1,2,4,5-Tetramethylbenzene
SIAL/74658 - qNMR standard, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
Synonym: Durene; 1,2,4,5-
CAS Number: 95-93-2
Empirical Formula (Hill Notation): C10H14
Molecular Weight: 134.22
EC Number: 202-465-7
MDL Number: MFCD00008528
Linear Formula: C6H2(CH3)4
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 74658-1G
| application(s) | cleaning products cosmetics environmental flavors and fragrances food and beverages personal care pharmaceutical |
| density | 0.838 g/mL at 25 °C (lit.) |
| description | qNMR Standard for organic solvents (6.9 ppm / 2.2 ppm) |
| format | neat |
| grade | TraceCERT® |
| certified reference material | |
| InChI | 1S/C10H14/c1-7-5-9(3)10(4 |
| InChI key | SQNZJJAZBFDUTD-UHFFFAOYSA |
| manufacturer/tradename | Manufactured by: Sigma-Aldrich Production GmbH, Switzerland |
| mp | 76-80 °C (lit.) |
| Quality Level | 300  |
| shelf life | limited shelf life, expiry date on the label |
| SMILES string | Cc1cc(C)c(C)cc1C |
| technique(s) | gas chromatography (GC): suitable |
| vapor density | 4.6 (vs air) |
| vapor pressure | 160 mmHg ( 140 °C) |
| 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. Check out our entire range of quantitative NMR standards (qNMR standards) |
| General description: | This certified reference material (CRM) is produced in accordance with ISO 17034 and characterized in accordance with ISO/IEC 17025. This CRM is traceable to SI unit kg and measured against primary material from a National Metrology Institute (NMI), e.g. NIST. Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.Search & download your certificate here. |
| Legal Information: | TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany |
| Other Notes: | Chemcial Shift: 2.3 + 7.0 ppm (chemical shifts may slightly vary depending on the experimental conditions) Suitable NMR solvents: CDCl3 |
| Other Notes: | 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 . |
| Symbol |   GHS02,GHS09 |
| Signal word | Danger |
| Hazard statements | H228 - H410 |
| Precautionary statements | P210 - P240 - P241 - P273 - P280 - P370 + P378 |
| Hazard Codes | F |
| Risk Statements | 11-53 |
| RIDADR | UN1325 - class 4.1 - PG 2 - Flammable solids, organic, n.o.s., H |
| WGK Germany | WGK 1 |
| Flash Point(F) | 165.2 °F |
| Flash Point(C) | 74 °C |
| mp | 76-80 °C (lit.) |
| Density | 0.838 g/mL at 25 °C (lit.) |
| UNSPSC | 41116107 |