Product Name: 1,3-Dihexadecylimidazolium Bromide
Chemical Family: Imidazolium-based ionic liquid
CAS Number: 41416-75-7
Molecular Formula: C38H78BrN2
Molecular Weight: 627.93 g/mol
Synonyms: 1,3-Bis(hexadecyl)imidazolium bromide
Recommended Use: Laboratory reagent, research, specialty chemical synthesis
Supplier Info: Reach out to the supplier for 24-hour emergency advice.
Emergency Contact: Refer to the manufacturer's specified phone number on the container.
GHS Classification: Harmful if swallowed, skin irritation, eye irritation
Signal Word: Warning
Hazard Statements: May cause skin and eye irritation; harmful to aquatic life; may cause harmful effects if inhaled, swallowed, or contacted with skin
Precautionary Statements: Avoid contact with skin, eyes, and clothing; avoid breathing dust, vapor, or mist; wash thoroughly after handling; use only outdoors or in a well-ventilated area
Pictograms: Exclamation mark
Routes of Exposure: Inhalation, ingestion, dermal, eye contact
Chronic Health Hazards: None known, yet chronic exposure data remains limited
Environmental Risks: Causes harm to aquatic organisms with potential for long-term adverse effects in aquatic environments.
Chemical Name: 1,3-Dihexadecylimidazolium Bromide
Concentration: Typically over 95% by weight
Impurities: May include minor quantities of related imidazolium derivatives under 2%
CAS Number: 41416-75-7
Other Components: No significant hazardous additives, stabilizers, or fillers.
Inhalation: Move person to fresh air, maintain comfortable breathing; provide oxygen if breathing has difficulty; obtain medical attention for persistent irritation
Skin Contact: Remove contaminated clothing, rinse skin with water for at least 15 minutes using soap if available; consult a physician if irritation develops
Eye Contact: Rinse cautiously with water for at least 15 minutes; remove any contact lenses if present and easy to do; seek immediate medical advice
Ingestion: Rinse mouth thoroughly, do not induce vomiting unless directed by medical personnel; call poison control or physician immediately
Symptoms: Redness, burning, coughing, shortness of breath, digestive discomfort.
Suitable Extinguishing Media: Dry chemical, carbon dioxide, foam, or water spray
Specific Hazards from Combustion: Could produce toxic and irritating fumes including nitrogen oxides, hydrogen bromide, carbon oxides
Protective Equipment: Firefighters must wear self-contained breathing apparatus and full protective gear
Special Procedures: Cool any exposed, closed containers with water spray to prevent pressure buildup; evacuate area if large fire occurs
Explosion Risk: Not known to present explosive hazards; dust may pose a risk if airborne under rare circumstances.
Personal Precautions: Wear recommended protective equipment; avoid generating and breathing dust; keep away from ignition sources
Spill Cleanup Methods: Contain spill with inert absorbent such as vermiculite or sand; sweep up and place material in chemical waste container for disposal
Environmental Precautions: Prevent entry into drains or waterways; notify local, state, or federal authorities if significant release occurs
Decontamination: Wash spill site after material pickup is complete using soap and water; ventilate area thoroughly after cleanup.
Safe Handling: Use with local exhaust ventilation; minimize dust generation and accumulation; avoid contact with skin, eyes, and clothing; wash thoroughly after use
Storage Conditions: Store in tightly closed, clearly labeled containers in a cool, dry, well-ventilated area away from incompatible materials; prevent exposure to moisture, heat, and direct sunlight
Incompatibilities: Strong oxidizers, strong acids and bases, moisture-sensitive chemicals
Storage Class: General chemical storage; avoid storing with food or animal feed materials.
Exposure Limits: No established threshold limit values for this compound
Engineering Controls: Chemical fume hood or local exhaust ventilation recommended; eyewash stations and safety showers required in work area
Personal Protective Equipment: Protective gloves (nitrile preferred), chemical splash goggles, laboratory coat, respirator if dust or vapors are generated above comfort level
Hygiene Measures: No eating, drinking, or smoking where chemical is handled; wash hands thoroughly after handling; remove contaminated clothing promptly.
Appearance: White to off-white crystalline solid or powder
Odor: Slight, not distinctive
Melting Point: Approximately 48-52°C
Boiling Point: Decomposes before boiling
Solubility: Soluble in water and many organic solvents
Vapor Pressure: Negligible at ambient conditions
Specific Gravity: Near 1.03 (20°C)
pH (solution): Neutral to slightly acidic (6.0-7.0 at 1% solution)
Flash Point: Not established, likely above 150°C
Other Data: Stable under normal conditions; hygroscopic tendencies observed.
Chemical Stability: Stable under recommended storage and handling conditions
Incompatible Materials: Strong oxidizers, acids, bases, moisture
Hazardous Reactions: Contact with incompatible materials produces toxic gases; avoid excessive heating
Decomposition Products: Nitrogen oxides, hydrogen bromide, imidazole derivatives, carbon oxides
Polymerization: Not expected to occur under normal storage conditions.
Acute Toxicity: Oral LD50 not precisely known, estimated 300-2000 mg/kg in lab animals; can cause moderate mucosal and respiratory irritation
Chronic Toxicity: Data on long-term exposure is incomplete; no known evidence of carcinogenic, mutagenic, or reproductive effects
Likely Routes of Exposure: Inhalation, skin, eyes, ingestion
Symptoms of Exposure: Skin or eye redness, dry or irritated skin, coughing or sneezing if inhaled, gastrointestinal upset if ingested
Sensitization: No reported cases of allergic sensitization in standard use
Carcinogenic Status: Not listed by NTP, IARC, or OSHA as a carcinogen.
Toxicity to Aquatic Life: Toxic to aquatic organisms, may cause long-term adverse effects in aquatic environments
Persistence and Degradability: Not readily biodegradable in environmental conditions
Bioaccumulation Potential: Limited specific data, likely to persist in aquatic environments
Mobility in Soil: Moderately mobile, some leaching possible after spills
Other Adverse Effects: No evidence of biomagnification in higher trophic levels; recommended not to allow material to reach groundwater, lakes, or streams.
Waste Disposal Methods: Collect and dispose of via licensed hazardous waste facility; do not pour down drain or release into environment
Container Disposal: Triple rinse container, deliver to approved chemical disposal or recycling facility
Unclean Packaging: Handle as hazardous chemical waste
Special Precautions: Disposal practices must comply with local, regional, or national regulations.
UN Number: Not assigned
Transport Hazard Class: Not regulated under most international and domestic transport regulations for small quantities
Packing Group: Not applicable
Hazardous Substances: Environmentally hazardous substances, marine pollutant status possible
Special Precautions: Avoid release to the environment during transport; secure containers to prevent leakage or spillage.
TSCA Status: May not be listed on the United States TSCA Inventory
REACH Status: Information should be confirmed with current European requirements
SARA/OSHA/WHMIS: Not specifically listed; general chemical safety applies
Other International Regulations: Chemical risk assessment to comply with local and labor safety acts; users should consult official guidance for workplace exposure and environmental release
Warning: Intended for laboratory and industrial use, not for household or consumer applications.
