Acetone

   CAS No.: 67-64-1
   Synonyms / IUPAC Name: Acetone; 2-Propanone; Dimethyl ketone
   Molecular Formula: C₃H₆O
   Molecular Weight: 58.08 g/mol

Physicochemical Properties (Typical)

• Appearance: Colorless, clear liquid
• Odor: Distinct sweet/fruity solvent odor
• Melting / Freezing Point: Approximately −94.7 °C
• Boiling Point: Approximately 56.0–56.5 °C
• Density (25 °C): Approx. 0.7845–0.79 g/cm³
• Solubility: Completely miscible with water and many organic solvents
• Flash Point (closed cup): Approximately −20 °C to −18 °C
• Explosive / Flammable Limits (in air): Lower ~2.5% v/v, Upper ~12.8% v/v
• Refractive Index (n²⁰ᴰ): Approx. 1.3588–1.359
• Vapor Density (air = 1): Approx. 2.0

Purity & Quality Standards

• Purity: Typically ≥ 99.0% for high-grade solvent applications
• Moisture and non-volatile impurities: Tightly controlled
• Analytical methods: Gas chromatography and spectroscopic verification
• Documentation: Certificate of Analysis (COA) and Safety Data Sheet (SDS) provided

Applications / Uses

• Organic solvent in coatings, varnishes, adhesives, inks, and cleaning formulations
• Intermediate in synthesis of methyl methacrylate, bisphenol A, and other specialty chemicals
• Degreaser, nail-polish remover, and laboratory reagent
• Used in extraction, formulation, and general chemical processing

Safety & Handling

• Hazard Classification: Highly flammable liquid and vapour
• Health Hazards:
• Inhalation may cause dizziness, headache, or CNS depression
• Eye contact causes severe irritation; skin contact may cause dryness or cracking
• Precautions:
• Use in well-ventilated areas; avoid ignition sources, sparks, and open flames
• Ground and bond containers during transfer; use non-sparking equipment
• Wear protective gloves, eye protection, and suitable apparel
• Incompatibilities: Strong oxidizers, acids, alkalis, and ignition sources
• First Aid:
• Inhalation: Move to fresh air and keep comfortable for breathing
• Skin: Wash thoroughly with water and soap
• Eyes: Rinse cautiously with water for several minutes
• Ingestion: Do not induce vomiting; seek medical attention

Packaging & Storage

• Packaging: Sealed containers compatible with flammable solvents (e.g., lined metal drums)
• Storage Conditions: Cool (<30 °C), dry, well-ventilated area away from sunlight, heat, and ignition sources
• Container Closure: Keep tightly closed to prevent vapour loss and contamination
• Shelf Life: Typically 12–24 months under recommended storage conditions