (2013-12-18)
The intravenous injection of bisphosphonates, currently used for osteoporosis, myeloma, or bone metastases, can cause ONJ especially in consequence of trauma. To avoid trauma during bisphosphonate treatment, preventive oral surgery is recommended. The research aimed to evidence whether inflammatory and
D Nardi et al.
Il Farmaco; edizione scientifica, 34(9), 789-801 (1979-09-01)
A series of substituted 2-(2,3,5,6-tetramethylbenzyl)imidazolines and related compounds have been synthesized to study the steric and hydrophobic effects on the vasoactivity of the introduction of four methyl groups on the phenyl moiety. The 2-(2,3,5,6-tetramethylbenzyl)imidazoline (I) showed a high hypertensive activity
J-B Ramond et al.
Letters in applied microbiology, 60(4), 359-366 (2014-12-17)
Normalization is a procedure classically employed to detect rare sequences in cellular expression profiles (i.e. cDNA libraries). Here, we present a normalization protocol involving the direct treatment of extracted environmental metagenomic DNA with S1 nuclease, referred to as normalization of
D Reichert et al.
Solid state nuclear magnetic resonance, 13(3), 137-148 (1999-02-19)
One- (1-D) and two-dimensional (2-D) carbon-13 NMR exchange measurements in powder samples of isotopically normal durene under magic angle spinning (MAS) are reported. The experiments include rotor synchronized 2-D exchange (RS2DE), 1-D magnetization transfer (MT) and time reverse ODESSA (tr-ODESSA).
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