Product Name: Tributyl(Hexadecyl)Phosphonium Tetrafluoroborate
Chemical Formula: C28H62BF4P
CAS Number: 1225580-43-9
Synonyms: Phosphonium, tributyl(hexadecyl)-, tetrafluoroborate
Recommended Use: Laboratory and industrial research
Supplier Details: Refer to supplier's contact for emergency and further information
Emergency Phone Number: Refer to SDS contact or local poison center
GHS Classification: Skin corrosion/irritation (Category 2), Serious eye damage/eye irritation (Category 2), Acute toxicity (Category 4, oral and dermal)
Hazard Pictograms: Exclamation mark, corrosive
Signal Word: Warning
Hazard Statements: Causes skin and eye irritation; harmful if swallowed; harmful in contact with skin; may cause respiratory irritation
Precautionary Statements: Wear protective equipment, avoid breathing vapor, use only outdoors or in well-ventilated area, wash hands thoroughly after handling, do not eat or drink during use
Chemical Name: Tributyl(Hexadecyl)Phosphonium Tetrafluoroborate
Common Name: Ionic liquid
Concentration: ≥98%
Impurities: Inorganic and organic byproducts below 2% (including possible traces of solvents)
Molecular Weight: 534.54 g/mol
Inhalation: Move person to fresh air, keep comfortable for breathing, seek medical attention for persistent symptoms
Skin Contact: Immediately remove contaminated clothing, rinse skin with water for at least 15 minutes, seek medical advice if irritation develops
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses if present and easy to do, continue rinsing, consult an ophthalmologist
Ingestion: Rinse mouth thoroughly, do not induce vomiting, drink water if not unconscious, call poison control or seek immediate medical help
Most Important Symptoms: Burning sensation, irritation to mucous membranes
Suitable Extinguishing Media: Dry chemical, CO2, foam, water spray
Specific Hazards: Emits toxic fumes of phosphorus oxides, boron compounds, and hydrogen fluoride under fire conditions
Protective Equipment: Firefighters need self-contained breathing apparatus and chemical-resistant protective clothing
Fire/Explosion Hazards: Product does not ignite easily; containers may explode upon intense heating
Advice for Firefighters: Evacuate area, use water spray to cool unopened containers, prevent fire-fighting water from entering drains
Personal Precautions: Wear chemical resistant gloves, goggles, and suitable protective clothing, avoid unprotected contact
Environmental Precautions: Prevent product from entering soil, sewers, and waterways
Clean-up Methods: Contain spill, absorb with vermiculite, sand, or inert material, collect for disposal in suitable containers, ventilate area, wash spill site after material pickup is complete
Handling: Use only in well-ventilated areas or local exhaust setup, avoid vapor or mist, wash thoroughly after handling, do not handle or store near heat sources and strong oxidizers
Storage: Keep container tightly closed in a cool, dry, and well-ventilated place, segregate from acids, alkalies, strong oxidizers, and sensitive metals, store away from direct sunlight and moisture
Engineering Controls: Work with fume hood or appropriate mechanical exhaust, provide safety shower and eyewash
Personal Protection: Chemical-resistant gloves, safety goggles, face protection recommended, lab coat, appropriate respirator if ventilation is inadequate
Hygiene Measures: Do not eat, drink or smoke, always wash hands before breaks and after handling
Exposure Limits: No established occupational exposure limits; minimize exposure using good industrial hygiene practices
State: Viscous liquid or soft solid (depends on temperature)
Color: Colorless to pale yellow
Odor: Slightly pungent, characteristic phosphonium odor
pH: Not determined in aqueous solution
Melting Point: 40-60°C (varies by purity)
Boiling Point: Decomposes before boiling
Flash Point: >100°C
Solubility: Partially soluble in water, fully soluble in organic solvents (e.g., acetonitrile, dichloromethane)
Density: ~0.97–1.05 g/cm³ at 20°C
Vapor Pressure: Negligible at ambient temperature
Partition Coefficient (n-Octanol/Water): Not available
Chemical Stability: Chemically stable under recommended storage conditions
Conditions to Avoid: Excessive heat, direct sunlight, moisture, contact with incompatible materials
Incompatible Materials: Strong oxidizing agents, strong acids, strong bases, aldehydes
Hazardous Decomposition Products: Tetrafluoroborate compounds may generate toxic boron and fluoride gases under fire or decomposition, phosphine-containing gases
Potential for Polymerization: Not expected to polymerize under normal conditions
Acute Toxicity: Harmful if swallowed, harmful in contact with skin
Skin Corrosion/Irritation: Moderate irritation observed in animal testing
Serious Eye Damage/Irritation: Causes severe eye irritation
Respiratory Sensitization: May cause irritation of respiratory tract with prolonged exposure
Chronic Effects: No long-term studies available; avoid repeated or prolonged exposure
Carcinogenicity: No components listed as carcinogens by IARC, NTP, or OSHA
Mutagenicity: No reported mutagenic effects in available literature
Reproductive Toxicity: No data for reproductive effects to date
Symptoms: Irritation, rash, redness, cough, headache
Ecotoxicity: Toxic to aquatic life, particularly aquatic invertebrates and algae; avoid environmental release
Persistence and Degradability: Not readily biodegradable; environmental breakdown occurs slowly
Bioaccumulation Potential: High logP values suggest potential for bioaccumulation
Soil Mobility: May adsorb to soil or sediments
Additional Information: No detailed data available on long-term effects on aquatic or terrestrial organisms, avoid introduction into waterways, drains, and soil
Disposal Methods: Treat as hazardous waste according to national and local regulations, contact certified disposal contractor
Contaminated Packaging: Triple rinse containers, then puncture for landfill disposal or incinerate, dispose according to official guidelines
Environmental Cautions: Do not dispose via sewage, drains or natural watercourses
Special Precautions: Wear suitable PPE during disposal, clean and decontaminate surfaces after handling
UN Number: Not assigned specifically for this compound
Transport Hazard Class: Not regulated for ground, air, or sea transport under most jurisdictions, check local requirements
Packing Group: Not applicable if not regulated
Special Precautions: Avoid exposure to heat and moisture, use tightly sealed containers
Proper Shipping Name: Chemical substance, n.o.s. (not otherwise specified) suggested for unregulated shipments
Other Information: Shipment documentation should indicate chemical hazards
TSCA Status: Not listed on the United States TSCA inventory; for R&D use only
REACH: Not registered as of latest review
OSHA Hazards: Irritant
Labeling Requirements: Classification and labeling according to Globally Harmonized System (GHS)
Inventory Listings: Ingredients not expected to be listed on national or regional inventories
Other Regulations: Consult local and national authorities for restrictions or permit requirements regarding handling and waste
Workplace Controls: Workers must comply with occupational hygiene standards; safety training for chemical users encouraged
