Product Name: 1,9-Nonanediol Diacrylate
Chemical Formula: C15H24O4
Synonyms: Diacrylate ester of nonanediol, Nonanediol-1,9-diacrylate
CAS Number: 4416-20-0
Recommended Use: Used in coatings, adhesives, photopolymer resins, inks
Supplier: Contact relevant distributor or manufacturer for up-to-date supplier contact information
Emergency Contact: Local poison control center or hospital emergency room
Classification: Eye irritant (Category 2A), Skin irritant (Category 2), Skin sensitizer (Category 1), Specific target organ toxicity—single exposure (Category 3)
Label Elements: Signal word: Warning
Hazard Statements: Causes skin irritation; Causes serious eye irritation; May cause an allergic skin reaction; May cause respiratory irritation
Precautionary Statements: Avoid breathing vapors; Wear protective gloves/eye protection; Wash hands thoroughly after handling; Use only outdoors or in a well-ventilated area; Contaminated work clothes should not be allowed out of the workplace
Routes of Exposure: Inhalation, skin, eyes, ingestion
Symptoms: Redness, itching, swelling, burning sensation, respiratory discomfort
Chemical Name: 1,9-Nonanediol Diacrylate
Concentration: >98% by weight
Impurities: Trace amounts of acrylic acid, inhibitors (such as hydroquinone monomethyl ether)
Other Components: Not present in significant quantities
Note: Always consult detailed batch-specific supplier documentation for impurities unique to production lots
Eye Contact: Rinse cautiously with water for several minutes; remove contact lenses if present and easy to do; continue rinsing; seek medical advice if irritation persists
Skin Contact: Wash with soap and water; remove contaminated clothing; seek medical attention for any persistent skin reaction
Inhalation: Move person to fresh air; keep comfortable for breathing; get medical attention if respiratory symptoms occur
Ingestion: Rinse mouth; do not induce vomiting; seek immediate medical advice
Notes to Physician: Treat symptomatically and supportively; monitor for allergic reactions or airway compromise
Suitable Extinguishing Media: Water spray, carbon dioxide, foam, dry chemical
Specific Hazards: Thermal decomposition can produce CO, CO2, acrid smoke, organic vapors
Protective Equipment: Firefighters should wear self-contained breathing apparatus and protective clothing
Special Procedures: Cool containers with water; avoid inhalation of combustion products; evacuate area as needed
Explosion Hazard: Vapors may form flammable mixtures with air; containers may explode if heated
Personal Precautions: Wear chemical splash goggles, gloves made of resistant material, protective clothing; ventilate area
Environmental Precautions: Prevent entry into drains, sewers, or waterways; contain spill using inert absorbent
Spill Cleanup Methods: Absorb spill with sand, earth, vermiculite; collect in suitable closed container for disposal; clean spill area with detergent and water; ventilate
Decontamination: Wash contaminated surfaces thoroughly
Precautions for Safe Handling: Use only with adequate ventilation; avoid skin and eye contact; avoid breathing vapors or mist; keep away from ignition sources
Storage Conditions: Store in tightly closed containers in a cool, dry, ventilated area; protect from light, heat, and moisture
Incompatible Materials: Strong oxidizing agents, acids, bases, free radical initiators
Packaging Materials: Use containers made of materials resistant to acrylates, such as glass or polyethylene; avoid metal containers for long-term storage
Hygiene Measures: Wash hands after handling; remove contaminated clothing and wash before reuse
Engineering Controls: Local exhaust ventilation or general room ventilation
Respiratory Protection: Use NIOSH-approved respirator if vapor formation is expected
Hand Protection: Impermeable gloves, such as nitrile or butyl rubber
Eye Protection: Chemical safety goggles; face shield for large volumes
Skin and Body Protection: Wear lab coat or chemical protective clothing
Exposure Limits: No occupational exposure limits established by OSHA, ACGIH, or other agencies for this compound
Environmental Controls: Prevent product from entering environment uncontrolled
Appearance: Clear, colorless to light yellow liquid
Odor: Mild, acrylate-like
Odor Threshold: Not determined
pH: Not available
Melting Point/Freezing Point: -23°C (approximate)
Boiling Point/Range: 132–135°C at 2 mm Hg
Flash Point: 130°C
Evaporation Rate: Not available
Flammability: Flammable liquid
Upper/Lower Flammability or Explosive Limits: Not established
Vapor Pressure: <0.01 mm Hg at 20°C
Vapor Density (air = 1): >1
Relative Density: 1.009 g/cm³ at 25°C
Solubility: Insoluble in water; soluble in most organic solvents
Partition Coefficient (n-octanol/water): Not available
Auto-Ignition Temperature: Not determined
Decomposition Temperature: Not determined
Viscosity: 12-18 mPa.s at 25°C
Chemical Stability: Stable under recommended storage conditions; can polymerize under heat or in presence of initiators/polysulfides
Reactivity: Reacts with strong oxidizers, acids, bases; reacts exothermically with peroxides
Hazardous Reactions: Polymerization can occur if contaminated or exposed to elevated temperatures; polymerization generates heat
Conditions to Avoid: Heat, sunlight, sources of free radicals, contamination with incompatible substances
Hazardous Decomposition Products: Carbon oxides, acrid fumes, organic vapors
Likely Routes of Exposure: Inhalation, skin, eye contact
Acute Toxicity: LD50 (oral, rat) estimated >2,000 mg/kg; LD50 (dermal, rabbit) >3,000 mg/kg
Skin Corrosion/Irritation: Causes moderate skin irritation
Serious Eye Damage/Irritation: Causes eye irritation, redness, tearing
Respiratory Sensitization: May cause respiratory tract irritation
Skin Sensitization: Possible allergic skin reaction with repeated exposure
Chronic Effects: No data for chronic toxicity; repeated contact may lead to dermatitis
Carcinogenicity: Not classified as a carcinogen by ACGIH, IARC, NTP, or OSHA
Mutagenicity/Teratogenicity: No data on mutagenic or reproductive effects
Other Effects: May aggravate existing skin or respiratory conditions
Toxicity: Moderate toxicity to aquatic life; LC50 (fish, 96 hr) >100 mg/L; EC50 (daphnia, 48 hr) >100 mg/L
Persistence and Degradability: Not readily biodegradable; potential for persistence in the environment
Bioaccumulation: Potential to bioaccumulate in aquatic organisms based on log Kow
Mobility in Soil: Low water solubility limits mobility but spills can contaminate soil
Other Adverse Effects: Volatile organic compound; may contribute to atmospheric photo-oxidant formation
Waste Disposal: Collect and place in labeled, suitable waste container; contain spills; dispose of via licensed chemical waste contractor
Unused Material: Incinerate at approved facility with afterburner and scrubber; do not pour into drains or environment
Contaminated Packaging: Clean with solvent, then dispose of as chemical waste; comply with local, state, and federal regulations
Special Precautions: Avoid creating mists or aerosols during disposal; prevent environmental contamination
UN Number: 3082 (if classified as Environmentally Hazardous Substance, Liquid, N.O.S.)
UN Proper Shipping Name: Environmentally Hazardous Substance, Liquid, N.O.S. (1,9-Nonanediol Diacrylate)
Transport Hazard Class: 9 (Miscellaneous dangerous substances, if applicable)
Packing Group: III
Marine Pollutant: Yes (consult local requirements)
Transport Label: Miscellaneous Dangerous Goods, Marine Pollutant (if applicable)
Special Precautions: Keep containers tightly closed; ensure upright orientation; protect from physical damage
Regulatory Notes: Confirm all local, national, and international transport regulations before shipping
OSHA Status: Not specifically regulated under OSHA Hazard Communication Standard; general chemical safety applies
TSCA Status: Listed on the United States TSCA inventory
REACH Status: Registered or pre-registered in the European Union under REACH
EPA SARA Title III: Not subject to Section 313 reporting
California Proposition 65: Not listed as causing cancer or reproductive toxicity
WHMIS (Canada): D2B—Toxic material causing other toxic effects
Other Regulations: May require risk assessment and workplace monitoring; obligation to communicate hazards in accordance with GHS labeling
Recommended Restrictions: For industrial and professional use only; not for food, drug, or cosmetic applications
