Product Name: N-Heptyltriphenylphosphonium Bromide
Chemical Formula: C25H32BrP
Synonyms: Heptyltriphenylphosphonium Bromide
Recommended Use: Laboratory chemicals, synthesis of ionic liquids, phase transfer catalyst
Supplier Details: Manufacturer contact, emergency telephone, and address must be available on label or internal database
Emergency Phone: Refer to local regulation for emergency contact number
CAS Number: 26593-46-4
Classification: Skin irritation, eye damage, acute toxicity (oral and dermal)
Hazard Statements: Causes skin irritation. Causes serious eye irritation. Harmful if swallowed. Harmful in contact with skin.
Signal Word: Warning
Pictograms: Exclamation mark, health hazard
Precautionary Statements: Avoid breathing dust. Use in well-ventilated area. Wear protective gloves, clothing, eye protection.
Other Hazards: May create dust during handling. Slippery in presence of water.
Chemical Name: N-Heptyltriphenylphosphonium Bromide
Chemical Family: Phosphonium compound
CAS Number: 26593-46-4
EC Number: 247-886-0
Impurities: Minor residual solvents and byproducts possible below 1%
Purity: Typically above 98%
Eye Contact: Rinse with plenty of water for at least 15 minutes, lift eyelids. Seek medical advice if irritation persists.
Skin Contact: Remove contaminated clothing. Wash skin thoroughly with soap and water. Consult a physician if irritation develops.
Inhalation: Move to fresh air. Get medical attention if symptoms continue or worsen
Ingestion: Rinse mouth, provide water to drink. Do not induce vomiting without medical instruction. Call poison control or doctor immediately.
Notes to Physician: Treat symptomatically and supportively as needed.
Suitable Extinguishing Media: Use water spray, dry chemical, foam, or carbon dioxide. Choose media suitable for surrounding materials.
Specific Hazards: Emits toxic fumes of phosphorous compounds, phenyl derivatives, and bromide on decomposition.
Protective Equipment: Firefighters require self-contained breathing apparatus and protective clothing.
Fire Fighting Procedures: Avoid inhaling fumes. Combat fire from a safe distance. Cool nearby containers with water spray to prevent rupture.
Personal Precautions: Avoid breathing dust. Isolate area. Wear appropriate protective equipment, gloves, goggles, and a laboratory coat.
Environmental Precautions: Prevent entry into waterways, drains, and soil.
Cleanup Procedures: Sweep up spilled substance using non-sparking tools. Collect spilled material in clearly labeled, sealable containers. Wash residue from spill area with water, avoiding runoff into drains.
Waste Disposal: Dispose of according to local regulations for hazardous materials.
Handling: Always wear protective gloves, goggles, and lab coats. Avoid generating dust. Avoid inhalation and contact with skin, eyes, or clothing.
Storage: Store in tightly closed containers. Keep in a cool, dry, well-ventilated area. Protect from light and humidity. Store separately from oxidizers, acids, and other incompatible materials.
Incompatibilities: Strong oxidizing agents, strong acids, moisture.
Exposure Limits: No specific exposure limits listed for compound. Follow general dust and chemical exposure guidelines for workplace.
Engineering Controls: Use local exhaust ventilation. Use general room ventilation when handling bulk quantities.
Personal Protective Equipment: Nitrile or rubber gloves, safety goggles, lab coat. Use an approved respirator if dust formation occurs.
Hygiene Measures: Wash hands thoroughly after handling. Do not eat, drink, or smoke in work areas. Remove contaminated clothing and wash before reuse.
Environmental Controls: Avoid release to the environment. Use containment for large volume work.
Appearance: White to off-white crystalline powder
Odor: Odorless or faint characteristic odor
Melting Point: Around 230°C (decomposition)
Boiling Point: Decomposes before boiling
Solubility: Soluble in water and certain organic solvents
Density: 1.25-1.35 g/cm3 at 25°C
pH: Neutral to slightly basic in aqueous solution
Vapor Pressure: Negligible at room temperature
Partition Coefficient: Moderate (estimated, logP not measured)
Flash Point: Not flammable under normal conditions
Stability: Stable under recommended storage conditions
Reactivity: May react with oxidizing agents, acids, or strong alkalis
Hazardous Decomposition: Produces phosphorous oxides, bromine fumes, and triphenylphosphine on decomposition
Polymerization: No hazardous polymerization expected
Conditions to Avoid: Excess heat, direct sunlight, contact with moisture
Acute Toxicity: Harmful if swallowed or absorbed through the skin (oral/dermal LD50 data not widely available, but treat with caution)
Skin Irritation: Irritating to skin after prolonged or repeated contact
Eye Damage: Contact causes moderate to severe irritation
Inhalation: May cause nasal and respiratory tract irritation
Sensitization: No data available
Chronic Effects: No long-term studies published; avoid repeated exposure
Carcinogenicity: Not listed as a carcinogen by IARC, NTP, or OSHA
Other Information: Handle with standard precautions for laboratory chemicals. Treat as potentially harmful.
Ecotoxicity: Toxic to aquatic life due to bromide ions; long-term impact in the environment not fully assessed
Persistence and Degradability: Partially degradable under typical environmental conditions; bromide ion is persistent
Bioaccumulation Potential: Unlikely to bioaccumulate in aquatic or terrestrial organisms
Mobility in Soil: Mobile due to water solubility; may leach into groundwater
Other Adverse Effects: Avoid release to surface waters, soil, and drains
Waste Disposal Methods: Dispose of in accordance with local, regional, and national regulations as hazardous chemical waste.
Contaminated Packaging: Rinse and dispose of used containers as hazardous waste.
Special Precautions: Do not pour into drains or allow contaminant to reach natural water sources. Seek the advice of qualified waste disposal service providers.
UN Number: Not allocated (consult latest transport guidelines)
Proper Shipping Name: N-Heptyltriphenylphosphonium Bromide
Transport Hazard Class: Not classified as dangerous for transport by major international guidelines
Packing Group: Not regulated
Marine Pollutant: Yes, avoid release into waterways
Special Precautions: Keep container tightly closed, upright, and secured in transit. Protect from physical damage.
US TSCA: Registered or exemption may apply
ECHA (REACH): Check substance status and restrictions before use in Europe
OSHA: Not regulated as a hazardous chemical, use standard laboratory handling guidelines
WHMIS Canada: Not classed as controlled, still requires safe lab practice
Other Regulations: Substance-specific workplace controls can apply in certain regions. Check compliance requirements for local jurisdiction, including air emissions, water release, and workplace safety notification.
