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Merck
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74658

Supelco

1,2,4,5-Tetramethylbenzene

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

동의어(들):

Durene, 1,2,4,5-Tetramethylbenzene

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About This Item

Linear Formula:
C6H2(CH3)4
CAS Number:
Molecular Weight:
134.22
Beilstein:
1903393
EC Number:
MDL number:
UNSPSC 코드:
41116107
eCl@ss:
39011404
PubChem Substance ID:
NACRES:
NA.24

Grade

Standard for quantitative NMR
certified reference material

Quality Level

vapor density

4.6 (vs air)

vapor pressure

160 mmHg ( 140 °C)

설명

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

grade

TraceCERT®

유통기한

limited shelf life, expiry date on the label

제조업체/상표

Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

기술

gas chromatography (GC): suitable
qNMR: suitable

mp

76-80 °C (lit.)

density

0.838 g/mL at 25 °C (lit.)

응용 분야

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

형식

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

유사한 제품을 찾으십니까? 방문 제품 비교 안내

일반 설명

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)

애플리케이션


  • OH-initiated Degradation of 1,2,4,5-Tetramethylbenzene: Research on the environmental behavior of 1,2,4,5-tetramethylbenzene highlights its degradation mechanisms and kinetics when exposed to OH radicals, underscoring its impact on air quality and potential ecological risks. This study is essential for environmental monitoring and management strategies involving aromatic hydrocarbons (Zhao et al., 2022).

  • Low-Temperature Curing of Liquid Polybutadiene Using Nitrile Oxide: This study explores the application of 1,2,4,5-tetramethylbenzene in enhancing the curing process of liquid polybutadiene at low temperatures, illustrating its role as an effective solvent in the synthesis of polymers. Such applications are crucial for the development of advanced materials with improved performance characteristics (Li and Wang, 2022).

  • Hygroscopic Properties of Calibration Standards for NMR Spectroscopy: 1,2,4,5-Tetramethylbenzene′s utility in nuclear magnetic resonance (NMR) spectroscopy as a calibration standard is detailed, focusing on its hygroscopic tendencies which affect the accuracy of quantitative analyses. This is vital for ensuring the reliability and precision of chemical measurements in research and industrial applications (Suiter and Widegren, 2021).

  • Novel Sampling Strategy for Alive Animal Volatolome Extraction: The compound′s use in gas chromatography-mass spectrometry (GC-MS) based untargeted metabolomics for identifying pheromones in animal studies showcases its applicability in complex biological analyses, which is significant for advancements in veterinary and behavioral sciences (Lacalle-Bergeron et al., 2021).

  • Microbial Degradation of Aromatic Hydrocarbons: The research on microbial degradation pathways of mobile aromatic hydrocarbons including 1,2,4,5-tetramethylbenzene provides insights into environmental remediation techniques. This is especially relevant for the biodegradation processes necessary for reducing pollution from dense non-aqueous phase liquids (DNAPLs) (Van Leeuwen et al., 2020).

기타 정보

Chemcial Shift: 2.3 + 7.0 ppm (chemical shifts may slightly vary depending on the experimental conditions)
Suitable NMR solvents: CDCl3

추천 제품

Find a digital Reference Material for this product availableon our online platform ChemisTwin® for NMR. You can use thisdigital equivalent on ChemisTwin® for your sample identityconfirmation and compound quantification (with digital external standard). AnNMR spectrum of this substance can be viewed and an online comparison againstyour sample can be performed with a few mouseclicks. Learn more here and start your free trial.

법적 정보

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

픽토그램

FlameEnvironment

신호어

Danger

유해 및 위험 성명서

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 - closed cup

Flash Point (°C)

74 °C - closed cup


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Lot/Batch Number

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이 제품을 이미 가지고 계십니까?

문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

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
A Pawlukojć et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 63(3), 766-773 (2005-08-16)
The results of inelastic neutron scattering (INS), Raman and infrared (IR) studies on 1,2,4,5-tetramethylbenzene (durene), tetramethylpyrazine (TMP) and tetramethyl-1,4-benzoquinone (TMBQ) in the solid state are reported. The observed frequencies are analyzed on the basis of DFT calculations. The low frequency
A Leonardi et al.
Il Farmaco; edizione scientifica, 36(8), 711-720 (1981-08-01)
A series of N-[(2,3,4,6-tetramethylbenzoyl)alkyl]imidazoles and of N-([beta-(2,3,5,6-tetramethylphenyl)-beta-hydroxy]ethyl)imidazoles has been synthesized. All compounds were tested in mice for anticonvulsant activity against electroshock and pentylenetetrazole convulsions. These durene-derivatives showed good activity, whereas the corresponding benzene-derivatives were inactive.
S David et al.
Journal of inorganic biochemistry, 28(2-3), 125-135 (1986-10-01)
Solution equilibria are presented for in situ reactions of the type FeII(porp) + B----FeII(porp)B, where porp represents the dianion of some durene-capped porphyrins with variable length linking methylene straps, and B is 1-methyl, 1,2-dimethyl, or 1,5-dicyclohexylimidazole. Increasing distortion of the
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

문서

The signal ratio of two different protons can be measured with tremendous precision, which enables the generation of certified reference materials for use as qNMR standards.

프로토콜

-Xylene; Nonane; Propylbenzene; Mesitylene; 1,2,4-Trimethylbenzene; 1,2,3-Trimethylbenzene; 1,3-Diethylbenzene; 1,4-Dimethyl-2-ethylbenzene; 1,2-Dimethyl-4-ethylbenzene; Durene; 1,2,3,5-Tetramethylbenzene; 1,2,3,5-Tetramethylbenzene; 2-Methylnaphthalene (β)

GC Analysis of Hydrocarbons in Gasoline on Petrocol® DH, Isothermal

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