45935

1,2,3-Trimethylbenzene

analytical standard

• Synonym(s): Hemellitol
• Linear Formula: C₆H₃(CH₃)₃
• CAS Number: 526-73-8
• Molecular Weight: 120.19
• NACRES: NA.24
• PubChem Substance ID: 329757018
• eCl@ss: 39011402
• UNSPSC Code: 41116107
• EC Number: 208-394-8
• MDL number: MFCD00008520
• Beilstein/REAXYS Number: 1903410

Properties

• grade: analytical standard
• Quality Segment: 100
• vapor density: 4.15 (vs air)
• vapor pressure: 3.4 mmHg ( 37.7 °C)
• autoignition temp.: 878 °F
• shelf life: limited shelf life, expiry date on the label
• technique(s): HPLC: suitable, gas chromatography (GC): suitable
• refractive index: n20/D 1.513 (lit.)
• bp: 175-176 °C (lit.)
• mp: −25 °C (lit.)
• density: 0.894 g/mL at 25 °C (lit.)
• application(s): environmental
• format: neat
• SMILES string: Cc1cccc(C)c1C
• InChI: 1S/C9H12/c1-7-5-4-6-8(2)9(7)3/h4-6H,1-3H3
• InChI key: FYGHSUNMUKGBRK-UHFFFAOYSA-N

Description

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Other Notes

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

Safety Information

• pictograms: GHS02,GHS07
• signalword: Warning
• hcodes: H226,H315,H319,H335
• pcodes: P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 3 - Flammable liquids
• wgk: WGK 3
• flash_point_f: 127.4 °F - closed cup
• flash_point_c: 53 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter