74658

1,2,4,5-Tetramethyl-benzol

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

• Synonym(e): Durol, 1,2,4,5-Tetramethylbenzol
• Lineare Formel: C₆H₂(CH₃)₄
• CAS-Nummer: 95-93-2
• Molekulargewicht: 134.22
• Beilstein: 1903393
• EG-Nummer: 202-465-7
• MDL-Nummer: MFCD00008528
• UNSPSC-Code: 41116107
• eCl@ss: 39011404
• PubChem Substanz-ID: 329765774
• NACRES: NA.24

Eigenschaften

• Qualität: Standard for quantitative NMR; certified reference material; TraceCERT^®
• Qualitätsniveau: 300
• Dampfdichte: 4.6 (vs air)
• Dampfdruck: 160 mmHg ( 140 °C)
• Beschreibung: qNMR Standard for organic solvents (6.9 ppm / 2.2 ppm)
• Haltbarkeit: limited shelf life, expiry date on the label
• Hersteller/Markenname: Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
• Methode(n): gas chromatography (GC): suitable; qNMR: suitable ((standard)); qNMR: suitable
• mp (Schmelzpunkt): 76-80 °C (lit.)
• Dichte: 0.838 g/mL at 25 °C (lit.)
• Anwendung(en): 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
• InChIKey: SQNZJJAZBFDUTD-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

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)

Sonstige Hinweise

Chemische Verschiebung: 2.3 + 7.0 ppm (chemische Verschiebungen können in Abhängigkeit von den experimentellen Bedingungen leicht variieren)
Geeignetes NMR-Lösungsmittel: CDCl₃

Empfohlene Produkte

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Rechtliche Hinweise

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

Sicherheitshinweise

• Piktogramme: GHS02,GHS09
• Signalwort: Danger
• H-Sätze: H228,H410
• P-Sätze: P210 - P240 - P241 - P273 - P280 - P370 + P378
• Gefahreneinstufungen: Aquatic Acute 1 - Aquatic Chronic 1 - Flam. Sol. 1
• Lagerklassenschlüssel: 4.1B - Flammable solid hazardous materials
• WGK: WGK 1
• Flammpunkt (°F): 165.2 °F - closed cup
• Flammpunkt (°C): 74 °C - closed cup