Product Name: 1-Ethyl-2,3-Dimethylimidazolium Tosylate
Chemical Family: Imidazolium salts
Synonyms: EMI Ts, 1-Ethyl-2,3-dimethyl-1H-imidazol-3-ium 4-methylbenzenesulfonate
CAS Number: 616860-88-7
Supplier: Manufacturer or distributor, company address, emergency phone
Recommended Use: Solvent, ionic liquid, laboratory chemical
GHS Classification: Not classified as hazardous under GHS criteria but requires good laboratory handling practices
Pictograms: No standard pictogram; treat with caution like any novel lab chemical
Signal Word: None
Hazard Statements: May cause irritation to skin, eyes, and respiratory tract; inhalation, ingestion, or contact may cause slight discomfort
Precautionary Statements: Avoid contact with skin and eyes; avoid breathing dust or vapors; use only with adequate ventilation
Other Hazards: Environmental persistence not completely studied
Chemical Name: 1-Ethyl-2,3-Dimethylimidazolium Tosylate
Ingredient: Main content (>99%)
Impurities: Moisture (<1%), possible trace unknowns not regarded as carcinogenic or mutagenic at typical lab scales
EC Number: Not specifically assigned
General Advice: Remove contaminated clothing; wash affected area with soap and water
Eye Contact: Rinse cautiously with water for several minutes; remove contact lenses if present and easy to do; continue rinsing; seek medical attention if irritation persists
Skin Contact: Wash with plenty of water and soap; consult a physician if irritation develops
Inhalation: Move to fresh air; keep person comfortable; seek immediate medical attention for respiratory distress
Ingestion: Rinse mouth; do not induce vomiting unless advised by a physician; get medical help if you feel unwell
Suitable Extinguishing Media: Water spray, carbon dioxide, foam, dry powder
Specific Hazards: Burns can generate toxic fumes, including carbon oxides, nitrogen oxides, and sulfur oxides
Protective Equipment: Firefighters should use self-contained breathing apparatus and full protective suit
Advice for Firefighters: Avoid inhalation of decomposition products; evacuate area if uncontrollable
Explosion Sensitivity: Not known to be explosive under normal handling conditions
Personal Precautions: Wear protective gloves, safety goggles, and protective clothing; ensure adequate ventilation
Environmental Precautions: Do not allow material to enter drains, water sources, or soil
Spill Clean-Up Methods: Absorb with inert material such as silica gel or vermiculite; collect in appropriate waste container for disposal
Disposal: Follow regulations for chemical waste
Decontamination: Wash spill site after material pickup is complete
Handling: Use with local exhaust ventilation; avoid formation of dust/aerosols; prevent skin and eye contact; wash hands thoroughly after handling
Storage Conditions: Store tightly closed at room temperature, away from direct sunlight, heat, and incompatible materials like strong oxidizers
Recommended Storage Materials: Store in original container, sealed
Keep Away From: Moisture, sources of ignition, oxidizing materials
Exposure Limits: No established occupational exposure limits
Engineering Controls: Use chemical fume hood or adequate general ventilation
Personal Protective Equipment: Chemical-resistant gloves, safety goggles, lab coat; use respirator in case of insufficient ventilation or direct handling with powders
Hygiene Measures: Do not eat, drink, or smoke when using this product; wash hands before breaks and after finished work
Form: Solid or viscous liquid depending on temperature
Color: White to pale yellow
Odor: Mild, characteristic
Melting Point: 52–55 °C (may vary with purity)
Boiling Point: Decomposes before boiling
Solubility: Soluble in water and many organic solvents
Flash Point: Not determined; typically above 100 °C
Vapor Pressure: Negligible at room temperature
Relative Density: About 1.2 g/cm³ (measured at 25 °C)
pH: Not applicable (not aqueous solution)
Chemical Stability: Stable under standard conditions
Reactivity: Avoid strong oxidizers
Hazardous Decomposition: Thermal decomposition may release toxic gases including nitrogen oxides, sulfur oxides, and carbon oxides
Conditions to Avoid: Moisture, excessive heat, open flames
Incompatible Materials: Strong oxidizing agents, acids, bases
Likely Routes of Exposure: Skin contact, eye contact, inhalation, ingestion
Acute Effects: May cause local irritation or discomfort on contact
Chronic Effects: Prolonged or repeated exposure may cause mild dermatitis in sensitive individuals
Carcinogenicity: No data supports carcinogenic effect
Reproductive Toxicity: No data supports adverse reproductive effects
Sensitization: Not known to cause sensitization
Other Effects: Toxicological data on this compound is limited due to novelty; exercise general lab precautions
Ecotoxicity: Not fully researched; ionic liquids can pose risks to aquatic environments
Persistence and Degradability: Expected to be slowly biodegradable; persistent under some conditions
Bioaccumulation: Potential not established
Mobility in Soil: Likely mobile in water and soil systems
Other Adverse Effects: Discharge to environment should be minimized
Waste Treatment Methods: Dispose of contents/container according to local, regional, and national regulations for hazardous waste
Recommended Disposal: Incineration under controlled conditions if permitted; do not dump into drains or natural waterways
Contaminated Packaging: Rinse empty containers with water; dispose of as hazardous waste
UN Number: Not assigned for this material
UN Proper Shipping Name: Not regulated for transport
Transport Hazard Class: Not classified as dangerous
Packing Group: Not assigned
Environmental Hazards: Avoid release to environment; not a marine pollutant per known classifications
Special Precautions: Handle containers with care; transport in secure, upright packaging
TSCA Status: Not specifically listed; for research and development uses only
REACH Registration: Not registered under REACH for industrial use
Other Regulations: Not subject to major international chemical restrictions
Workplace Controls: Use appropriate engineering and PPE controls as described above
Country-Specific Regulations: Check local chemical registration and workplace safety regulations before use
