Formula: | C₉H₁₈O |
CAS Number: | 108-83-8 |
EC Number (EINECS): | 203-620-1 |
HS Code: | 29141990 |
UN Number: | 1159 |
IUPAC Name: | 2,6-Dimethyl-4-heptanone |
Also Known As: | DIBK; Isovalerone |
Molecular Weight, g/mol: | 142.24 |
Appearance: | Clear, colorless liquid |
Odor: | Mild, sweet odor |
Melting Point, °C: | -41 |
Boiling Point, °C: | 169–171 |
Density, g/cm³ (at 20°C): | 0.802–0.805 |
Flash Point, °C: | 56 (closed cup) |
Refractive Index (20°C): | 1.419–1.421 |
Purity, %: | ≥99.0 |
Grades Available: | Industrial, Technical, Solvent Grade |
Packaging: | 165kg drums, 190kg steel drums, bulk ISO tanks |
Primary Applications
High-boiling, slow-evaporating solvent for paints, coatings, and varnishes
Widely used in lacquers, thinners, and industrial cleaning formulations
Solvent in adhesives, sealants, and inks
Secondary Applications
Used as extractant in rare earth metal processing
Component in solvent blends for high-solids coatings
Plasticizer intermediate in polymer industries
End Industries Served: Paints & Coatings, Inks, Adhesives, Sealants, Chemical Processing, Cleaning, Polymers, Metal Extraction
Hazard Class (GHS): Flammable liquid (Category 3), Eye Irritation (Category 2), Specific Target Organ Toxicity – single exposure (Category 3)
Hazard Statements (H-Codes):
H226: Flammable liquid and vapor
H319: Causes serious eye irritation
H335: May cause respiratory irritation
Precautionary Statements (P-Codes):
P210: Keep away from heat, sparks, open flames
P280: Wear protective gloves/eye protection
P303 + P361 + P353: IF ON SKIN – remove contaminated clothing, rinse skin with water
P305 + P351 + P338: IF IN EYES – rinse cautiously with water, remove contact lenses if present
Storage Conditions
Store in a cool, well-ventilated area
Keep container tightly closed
Ground and bond containers when transferring
Transport Information
ADR/RID: Class 3, UN1159, PG III
IMDG: Class 3, UN1159, PG III
IATA: Class 3, UN1159, PG III
REACH Status (EU): Registered
TSCA (USA): Listed
ISO Certification: Available on request (ISO 9001 for manufacturing grade)
Country Standards: Complies with EU, US, and international solvent specifications