8.05890

Mesitylene

Technipur^®, for synthesis

• Synonym(s): 1,3,5-Trimethylbenzene
• Linear Formula: C₆H₃(CH₃)₃
• CAS Number: 108-67-8
• Molecular Weight: 120.19
• Beilstein: 906806
• MDL number: MFCD00008538
• UNSPSC Code: 12352100
• NACRES: NA.22

Properties

• grade: for synthesis
• Quality Level: 200
• vapor density: 4.1 (vs air)
• vapor pressure: 14 mmHg ( 55 °C); 2.49 mmHg ( 25 °C); 2.8 hPa ( 20 °C)
• autoignition temp.: 1022 °F
• expl. lim.: 0.88-6.1 %, 100 °F
• refractive index: n20/D 1.499 (lit.)
• bp: 163-166 °C (lit.)
• mp: −45 °C (lit.)
• density: 0.864 g/mL at 25 °C (lit.)
• SMILES string: Cc1cc(C)cc(C)c1
• InChI: 1S/C9H12/c1-7-4-8(2)6-9(3)5-7/h4-6H,1-3H3
• InChI key: AUHZEENZYGFFBQ-UHFFFAOYSA-N

Description

General description

Mesitylene is a methyl-substituted benzene hydrocarbon, a specialty solvent used for research and industrial applications. Derivatives of mesitylene are used as colorant precursors to prepare organic dye intermediates such as 2,4,6-trimethylaniline.

Application

• Mesitylene is used as a:
• building block to manufacture antioxidants, plasticizers, rubber, adhesives, etc.
• ligand in organometallic reactions
• developer for photo patternable silicones
• precursor to prepare a variety of fine chemicals

Legal Information

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

Safety Information

• Pictograms: GHS02,GHS07,GHS08,GHS09
• Signal Word: Danger
• Hazard Statements: H226 - H304 - H315 - H332 - H335 - H411
• Precautionary Statements: P210 - P273 - P301 + P310 - P303 + P361 + P353 - P304 + P340 + P312 - P331
• Hazard Classifications: Acute Tox. 4 Inhalation - Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 122.0 °F
• Flash Point(C): 50 °C