CAS 108-10-1 Methyl isobutyl ketone (MIBK) is an oxygenated solvent with a low odour. The clear, colourless liquid has a low flash point and specific gravity of 0.8. It is stable at room temperature and pressure. MIBK Chemical is soluble in polar and non-polar organic solvents, making it perfect for use in reducer formulations and coatings. It also evaporates slowly, ensuring a premium gloss finish in coatings.
CAS 108-10-1 Methyl Isobutyl Ketone (MIBK) - Features
- A low flash point, branched-chain, oxygenated solvent with a characteristic odour. MIBK is a versatile ketone suitable for acrylic coatings and specialty chemical formulations.
- A flammable solvent soluble in alcohol and hydrocarbons.
- Solubility – MIBK is soluble in polar and non-polar organic solvents making it an ideal component in coating thinner and reducer formulations.
- MIBK will effect a slower evaporation rate for a premium gloss finish.


CAS 108-10-1 Methyl Isobutyl Ketone (MIBK) - Uses
Solvent: Methyl Isobutyl Ketone (MIBK) is commonly used as a solvent in paints, varnishes, and coatings.
Chemical Intermediate: MIBK Chemical is used in the synthesis of various chemical compounds, including plastics and rubber.
Degreasing Agent: Methyl Isobutyl Ketone (MIBK) is effective for removing grease and oil from metal surfaces.
CAS 108-10-1 Methyl Isobutyl Ketone (MIBK) - Hazards
| Hazard | Details |
|---|---|
| Flammability | Highly flammable liquid and vapor |
| Health Hazards | Can cause irritation to eyes, skin, and respiratory tract; prolonged exposure may affect the central nervous system |
| Environmental | Toxic to aquatic organisms; avoid release to water bodies |
| PPE | Use gloves, goggles, and proper ventilation |
| Storage | Store in cool, well-ventilated area, away from heat, sparks, and oxidizers |
| Exposure Limits | OSHA PEL: 100 ppm (TWA); ACGIH TLV: 50 ppm (TWA) |
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