Product Name: 1-Hexadecyl-2,3-Dimethylimidazolium Chloride
Chemical Formula: C21H43ClN2
CAS Number: 746183-02-2
Recommended Use: Laboratory research, chemical synthesis
Synonyms: C16MIM-Cl, Imidazolium ionic liquid
Supplier Contact: Chemical manufacturer or distributor emergency phone, address, and email
Emergency Phone Number: Refer to chemical supplier
Date of Preparation: Most current revision from supplier
GHS Classification: Skin irritation, Eye irritation, Acute aquatic toxicity
Signal Word: Warning
Hazard Statements: Causes skin irritation, causes serious eye irritation, toxic to aquatic life
Pictograms: Exclamation mark, Environment
Precautionary Statements: Avoid contact with skin and eyes, wear protective gloves and eye protection, avoid release to the environment, wash hands thoroughly after handling
Chemical Name: 1-Hexadecyl-2,3-Dimethylimidazolium chloride
Common Name: Ionic liquid, C16-imidazolium chloride
Concentration: Approximately 100%
Impurities: Minimal to no significant impurities reported
Other Ingredients: None
Inhalation: Move to fresh air, keep affected person at rest, seek medical attention for any symptoms
Skin Contact: Wash immediately with mild soap and plenty of water, remove contaminated clothing, seek medical attention if irritation develops
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses if present and easy to do, continue rinsing, obtain medical help
Ingestion: Rinse mouth with water, do not induce vomiting, get immediate medical assistance
Suitable Extinguishing Media: Water spray, foam, dry powder, or carbon dioxide
Unsuitable Media: High-volume water jet
Specific Hazards: Thermal decomposition may release toxic fumes such as nitrogen oxides, hydrochloric acid, imidazole derivatives
Protective Equipment for Firefighters: Self-contained breathing apparatus, full protective gear, avoid inhaling vapors or decomposition products
Special Procedures: Cool containers with water spray to prevent overheating, keep away from runoff water and sewers
Personal Precautions: Avoid contact with skin, eyes, and clothing, ventilate area, use appropriate personal protective equipment
Environmental Precautions: Prevent entry into waterways, drains, or soil
Clean-up Methods: Absorb spill with inert material such as sand or earth, collect and place in suitable, labeled container for disposal, clean area with plenty of water, ventilate area to remove fumes
Safe Handling Advice: Avoid skin and eye contact, avoid inhalation of vapors, handle in a well-ventilated space, do not eat, drink, or smoke when handling
Technical Measures: Use with adequate extraction/ventilation, keep away from incompatible materials
Storage Conditions: Store in tightly closed container, in a cool, dry, and well-ventilated place, protect from moisture and light
Incompatible Materials: Strong oxidizing agents, strong acids, strong bases, water sources direct to product
Specific End Uses: Substance intended for laboratory use, not for manufacturing consumer products
Occupational Exposure Limits: No established limits specific for this compound
Engineering Controls: Fume hood, local exhaust ventilation, safety shower and eyewash station
Respiratory Protection: Wear NIOSH-approved respirator if dust or vapor is present
Hand Protection: Chemical-resistant gloves such as nitrile, neoprene
Eye Protection: Chemical splash goggles or face shield
Skin Protection: Laboratory coat, long sleeves, chemical-resistant apron
Hygiene Measures: Wash hands and face after handling, do not eat, drink, or smoke during work, remove contaminated clothing before entering eating areas
Appearance: White to pale yellow solid or crystalline powder
Odor: Faint, characteristic
Odor Threshold: Not established
pH: Not determined in aqueous solution
Melting Point / Range: Approximately 70–80°C
Boiling Point / Range: Decomposes before boiling
Flash Point: >150°C (estimated)
Evaporation Rate: Not available
Flammability: Not classified as flammable
Vapor Pressure: Negligible
Vapor Density: Not determined
Relative Density: Approximately 0.9–1.1 g/cm³
Solubility: Soluble in water and organic solvents
Partition Coefficient (n-octanol/water): Not available
Auto-ignition Temperature: Not established
Decomposition Temperature: Above 170°C
Viscosity: Not determined
Chemical Stability: Stable under recommended handling and storage
Hazardous Reactions: May react with strong oxidizing agents or strong acids
Conditions to Avoid: Excess moisture, temperature extremes, exposure to light
Incompatible Materials: Strong oxidizers, acids, strong bases
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, nitrogen oxides, hydrogen chloride, imidazole byproducts
Routes of Exposure: Skin and eye contact, inhalation, ingestion
Acute Toxicity: Data limited; similar imidazolium compounds demonstrate low to moderate acute toxicity
Skin Corrosion/Irritation: Causes skin irritation
Serious Eye Damage/Irritation: Causes serious eye irritation
Respiratory Sensitization: No data
Skin Sensitization: No data
Chronic Toxicity: Repeated exposure may result in dermatitis or sensitization
Carcinogenicity: No evidence from available data
Mutagenicity: Not determined
Reproductive Toxicity: Not determined
Target Organ Effects: No information available for this specific compound
Aquatic Toxicity: Toxic to aquatic organisms based on imidazolium salt studies
Persistence and Degradability: Not readily biodegradable, may persist in water and soil
Bioaccumulation Potential: Possible, potential for bioaccumulation should not be ignored
Mobility in Soil: May be mobile in aquatic environments
Other Adverse Effects: Toxic effects on aquatic microorganisms possible, impacts are more pronounced in confined or sensitive areas
Waste Disposal Methods: Dispose of via a licensed chemical waste contractor, follow local, regional, and national guidelines
Contaminated Packaging: Triple rinse, clear all labels, dispose as hazardous waste
Special Precautions: Do not pour into drains or release to environment, collect as hazardous waste solids/liquids
Disposal Regulations: Must comply with governmental regulations for hazardous chemicals
UN Number: Not regulated as hazardous for ground or air transport under most circumstances
UN Proper Shipping Name: Not regulated
Transport Hazard Class: Not assigned
Packing Group: Not assigned
Marine Pollutant: May be harmful to aquatic environments
Special Precautions: Use secure packaging, provide appropriate labeling for bulk or hazardous shipments, notify carrier about material risks
Safety, Health, and Environmental Regulations/Legislation: Subject to chemical inventory regulations (such as TSCA, REACH, DSL), not listed as a controlled substance
SARA Title III Sections 302/304: Not listed
SARA Title III Section 313: Not listed
RCRA Status: May qualify as hazardous waste, depending on use and contamination
WHMIS Classification (Canada): D2B: Skin/Eye Irritant
Chemical Safety Assessment: A chemical safety assessment has not been carried out for this compound
Other Regulatory Information: Consult with authorities for specific workplace or environmental requirements
