Chemical Name: N-Decyl-N-Methylpyrrolidinium Bromide
Chemical Formula: C14H30BrN
CAS Number: 104603-28-7
Other Names: 1-Decyl-1-methylpyrrolidinium bromide
Recommended Use: Used as a surfactant, phase transfer catalyst, and in research settings
Supplier: Laboratory supply companies and specialty chemical distributors
Emergency Phone: See supplier’s emergency contact information on shipment documentation, typically provided on-site for all hazardous shipments
Address: Listed on the chemical bottle label or receipt from your supplier
Classification: Classified as an irritant; eye irritation, skin irritation, respiratory tract irritation
Label Elements: Signal word "Warning"; Hazard pictograms include exclamation mark for irritation
Hazard Statements: Causes skin and eye irritation; may cause respiratory irritation if inhaled; harmful if swallowed
Precautionary Statements: Avoid breathing dust, mist, vapor, or spray; wash hands thoroughly after handling; wear protective gloves, clothing, and eye protection
Health Effects: Prolonged exposure may cause redness, sore throat, or coughing. Ingestion can lead to nausea, vomiting, or gastrointestinal upset.
Environmental Effects: May cause adverse effects in aquatic environments if released into waterways or soil
Other Hazards: Not considered flammable or explosive under normal conditions but may emit toxic gases if involved in fire
Chemical: N-Decyl-N-Methylpyrrolidinium Bromide
Concentration: 98% or higher (as supplied for laboratory or industrial use)
Impurities: Minor organic or inorganic contaminants may be present depending on synthesis route
CAS Number: 104603-28-7
EC Number: 411-900-4
Molecular Weight: 308.31 g/mol
Eye Contact: Immediately flush eyes thoroughly with plenty of water for at least 15 minutes, lifting upper and lower eyelids. Remove contact lenses if present.
Skin Contact: Remove contaminated clothing. Wash skin with soap and water for at least 15 minutes. Seek medical advice if skin irritation or rash occurs.
Inhalation: Move person to fresh air. If breathing becomes labored, provide artificial respiration or oxygen by trained personnel. Seek medical attention if persistent symptoms occur.
Ingestion: Rinse mouth with water. Do not induce vomiting. Seek immediate medical attention and provide MSDS information to emergency responders.
Note to Medical Personnel: Provide symptomatic and supportive treatment. No specific antidote known.
Suitable Extinguishing Media: Dry chemical, foam, or carbon dioxide (CO2) extinguishers suggested for small fires; water spray can be used to cool containers exposed to fire
Hazardous Combustion Products: Emits toxic fumes containing carbon oxides, nitrogen oxides, hydrogen bromide
Special Protective Equipment for Firefighters: Wear self-contained breathing apparatus and full protective gear
Fire/Explosion Hazards: Product is not considered flammable, but thermal decomposition in a fire may produce hazardous gases
Additional Information: Keep containers cool with water spray to prevent pressure build-up or explosion
Personal Precautions: Wear appropriate protective clothing, gloves, safety goggles, and respiratory protection as required
Environmental Precautions: Prevent further leakage or spillage if safe; avoid discharge to drains, soil, or surface water
Methods for Cleaning Up: Sweep up spilled material; avoid creating airborne dust. Collect and place in a suitable, labeled waste container for disposal following local regulations.
Decontamination Procedures: Clean spill area with copious amounts of water and detergent after removal of bulk material
Reference to Other Sections: Refer to protective measures listed in sections on handling, personal protection, and disposal
Handling: Use with adequate ventilation. Avoid contact with skin, eyes, and clothing. Do not breathe dust or vapor. Practice good hygiene—wash hands before eating, drinking, or using restroom. Avoid eating or drinking near handling areas.
Storage: Store in tightly closed containers in a cool, dry, well-ventilated location away from incompatible substances such as strong oxidizing agents and strong acids
Incompatibilities: Avoid contact with strong acids, oxidizing materials. Reaction with these substances may produce hazardous compounds
Storage Temperature: Room temperature; protect from moisture, heat, and direct sunlight
Packaging Materials: Use recommended chemical-resistant bottles or containers; follow manufacturer’s instructions for long-term storage
Exposure Limits: No established occupational exposure limits; minimize exposure by engineering controls and PPE
Engineering Controls: Use with local exhaust ventilation, chemical fume hood
Personal Protective Equipment: Wear chemical-resistant gloves, laboratory coat or apron, closed-toe shoes, safety goggles, and if dust or vapor is generated, an approved respirator
Respiratory Protection: Use a NIOSH/MSHA-approved respirator under conditions where airborne exposure is likely
Hygiene Measures: Wash thoroughly after handling; do not eat, drink, or smoke in work areas; remove contaminated clothing before taking breaks or leaving the area
Appearance: White to off-white crystalline solid or powder
Odor: Little or no odor detectable
Odor Threshold: Not established
pH: Not applicable (solid); may form neutral to slightly basic solutions
Melting Point/Freezing Point: 185–195°C depending on purity
Boiling Point: Not available; decomposes before boiling
Flash Point: Not flammable
Evaporation Rate: Not applicable
Solubility: Soluble in water, alcohols, and some organic solvents
Vapor Pressure: Not available
Relative Density: Approximately 1.1–1.2 g/cm³
Partition Coefficient: Not established
Decomposition Temperature: Decomposes on heating, releasing toxic gases
Viscosity: Not applicable due to solid form
Other: May absorb moisture from air; store in desiccator for analytical work
Chemical Stability: Stable under recommended storage conditions; avoid heat and moisture
Conditions to Avoid: High temperatures, exposure to direct sunlight, moisture, and incompatible materials
Materials to Avoid: Strong oxidizers and strong acids
Hazardous Decomposition Products: Carbon oxides, nitrogen oxides, hydrogen bromide released upon combustion or decomposition
Polymerization: Not expected to occur
Reactivity: Inert to most materials under standard lab conditions
Routes of Exposure: Eye contact, skin contact, inhalation, ingestion
Acute Effects: Causes irritation to eyes, skin, and mucous membranes. Ingestion may result in gastrointestinal discomfort, nausea, or vomiting
Chronic Effects: No chronic toxicity data available; prolonged exposure may cause dermatitis or respiratory symptoms such as coughing or shortness of breath
Sensitization: Not established as a sensitizer
Carcinogenicity: Not listed as a suspected or confirmed carcinogen by IARC, NTP, OSHA
Reproductive Toxicity: Insufficient data available; use caution
Mutagenicity: Insufficient data available
Other Data: Consult toxicology, occupational hygiene, or supplier for up-to-date studies
Toxicity: Expected to be moderately toxic to aquatic organisms based on structure and fate; no detailed ecotoxicity studies publicly available
Persistence/Degradability: May not rapidly degrade in soil or water; tends to persist under some environmental conditions
Bioaccumulation: Potential for bioaccumulation is low based on physical-chemical properties, but definitive studies lacking
Mobility in Soil: May migrate through soil and enter surface or groundwater under certain circumstances
Other Adverse Effects: Avoid release to waterways and soil; comply with all regional environmental regulations during use and disposal
Waste Treatment Methods: Dispose of as hazardous chemical waste following local, regional, or national regulations. Neutralize and treat in accordance with approved chemical waste handling procedures.
Container Disposal: Triple-rinse containers and offer for recycling or reconditioning where facilities exist. Otherwise, manage containers as hazardous waste.
Special Precautions: Do not release into drains, watercourses, or the environment. Engage a licensed chemical disposal contractor if needed.
EPA Waste Number: Not specified for this compound; follow general organic chemical disposal guidelines
UN Number: Not regulated for transport according to most international and domestic guidelines as of 2024
Proper Shipping Name: Not classified as a dangerous good for transport
Hazard Class: Not classified
Packing Group: Not assigned
Labeling Requirements: Use standard chemical labeling practices for laboratory chemicals
Special Transport Precautions: Securely seal and label containers; transport in secondary containment to minimize risk of leaks or spills
Safety, Health, and Environmental Regulations: Not specifically listed by US TSCA, EU REACH, or other major chemical regulatory schemes
Workplace Regulations: Treat as a hazardous material in line with OSHA workplace safety requirements; conduct regular training for staff on chemical hazards
Labelling: Clearly label with product name, hazard warnings, and supplier/contact details
Other Regulations: Waste and environmental release must comply with local, state, and country regulations; check current legislation for applicable restrictions
Inventory Listings: May not appear on all national inventories—verify status before commercial import/export or distribution
