Product Name: Phenyltrimethylammonium Chloride
Chemical Formula: C9H14ClN
CAS Number: 2174-56-3
Manufacturer: Available on bulk chemical suppliers, including lab supply companies in North America, Europe, Asia
Recommended Use: Research laboratory, chemical synthesis, specialty chemical applications
Contact Information: Emergency response hotlines often provided by major chemical suppliers, consult with professional safety data systems for emergencies
Synonyms: N,N,N-Trimethylanilinium chloride
Classification: Irritant to skin and eyes, may harm mucous membranes, swallow exposure can cause gastric discomfort
GHS Label Elements: Exclamation mark pictogram, warning signal word
Hazard Statements: Causes moderate eye and skin irritation, may induce coughing and dryness in respiratory tract on prolonged exposure
Precautionary Statements: Avoid direct contact, prevent inhalation of dust, use in well-ventilated spaces
Potential Health Effects: Short-term contact: redness, tearing, itching; ingesting can lead to abdominal pain or nausea; inhalation can cause throat and lung irritation
Chronic Effects: Extended contact might dry or crack the skin, evidence for systemic toxicity in chronic exposure not well documented
Chemical Name: Phenyltrimethylammonium Chloride
Common Name: N,N,N-Trimethylanilinium chloride
CAS Number: 2174-56-3
Percentage: 99% or greater purity in most laboratory preparations
Impurities: Typical traces include inorganic salts and minor organic amines, identified through certificate of analysis in specific batches
Eye Contact: Flush immediately with running water for at least 15 minutes, hold eyelids apart, remove contact lenses if present, seek medical advice if irritation develops
Skin Contact: Remove contaminated clothing, wash area thoroughly with soap and water, seek professional medical care if irritation persists or blistering occurs
Inhalation: Move affected person to fresh air, keep comfortable for breathing, consult doctor if symptoms such as coughing or breathing trouble appear
Ingestion: Rinse mouth out thoroughly, drink moderate amounts of water, do not induce vomiting, contact poison control or emergency physician immediately
Note to Responders: Always assess scene safety, avoid unprotected exposure
Suitable Extinguishing Media: Dry chemical, carbon dioxide, or foam extinguishers recommended; water can be used to cool containers but does not control chemical fire
Specific Hazards: Emits toxic fumes under combustion, including hydrogen chloride and nitrogen oxides
Fire Fighting Instructions: Wear self-contained breathing apparatus, fire-resistant protective clothing, isolate fire area, avoid generating airborne dust
Thermal Decomposition: Releases noxious gases, chemical structure may break down rapidly at high heat
Explosion Hazard: Not known for explosion risk under normal handling; avoid accumulation of dust with ignition sources
Personal Precautions: Equip gloves, safety goggles, dust mask or respirator, prevent dust inhalation or skin contact
Environmental Precautions: Avoid release to natural waterways, prevent chemical from entering drains or sewers
Methods for Clean Up: Absorb solid spills with dry, inert material like vermiculite or sand, sweep gently into appropriate waste containers, ventilate area during cleanup
Decontamination: Wash spill area with water and mild detergent after removing bulk material
Reporting: Notify regulatory body in case of significant environmental release, document incident details for chemical safety record-keeping
Safe Handling: Use within chemical fume hood or ventilated lab, avoid touching mouth, nose, or eyes; wash hands immediately after use
Technical Measures: Use only with appropriate PPE including gloves, goggles, lab coat; ensure spill management tools available at all times
Safe Storage Conditions: Store in cool, dry area, away from incompatible materials such as strong bases or oxidizers, keep container tightly closed
Incompatible Materials: Store separate from strong oxidizing agents, strong acids and bases
Storage Containers: Use tightly sealed, chemically resistant bottles, label all chemical containers clearly
Occupational Exposure Limits: No established national or international exposure limits, handle as potentially hazardous
Engineering Controls: Fume hood, local exhaust ventilation, prevent accumulation of airborne particles in closed spaces
Personal Protective Equipment: Chemically protective gloves (nitrile or neoprene preferred), safety goggles, laboratory coat, face mask or respirator for dust or aerosol-generating activities
Hygiene Measures: Wash hands before breaks and after handling, avoid eating, drinking, or smoking in laboratory environments
Monitoring Requirements: Routine laboratory air monitoring for dust concentrations if used at scale, regular PPE inspections
Appearance: White to off-white, crystalline powder
Odor: Weak amine-like or almost odorless
Melting Point: Approximately 190-195°C
Boiling Point: Not applicable, decomposes before boiling
pH (1% solution): Slightly acidic to neutral
Solubility: Soluble in water, methanol, ethanol; low solubility in nonpolar solvents
Density: About 1.1 g/cm³
Vapor Pressure: Negligible at ambient temperatures
Partition Coefficient: Not widely reported, consult technical literature if required
Other Properties: Stable as a dry solid, avoid moisture exposure
Chemical Stability: Stable under proper storage, avoids rapid decomposition in cool, dry, sealed containers
Reactivity: Typically unreactive towards common laboratory solvents or air, reacts with strong oxidizers or bases
Hazardous Decomposition Products: May emit hydrogen chloride, methylamine, nitrogen oxides if heated to decomposition
Conditions to Avoid: Prolonged exposure to moisture, high heat, and direct sunlight
Incompatible Materials: Strong acids, alkalis, oxidizing agents like peroxides
Acute Toxicity: Data limited for specific oral/dermal/inhalation LD50, related quaternary ammonium salts have low-to-moderate acute toxicity by ingestion
Skin Irritation: Causes redness, may cause dryness after repeated exposure
Eye Irritation: Conjunctival irritation documented in laboratory experience
Respiratory Effects: Exposure to dust may produce mild irritation or coughing
Sensitization: No strong data for skin or respiratory allergy resulting from repeated exposure
Chronic Toxicity: No evidence for birth defects, cancer, or long-lasting organ effects in scientific literature, though long-term studies are scarce
Carcinogenicity, Mutagenicity, Reproductive Effects: Not designated as carcinogen or mutagen under current regulations, inadequate data for reproductive risk assessment
Aquatic Toxicity: Moderately toxic to aquatic organisms; spills in water bodies may harm invertebrates and fish
Bioaccumulative Potential: Data limited, similar quaternary ammonium compounds show moderate persistence
Persistence and Degradability: Slow breakdown under natural environmental conditions, primarily degraded by hydrolysis or microbial attack
Mobility in Soil: Moderate, can leach into soil and spread through groundwater if not contained
Other Adverse Effects: Large releases pose risk to aquatic life and water quality, take care in disposing of rinse water or washing residue
Waste Treatment Methods: Collect residue in sealed containers for chemical waste disposal
Disposal of Contaminated Packaging: Triple-rinse, then dispose according to local hazardous waste regulations
Hazardous Waste Designation: Usually considered hazardous under many regional regulations due to aquatic toxicity
Incineration: Permitted at government-approved facilities only, do not dispose in general waste streams
UN Number: Not listed in the UN Dangerous Goods list in most editions
Transportation Hazard Class: Not regulated as flammable, explosive, or toxic cargo under DOT/IATA/IMDG guidelines
Packing Group: No packing group assignment for this compound
Proper Shipping Name: Chemical, n.o.s. (not otherwise specified), unless local rules require different labeling
Environmental Hazards: Not classified as marine pollutant under IMDG, manage with care to avoid environmental release
Special Precautions: Protect shipments from moisture, secure containers to prevent breakage during movement
OSHA: Not listed as highly hazardous, standard laboratory chemical safety rules apply
TSCA: Listed or otherwise permitted for research and development in the US, consult inventory for updates
REACH: European manufacturers must comply with pre-registration or full registration depending on import quantities
Other Regional Regulations: Check country-specific chemical management acts for import, use, and disposal rules
Safety Phrases: Wear personal protective gear, avoid contaminating water supplies, keep out of reach of children and unauthorized users
Labeling Requirements: Follow GHS labeling, list manufacturer, product name, signal word, hazard and precautionary statements on label
