Toluene
CAS Number: 108-88-3
Chemical Name: Toluene
Chemical Formula: C₇H₈
Molecular Weight: 92.14 g/mol
Structure: Benzene ring with one methyl group (C₆H₅CH₃)
Appearance: Clear, colorless liquid
Odor: Sweet, pungent aroma
Solubility: Slightly soluble
Boiling Point: ~110.6°C (231°F)
Melting Point: -95°C (-139°F)
Density: 0.87 g/cm³
Flash Point: 4°C (39°F)
Vapor Pressure: ~22 mmHg at 20°C
Application in areas:
- Paints & Coatings
- Solvent in lacquers, thinners, and spray paints
- Adhesives
- Carrier solvent in glues and adhesives
- Printing
- Used in printing inks and related formulations
- Chemical Manufacturing
- Raw material in production of benzene, xylene, TDI, benzoic acid, etc
- Automotive
- Component in octane boosters for gasoline blends
- Laboratory
- Reagent and solvent in organic synthesis
- Cleaning
- Degreasing agent and solvent for oils and resins
Safety & Handling:
- Flammability: Highly flammable – keep away from heat and sparks
- Health Hazards: Inhalation may cause dizziness, nausea, or CNS depression
- Chronic Exposure: Can affect liver, kidneys, and nervous system with prolonged exposure
- Environmental: Toxic to aquatic life – avoid release into waterways
- PPE Required: Use in well-ventilated areas, with gloves, goggles, and respiratory protection
Alternatives (Less Hazardous Solvents):
- Ethyl Acetate
- Isopropyl Alcohol
- Methyl Ethyl Ketone (MEK) (similar volatility but also flammable)
- D-Limonene (for greener/biodegradable options)
Toluene is usually mixed with other solvents and chemicals, such as paint pigments
Packaging: Bulk, Drum