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Isopropanol
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Category:
Specialty Chemicals
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Product Profile
Isopropanol (2-Propanol)
CAS No.: 67-63-0
Synonyms / IUPAC Name: Isopropanol, 2-Propanol, Propan-2-ol
Physicochemical Properties (Typical)
- Appearance: Colorless, clear liquid
- Odor: Characteristic alcoholic / rubbing-alcohol odor
- Molecular Formula: C₃H₈O
- Molecular Weight: ~60.10 g/mol
- Melting / Freezing Point: ~ –89 to –88.5 °C
- Boiling Point: ~82.4 – 82.6 °C
- Density (20 °C): ~0.785 – 0.786 g/cm³
- Vapor Pressure (20 °C): ~33 mmHg
- Flash Point (closed cup): ~11.7 – 12 °C
- Autoignition Temperature: ~455 – 460 °C
- Explosive / Flammable Limits (in air, v/v): ~2.0% to ~12.7%
- Refractive Index (n²⁰ᴰ): ~1.377 – 1.378
- Viscosity: ~2.4 cP at 20 °C
- Solubility: Completely miscible with water; miscible with ethanol, ether, chloroform, acetone, etc.
Purity & Quality Standards
- Purity (GC or equivalent): ≥99.0%
- Water / Moisture Content: ≤0.2 – 0.5%
- Free Acid Content: ≤0.002%
- Non-volatile Residue: ≤0.005%
- Heavy Metals: ≤0.001%
- Analytical Methods: Gas chromatography, spectroscopy, titration
- Documentation: COA and SDS supplied
Applications / Uses
- Solvent in coatings, inks, adhesives, detergents, and cleaning agents
- Intermediate in chemical synthesis
- Disinfectant, antiseptic, cleaning solvent
- Ingredient in cosmetics, pharmaceuticals, personal care
- Laboratory reagent, sample preparation, extraction
Safety & Handling
- Hazard Class: Highly flammable liquid, Class 3
- Health Effects: Irritating to eyes, skin, and respiratory system; high inhalation exposure may depress the CNS
- Exposure Limits: OSHA / ACGIH TWA 400 ppm, STEL ~500 ppm, IDLH 2,000 ppm
- Precautions: Use in well-ventilated area; wear gloves, goggles; use explosion-proof equipment
- Fire & Explosion: Vapor heavier than air, may travel to ignition sources; avoid sparks/open flame
- Incompatibilities: Strong oxidizers, acids, bases, halogens
- First Aid: Inhalation - fresh air; Skin - wash with water; Eyes - rinse for several minutes; Ingestion - seek medical attention
Packaging & Storage
- Packaging: Sealed, compatible containers (metal drums, lined steel, or solvent-resistant)
- Storage Conditions: Cool, dry, well-ventilated area away from heat, ignition, and sunlight
- Container Closure: Keep tightly sealed
- Shelf Life: 12–24 months under proper storage