This Mesitylene, available in a 500 mL container, is classified as a solvent for synthesis. It belongs to the hydrocarbon family, specifically aromatic hydrocarbons, with a molecular weight of 120.19 g/mol. The substance is identified by its CAS Number, 108-67-8. In the workplace, it carries several warnings, including the prohibition of open flames, no admittance for unauthorized persons, and the use of safety goggles and gloves. A recommended indicative occupational exposure limit value for the European Union is set at 8 hours limit value: 100 mg/m3 (20 ppm).

• CAS Number: 108-67-8
• Molecular Formula: C9H12
• Molecular Weight: 120.19
• Exact Mass: 120.093900383
• Boiling Point: 329 °F at 760 mmHg (NIOSH, 2024)
• Melting Point: -49 °F (NIOSH, 2024)
• Density: 1.006 AT 20 °C (AIR = 1)
• GHS Signal Word: Warning
• Hazard Statements:
• H226: Flammable liquid and vapor [Warning Flammable liquids]