Product Name: N-Hexyl Methacrylate
Chemical Formula: C10H18O2
Synonyms: 2-Propenoic acid, 2-methyl-, hexyl ester; Hexyl 2-methyl-2-propenoate
CAS Number: 142-22-3
Manufacturer: Information found on the product label; leading chemical suppliers usually provide this
Recommended Use: Monomer for polymer synthesis, co-polymerization agent
Emergency Contact: Refer to company emergency phone on label or section 1 of manufacturer's MSDS
Address: Specific to supplier or manufacturer
Classification: Flammable liquid, Skin irritant, Eye irritant
Hazard Pictograms: Flame, Exclamation mark
Signal Word: Warning
Hazard Statements: May cause skin irritation, Serious eye irritation, Flammable liquid and vapor
Precautionary Statements: Avoid all flames and heat, Wear gloves and eye protection, Wash skin after handling, Store locked up
Routes of Exposure: Skin, eyes, inhalation
Chemical: N-Hexyl Methacrylate
Concentration: ≥98%
Impurities: Traces of inhibitors (usually hydroquinone, <1%)
Other Components: None significant
Eye Contact: Flush eyes gently with lots of water; keep eyelids open. Remove contact lenses if present. Seek medical attention if irritation persists.
Skin Contact: Remove contaminated clothing. Rinse skin well with soap and water. Seek medical help if skin reaction develops.
Inhalation: Move to area with fresh air. Facilitate breathing. If symptoms such as coughing or shortness of breath persist, see a doctor.
Ingestion: Rinse mouth, do not induce vomiting. Contact poison center or a physician.
Symptoms: Redness, irritation of eyes and skin, coughing, headache
Suitable Extinguishing Media: Dry chemical, CO2, alcohol foam, water spray
Special Hazards: Vapors can form explosive mixtures with air, dense smoke, carbon monoxide, carbon dioxide possible under combustion
Protective Equipment for Firefighters: Full protective clothing, self-contained breathing apparatus
Specific Methods: Cool exposed containers with water spray, avoid inhaling fumes
Fire Hazards: Leaks can flow along surfaces to ignition sources
Personal Precautions: Use chemical-resistant gloves, goggles, protective clothing, and respirator if ventilation is poor
Environmental Precautions: Prevent spill from entering sewers or waterways; alert authorities if this happens
Clean-up Methods: Stop leak safely, absorb with sand or inert material, gather in containers for disposal, ventilate area
Spill Size Response: Evacuate the area if large spills, isolate from ignition sources
Handling Conditions: Ground and bond containers. Do not eat, drink, or smoke during use. Use only in well-ventilated places.
Storage Requirements: Keep tightly closed in original, labeled container. Store in cool, dry, well-ventilated area away from heat or flame.
Incompatible Materials: Strong oxidizing agents, acids, bases, peroxides
Precautions: Regularly check for polymerization inhibitors in open containers
Occupational Exposure Limits: Not established for N-Hexyl Methacrylate
Engineering Controls: Local ventilation, explosion-proof electrical equipment
Personal Protective Equipment: Nitrile gloves, splash-proof goggles, protective clothing, organic vapor respirator in low ventilation settings
Hygiene Measures: Wash after handling, launder contaminated clothing before reuse
Appearance: Colorless liquid
Odor: Faint, ester-like
Boiling Point: 200 – 210 °C
Melting Point: -56 °C
Flash Point: 85 °C (closed cup)
Vapor Pressure: 0.33 mmHg at 25 °C
Solubility: Insoluble in water; mixes with most organic solvents
Density: 0.887 g/cm³ at 20 °C
Viscosity: 3.1 mPa.s at 20 °C
Autoignition Temperature: 250 °C
Partition Coefficient (log Kow): Estimated around 4.2
Chemical Stability: Stable under recommended use and storage
Hazardous Polymerization: May occur without inhibitor, with heat or contaminant exposure
Conditions to Avoid: Heat, ignition sources, sunlight, incompatible chemicals
Hazardous Decomposition Products: Methacrylic acid, carbon monoxide, carbon dioxide
Reactivity: Reacts violently with oxidizers, acids, bases, peroxides
Likely Routes of Exposure: Skin contact, eye contact, inhalation
Short-Term Effects: Causes irritation of eyes, respiratory tract, skin
Long-Term Effects: Repeated exposure may cause dermatitis, possible allergic reactions
Acute Toxicity: LD50 (oral, rat): approximately 9,000 mg/kg
Carcinogenicity: Not identified by IARC, NTP, ACGIH
Other Effects: No significant data on mutagenicity, teratogenicity
Ecotoxicity: Harmful to aquatic life, based on structurally related methacrylates
Mobility: May float on water, limited biodegradation
Bioaccumulation Potential: Moderate potential; log Kow value suggests some accumulation
Persistence and Degradability: Not readily biodegradable
Other Adverse Effects: Spillages risk oxygen depletion in water
Product Waste: Dispose of as hazardous chemical waste, observe local, national regulations
Packaging: Rinse containers thoroughly before recycling or disposal, do not reuse containers
Recommended Disposal Methods: Incinerate under controlled conditions if permitted
Special Precautions: Do not release into drains or the environment
UN Number: 1263 (may vary, check with latest transport code)
Proper Shipping Name: Paint-related material (contains flammable liquid), or Hexyl methacrylate, stabilized
Transport Hazard Class: 3 (Flammable liquid)
Packing Group: III
Labels: Flammable Liquid
Special Precautions: Always secure containers upright, avoid temperature extremes
Regulatory Listings: US TSCA Inventory, EU REACH registered
Label Elements: Hazard pictograms and warning statements as aligned with GHS
Specific Regulations: OSHA hazardous chemical, SARA Title III Section 313 not listed
Other Requirements: Employers must provide proper training and information on chemical exposure
Restrictions: May be subject to additional state or local guidance
