Product Name: Hexyltriethylammonium Bromide
Synonyms: N,N,N-Triethylhexan-1-aminium bromide
Product Number: HTAB12345
CAS Number: 16242-88-3
Application: Surfactant, phase transfer catalyst, laboratory chemical
Manufacturer: Major Specialty Chemicals, Inc.
Address: 100 Progress Drive, Rochester, NY 14623, USA
Emergency Phone: CHEMTREC: 1-800-424-9300
Recommended Use: For industrial, research, and laboratory purposes only
GHS Classification: Acute Toxicity (Oral) Category 4, Eye Irritation Category 2A, Skin Irritation Category 2
Label Elements: Signal Word: Warning
Hazard Statements: Harmful if swallowed, causes skin and serious eye irritation
Pictograms: Exclamation Mark
Routes of Exposure: Inhalation, oral, dermal, ocular
Symptoms: Nausea, vomiting, abdominal pain, irritation, redness, blurred vision
Chemical Name: Hexyltriethylammonium Bromide
CAS No.: 16242-88-3
Concentration: ≥ 98% by weight
Impurities: Trace organics (<2%)
Hazard Components: No components classified as carcinogenic, mutagenic, or toxic for reproduction at relevant concentrations
Inhalation: Move person to fresh air, monitor for breathing difficulties, provide oxygen if breathing remains labored, get medical attention if symptoms persist
Skin Contact: Remove contaminated clothing, rinse skin thoroughly with soap and water for at least 15 minutes, seek medical advice if irritation develops
Eye Contact: Rinse with water for at least 15 minutes, hold eyelids apart, remove contact lenses if present, call a physician if eye irritation continues
Ingestion: Rinse mouth with water, do not induce vomiting unless instructed by medical personnel, give small quantities of water to drink if person is conscious, consult physician
Most Important Symptoms: Irritation to eyes, skin, respiratory and digestive tracts; risk of chemical burns in severe exposures
Suitable Extinguishing Media: Dry chemical, foam, carbon dioxide, water spray
Unsuitable Extinguishing Media: High-power water jets
Special Hazards: Fumes of hydrogen bromide, nitrogen oxides, and carbon oxides may evolve during combustion
Personal Protective Equipment for Firefighters: Full protective gear including self-contained breathing apparatus
Firefighting Instructions: Cool exposed containers with water, prevent run-off into drains, avoid inhaling combustion products
Personal Precautions: Avoid skin and eye contact, ensure adequate ventilation, evacuate unnecessary personnel, wear suitable protective equipment
Environmental Precautions: Prevent spillage from entering soil, drains, surface water and ground water
Methods for Cleaning Up: Absorb with inert material such as sand, transfer to appropriate waste container, decontaminate area with detergent and water
Disposal: Refer to Section 13 for appropriate waste disposal methods
Handling Precautions: Use with adequate ventilation, avoid breathing dust, avoid contact with skin and eyes, do not eat, drink, or smoke when using the product
Storage Conditions: Store tightly closed in a dry, cool, well-ventilated location in original packaging
Incompatible Materials: Strong oxidizers, strong acids, and strong bases
Specific End Use(s): Not for household or food contact applications, handle only by trained staff following good chemical hygiene
Occupational Exposure Limits: No occupational exposure limits established by OSHA, NIOSH, or ACGIH
Engineering Controls: Work in fume hood, ensure eye wash stations and emergency showers are accessible
Personal Protective Equipment: Chemical-resistant gloves (nitrile recommended), safety goggles, face shield, lab coat, long sleeves
Respiratory Protection: Use NIOSH-approved respirator in case of dust or aerosol generation
Hygiene Measures: Wash hands after handling, do not eat or drink in work area, remove gloves and clothing immediately if contaminated
Appearance: White crystalline powder
Odor: Mild, amine-like
Odor Threshold: Not established
pH: 6–7 (1% solution in water)
Melting Point / Freezing Point: 270–276°C
Boiling Point: Decomposes before boiling
Flash Point: Not applicable (solid)
Evaporation Rate: Not applicable
Flammability: Not flammable under standard conditions
Explosion Limits: Not available
Vapor Pressure: Negligible at room temperature
Vapor Density: Not determined
Density / Relative Density: 1.08 g/cm³
Solubility: Highly soluble in water, soluble in alcohol
Partition Coefficient (n-octanol/water): Not determined
Auto-ignition Temperature: Not self-igniting
Decomposition Temperature: Decomposes above 200°C, releasing toxic fumes
Chemical Stability: Stable under normal storage and handling conditions
Reactivity: Non-reactive under recommended conditions
Hazardous Reactions: Reacts with strong oxidizers or acids producing toxic gases
Conditions to Avoid: Heat, sources of ignition, moisture, strong acids, and oxidizing agents
Hazardous Decomposition Products: Hydrogen bromide, triethylamine, bromine fumes, carbon oxides, nitrogen oxides
Acute Toxicity: Estimated LD50 (oral, rat): 405 mg/kg
Skin Corrosion/Irritation: Causes moderate to severe skin irritation
Serious Eye Damage/Irritation: Irritating with risk of serious eye effects
Respiratory Sensitization: Not classified; inhalation of dust may cause irritation
Germ Cell Mutagenicity: No data indicate mutagenic properties
Carcinogenicity: Not listed by IARC, NTP, or OSHA
Reproductive Toxicity: No established effects, data inadequate
Specific Target Organ Toxicity (single or repeated): May aggravate pre-existing skin, eye, and respiratory conditions
Aspiration Hazard: Unlikely due to physical form
Aquatic Toxicity: Harmful to aquatic organisms with long-term effects possible
Persistence and Degradability: Not readily biodegradable
Bioaccumulative Potential: No significant bioaccumulation expected based on molecular structure and solubility
Mobility in Soil: Likely to leach in water-saturated environments
Other Adverse Effects: Excessive release may disrupt aquatic life in immediate area, observe best practices to contain runoff and avoid discharge to waterways
Waste Disposal Methods: Collect residues and dispose of as hazardous waste according to local, regional, and national regulations
Contaminated Packaging: Dispose of containers as hazardous material, do not reuse
Sewage Disposal Restrictions: Do not discharge into sewer systems or natural water sources
Other Disposal Recommendations: Work with licensed chemical disposal contractor to ensure safe and traceable removal of waste, comply fully with environmental protection standards
UN Number: Not regulated for transport by DOT, IATA, IMDG
Proper Shipping Name: Hexyltriethylammonium Bromide
Transport Hazard Class: Not classified as hazardous for transport
Packing Group: Not applicable
Environmental Hazards: Not a marine pollutant by IMDG criteria
Special Precautions for Users: Ensure product remains in tightly sealed container, load and unload carefully to prevent accidental spillage
USA Regulations: SARA 302: Not listed; SARA 311/312: Acute health hazard; SARA 313: Not subject to reporting; TSCA: Listed
EU Regulations: REACH Status: Registered, not classified as a substance of very high concern; CLP: Warning label required
Canada Regulations: DSL/NDSL: Listed
Other National Listings: Consult regional chemical safety regulations
Labeling Requirements: Product must be labeled with hazard warnings, emergency procedures, and contact information for chemical emergencies
