Product Name: Benzyltriphenylphosphonium Chloride
Synonyms: Triphenyl(phenylmethyl)phosphanium chloride
Chemical Formula: C25H22ClP
CAS Number: 6147-11-1
Manufacturer: Supplier information typically found on label
Recommended Use: Laboratory chemicals, synthesis of organic intermediates
Emergency Contact: Refer to specific manufacturer’s emergency number listed on product label
GHS Classification: Irritant, Harmful
Hazard Statements: Causes skin irritation; causes serious eye irritation; harmful if swallowed; may cause respiratory irritation
Pictograms: Exclamation mark (GHS07)
Signal Word: Warning
Precautionary Statements: Avoid breathing dust or fumes; wear protective gloves, eye protection, lab coat; wash hands thoroughly after handling; do not eat, drink, or smoke during use; avoid release to the environment
Potential Health Effects: Skin and eye irritation, respiratory tract irritation, nausea or headache with excessive exposure
Substance: Benzyltriphenylphosphonium Chloride
Chemical Identity: C25H22ClP
EC Number: 228-354-0
Impurities/Additives: Does not contain stabilizing additives in standard presentation, purity typically above 98%
Inhalation: Quickly move affected person to fresh air; seek medical attention for persistent cough or difficulty breathing
Skin Contact: Remove contaminated clothing; wash exposed skin immediately with mild soap and plenty of water; medical attention suggested for persistent redness or irritation
Eye Contact: Rinse with clean water for several minutes, remove contact lenses if present; seek medical attention immediately if irritation persists
Ingestion: Rinse mouth with plenty of water, never give anything by mouth to an unconscious person; seek medical attention immediately; do not induce vomiting unless directed by medical professional
Associated Symptoms: Burning eyes, cough, nausea, redness or dermatitis on skin
Suitable Extinguishing Media: Water spray, dry chemical powder, carbon dioxide, foam
Unsuitable Extinguishing Media: Direct water jet can spread powder
Specific Hazards: May emit toxic fumes under fire conditions, such as carbon oxides, phosphorus oxides, hydrogen chloride gas
Protective Equipment: Firefighters use self-contained breathing apparatus, wear full protective gear
Explosion Hazard: Material not classified as explosive; dust can produce hazardous conditions in poorly ventilated areas
Personal Precautions: Use personal protective equipment, avoid inhaling dust or powder; keep unprotected persons away
Environmental Precautions: Prevent spillage from entering drains, water courses; do not release undiluted material into environment
Methods for Cleanup: Scoop up material carefully, use damp cloth to wipe residues, clean area with detergent and plenty of water; dispose of collected material according to local regulations; ventilate area after cleanup
Reporting: Notify local authorities if a large spill contaminated the environment
Handling: Avoid contact with skin, eyes, and clothing; operate in well-ventilated workspace; wear standard laboratory gloves, goggles, and protective clothing; prevent dust buildup; do not handle near food or beverages
Storage: Keep tightly closed in original packaging or compatible, well-labeled containers; store in cool, dry, well-ventilated location away from direct sunlight, strong acids, and bases; protect from moisture; keep away from children and unauthorized personnel
Engineering Controls: Operate in chemical fume hood; use local exhaust ventilation; avoid formation of airborne dust
Personal Protective Equipment: Safety glasses or goggles, chemical-resistant gloves (nitrile or PVC), lab coat or apron, if dust exposure possible use dust mask or NIOSH-approved respirator
General Hygiene: Wash hands thoroughly after working; do not eat, drink, or smoke in lab area; remove contaminated clothing before leaving workspace
Appearance: White to off-white crystalline powder
Odor: Odorless or faint organic scent
Odor Threshold: No data available
pH: No data available
Melting Point: 225-230°C
Boiling Point: Not applicable for solid
Flash Point: Not determined
Evaporation Rate: Not applicable
Flammability: Not classified as flammable
Vapor Pressure: Not applicable
Solubility: Soluble in polar organic solvents; limited solubility in water
Partition Coefficient: Not determined
Decomposition Temperature: Data not available
Viscosity: Not applicable
Chemical Stability: Stable under typical handling and storage conditions
Conditions to Avoid: Moisture, excessive heat, sources of ignition
Incompatible Materials: Strong acids and bases, strong oxidizing or reducing agents
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, phosphorus oxides, hydrogen chloride gas possible at high temperatures or under fire
Polymerization: Hazardous polymerization not expected
Acute Toxicity (oral): Data limited; oral toxicity moderately low, but may provoke nausea, vomiting
Acute Toxicity (dermal): Data not available; no major dermal absorption expected
Irritation Effects: Eye and skin irritation upon direct contact
Inhalation Effects: Irritation to respiratory tract, coughing, and shortness of breath
Chronic Effects: Long-term studies not available; repeated exposure may result in dermatitis or respiratory irritation
Sensitization: No reports of allergic sensitization
Carcinogenicity, Mutagenicity, Reproductive Toxicity: Substance not listed as carcinogenic or mutagenic by ACGIH, IARC, NTP, OSHA; no clear evidence for reproductive toxicity
Aquatic Toxicity: May pose hazard to aquatic organisms with sufficient quantity
Persistence and Degradability: No data on degradability; organophosphonium salts tend to persist in environment
Bioaccumulative Potential: No tested data; structure suggests limited bioaccumulation in aquatic organisms
Mobility in Soil: No data; likely binds to soil components
Additional Environmental Information: Prevent release to surface water, sewers, or soil; collect spills promptly
Product Disposal: Treat as hazardous chemical waste; collect remains in properly labeled containers
Waste Methods: Dispose by incineration at authorized waste treatment facility; follow local, regional, and national regulations
Container Disposal: Rinse empty containers with solvent, then with water; deliver to hazardous waste facility
Additional Notes: Do not dispose via household drains or municipal garbage collection
UN Number: Not classified as dangerous for transport
Transport Hazard Class: Not regulated under ADR/RID/IMDG/IATA
Packing Group: Not applicable
Proper Shipping Name: Benzyltriphenylphosphonium chloride
Special Precautions: Keep tightly sealed and upright during transport; prevent mechanical stress or impact; avoid moisture exposure en route
Labelling Requirements: OSHA hazard communication rules apply for laboratory use
REACH Status: Not listed under Annex XVII or XIV; not a substance of very high concern
U.S. TSCA: Included in the TSCA inventory
Canada DSL/NDSL: Ingredient is listed
SARA/Right-to-Know: Not subject to SARA Title III Section 313 reporting
California Proposition 65: Not listed
Other Information: Refer to local chemical safety office for country-specific workplace controls and restrictions
