Product Name: N-Octyl-N-Methylpyrrolidinium Bis((Trifluoromethyl)Sulfonyl)Imide
Synonyms: [OMPy][TFSI], Ionic Liquid 2
CAS Number: 79922-82-0
Manufacturer: Contact chemical supplier
Recommended Uses: Electrolytes in batteries and supercapacitors, solvent in organic synthesis, antistatic applications
Restrictions on Use: Strictly for research and industrial handling by professionals
Emergency Contact: Refer to facility-specific emergency numbers or country-specific poison centers
GHS Classification: Eye irritation (Category 2), Skin irritation (Category 2), Aquatic chronic toxicity (Category 3)
Signal Word: Warning
Hazard Statements: Causes skin and eye irritation, may cause long-term adverse effects to aquatic life
Pictograms: Exclamation mark, Environment
Precautionary Statements: Avoid breathing vapors, avoid contact with eyes and skin, do not discharge to the environment
Other Hazards: Not classed as flammable, but thermal decomposition may yield hazardous gases
Chemical Identity: N-Octyl-N-Methylpyrrolidinium Bis((Trifluoromethyl)Sulfonyl)Imide
Common Name: [OMPy][TFSI]
CAS Number: 79922-82-0
EC Number: Not assigned
Purity: ≥ 97%
Impurities: Trace water (<1%), possible residual starting materials less than 0.5%
General Advice: Move exposed person to fresh air, remove contaminated clothing and shoes
Inhalation: Move individual to a well-ventilated area, assist breathing if necessary, seek medical attention
Skin Contact: Wash thoroughly with soap and water for at least 15 minutes, remove contaminated clothing, get medical attention for persistent irritation
Eye Contact: Rinse with plenty of water for at least 15 minutes, lift eyelids occasionally, consult an ophthalmologist
Ingestion: Do not induce vomiting, rinse mouth with water, get medical help immediately
Most Important Symptoms: Redness, pain, irritation for skin and eyes, possible respiratory discomfort
Notes for Medical Personnel: Treat symptomatically, no specific antidote
Suitable Extinguishing Media: Carbon dioxide, dry chemical powder, foam, water spray (do not use direct water jet)
Specific Hazards: Thermal decomposition can produce toxic and corrosive vapors such as hydrogen fluoride, sulfur oxides, nitrogen oxides, carbon monoxide, perfluorinated compounds
Special Protective Equipment: Self-contained breathing apparatus, full protective gear
Fire-Fighting Instructions: Cool surrounding containers, use water spray to reduce dust or vapors, avoid inhalation of combustion products
Personal Precautions: Evacuate unnecessary personnel, use personal protective equipment, ventilate area
Environmental Precautions: Prevent further leakage or spillage if safe, keep chemical out of drains, surface water, and soil
Methods for Containment: Absorb with inert material (vermiculite, dry sand), avoid sparking, collect and place into appropriate disposal container
Cleanup Procedures: Clean area thoroughly after pick up, store waste as hazardous, avoid raising dust
Precautions for Safe Handling: Keep container tightly closed, work in a chemical fume hood, avoid contact with eyes, skin, and clothing, wash hands thoroughly after handling
Incompatible Materials: Strong oxidizers, strong acids, strong bases
Safe Storage Requirements: Store in a cool, dry, well-ventilated place, protect from direct sunlight and moisture, keep away from food and drink
Packaging Materials: Use only containers compatible with ionic liquids, typically HDPE, glass, or Teflon-lined vessels
Occupational Exposure Limits: No established limit values found for this substance
Engineering Controls: Use with local exhaust ventilation, chemical fume hood recommended
Eye Protection: Chemical safety goggles or face shield
Skin Protection: Chemical-resistant gloves (nitrile), appropriate laboratory coat, long sleeves, closed shoes
Respiratory Protection: Respirator if dust or vapor is generated, especially with inadequate ventilation
Work Practices: Do not eat, drink, or smoke during use, wash hands thoroughly, keep work area clean
Appearance: Colorless or light yellow liquid or crystalline solid
Odor: Slight, characteristic odor
Melting Point: 27-35°C
Boiling Point: Decomposes before boiling
Flash Point: >200°C – material classified as non-flammable under standard tests
Solubility: Low solubility in water, miscible with most organic solvents
Vapor Pressure: Negligible at room temperature
Density: 1.43-1.47 g/cm³ at 20°C
Viscosity: Moderate viscosity (compare to other ionic liquids)
pH: Not applicable
Chemical Stability: Stable under standard temperatures and pressures
Reactivity: Avoid contact with strong acids, strong bases, strong oxidizing agents
Conditions to Avoid: Open flames, excessive moisture, direct heating
Hazardous Decomposition Products: If decomposed, releases hazardous fumes including HF, SOx, CO, CO2, NOx
Polymerization: Not known to polymerize
Acute Toxicity: Not fully assessed, information from related pyrrolidinium-based ionic liquids indicates low acute toxicity
Skin Irritation: Causes irritation on prolonged or repeated exposure
Eye Damage: Causes serious irritation
Inhalation Risk: May affect respiratory tract with cough, discomfort
Ingestion Effects: Possible gastrointestinal irritation, no data on lethal dose
Chronic Exposure: No established chronic toxicity, possible long-term effects on liver or kidneys from other family members
Carcinogenicity: Not listed in NTP, IARC, OSHA
Mutagenicity: No available data
Reproductive Toxicity: No available data
Ecotoxicity: Toxicity to aquatic organisms is moderate to high, tests on related ionic liquids show chronic harm to daphnia, algae, and aquatic plants
Persistence and Degradability: Not easily biodegradable, may persist in the environment
Bioaccumulation Potential: Expected to have some potential for bioaccumulation due to fluorinated groups
Mobility in Soil: May bind to soil and sediments, slow leaching to groundwater
Other Adverse Effects: Releases to water should be avoided to prevent ecosystem disruption
Waste Disposal Methods: Dispose of as hazardous chemical waste, do not release to drains or environment
Contaminated Packaging: Triple rinse containers, offer for recycling or incineration at approved facility
Special Precautions: Follow local, regional, and national regulations, consult waste management professionals
UN Number: Not regulated as dangerous goods under current transport regulations
UN Proper Shipping Name: Not assigned
Transport Hazard Class: Not classified
Packing Group: Not assigned
Environmental Hazards: Not regulated, but handle as environmentally hazardous material
Special Precautions: Avoid container breakage, leaks, keep upright
Transport Labeling: Not required, but mark packages as "Chemical – Handle with Care"
OSHA Status: Not specifically regulated in the US
TSCA (US): Check supplier or consult the EPA for import or use in the US
REACH (EU): Manufacturer/importer determines volume and registration status
Other Regulations: Not found on major international restricted lists
WHMIS (Canada): Not classified, but general chemical handling rules apply
RoHS Status: Not applicable
Other National Inventories: Check with supplier for inclusion on chemical inventories outside North America and Europe
