Product Name: 1-Hexadecyl-3-Methylimidazolium Bis((Trifluoromethyl)Sulfonyl)Imide
Synonyms: C16MIM-TFSI, 1-Hexadecyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide
Recommended Use: Ionic liquid, solvent, electrolyte component in research and industrial applications
Manufacturer: Contact local supplier or manufacturer for specifics
Emergency Numbers: Local poison control center, local fire department, company emergency contact
GHS Classification: Acute toxicity (oral, dermal, inhalation), skin and eye irritation, suspected reproductive toxicity, specific target organ toxicity
Label Elements: Signal Word: Warning, Hazard pictograms: exclamation mark, health hazard
Hazard Statements: Causes serious eye irritation, may cause respiratory irritation, toxic to aquatic life with long lasting effects, may cause skin irritation
Precautionary Statements: Avoid breathing dust, vapor, or mist; wash thoroughly after handling; avoid release to the environment; wear protective gloves, clothing, and eye/face protection
Chemical Formula: C25H43F6N3O4S2
CAS Number: 865497-04-3
EC Number: not assigned
Percent Purity: >98% (commercial grade), impurities include silanes, residual solvents, unreacted starting materials at <2%
Common Impurities: trace residual solvents, water content <1000 ppm
Inhalation: Move affected person to fresh air, loosen tight clothing, provide oxygen if breathing is difficult, seek medical attention
Skin Contact: Remove contaminated clothing and wash exposed skin with soap and water, seek medical advice if irritation persists
Eye Contact: Rinse immediately with plenty of water for at least 15 minutes, remove contact lenses, seek prompt medical attention
Ingestion: Rinse mouth, do not induce vomiting unless advised by medical personnel, seek immediate medical attention
Most Important Symptoms and Effects: Irritation to respiratory system, eyes, and skin; headache, nausea, burning sensation
Suitable Extinguishing Media: Foam, dry chemical powder, carbon dioxide, water mist (avoid strong water jets directly on product)
Hazardous Combustion Products: Toxic and corrosive gases such as hydrogen fluoride, sulfur oxides, imidazole derivatives
Special Firefighting Procedures: Use self-contained breathing apparatus, full protective suit; evacuate unnecessary personnel
Specific Hazards: Substance may decompose at high temperature, producing irritating or toxic fumes
Personal Precautions: Evacuate personnel from area, wear appropriate PPE including goggles, gloves, laboratory coat, and respirator
Environmental Precautions: Contain spilled material, prevent discharge into soil, waterways, and drains
Methods for Clean-up: Absorb with inert material (diatomaceous earth, sand), sweep up, place in suitable containers for disposal; ventilate area, wash contaminated surfaces with water and detergent
Precautions for Safe Handling: Use only in well-ventilated areas, avoid contact with skin, eyes, or clothing, avoid inhalation of vapors or dust, wash thoroughly after handling
Storage Conditions: Store in a cool, dry, tightly closed container; protect from moisture, heat, direct sunlight; segregate from incompatible substances such as oxidizers or strong acids
Incompatible Materials: Strong oxidizing agents, acids, bases, aluminum, metal hydrides
Engineering Controls: Work in a fume hood, ensure adequate ventilation, use closed systems where feasible
Personal Protective Equipment: Safety goggles, chemical-resistant gloves (nitrile, PVC), laboratory coat, suitable respirator or dust mask when handling large quantities
Hygiene Measures: No eating, drinking, or smoking in work area, wash hands before breaks and after finishing, remove contaminated clothing and PPE before leaving work area
Appearance: Colorless to pale yellow viscous liquid or crystalline solid
Odor: Faint, may be mildly characteristic
Melting Point: 47 – 54°C
Boiling Point: Decomposes before boiling
Vapor Pressure: Negligible at room temperature
Solubility: Slightly soluble in water, soluble in organic solvents (methanol, ethanol, acetonitrile, DMSO)
Density: 1.1 – 1.2 g/cm³ at 25°C
pH: Neutral (6.0 – 7.5 for 1% aqueous solution)
Partition Coefficient (log Kow): Not determined
Flash Point: >100°C (may vary depending on purity)
Viscosity: 200 – 300 mPa·s at 25°C
Chemical Stability: Stable under standard storage conditions
Incompatible Materials: Strong acids, strong bases, oxidizing agents, reducing agents
Decomposition Products: Carbon oxides, nitrogen oxides, hydrogen fluoride, sulfur oxides, imidazole compounds
Conditions to Avoid: Excessive heating, contact with moisture, incompatible substances
Polymerization: Not known to occur
Routes of Exposure: Inhalation, skin contact, eye contact, ingestion
Acute Toxicity: Data limited; may cause irritation to eyes, respiratory tract, skin, gastrointestinal system
Chronic Effects: Prolonged or repeated skin exposure may cause dermatitis, possible effects on nervous and reproductive systems
Sensitization: Not a confirmed sensitizer
Carcinogenicity: Not classified by IARC, NTP, or EPA
Mutagenicity and Teratogenicity: No reliable studies available; handle with care
Aquatic Toxicity: Expected to be toxic to aquatic life, may cause long-term adverse effects
Persistence and Degradability: Not easily biodegradable, potentially persistent in soil/water
Bioaccumulation: No reliable data, possible accumulation in aquatic organisms
Mobility in Soil: May leach with water, depends on soil characteristics
Other Adverse Effects: Prevent chemical from entering waterways, drains, soil
Waste Treatment Methods: Dispose of contents and container according to local, regional, and national regulations
Product Disposal: Contact licensed chemical waste disposal contractor, do not flush to sewer or soak into soil
Contaminated Packaging: Rinse containers, ensure all residues are removed before disposal or recycling, follow hazardous waste guidelines
UN Number: Not classified as dangerous goods under most transport regulations; check local requirements
UN Proper Shipping Name: Not regulated
Transport Hazard Class: Not assigned
Packing Group: Not assigned
Special Precautions: Ensure containers are tightly sealed, upright, and secure; prevent tipping or leaking
Environmental Hazards: Avoid transport with foodstuffs or consumer goods, prevent spillage during transit
Regulatory Status: Not listed on major chemical regulatory lists like TSCA, EINECS; always confirm with current regional databases
Hazard Classification: OSHA Hazard Communication Standard: Hazardous chemical
Labeling Requirements: GHS-compliant labeling, appropriate hazard symbols and statements
Other Restrictions: Ensure users are trained on safe handling and disposal, store and use in compliance with national and international chemical safety guidelines
