Product Name: Benzyl Bromide
Chemical Formula: C7H7Br
CAS Number: 100-39-0
Synonyms: α-Bromotoluene, Phenylmethyl bromide
Recommended Use: Chemical synthesis, laboratory reagent
Supplier Contact: Refer to label for manufacturer’s address and emergency phone number
Classification: Acute toxicity (oral, inhalation, dermal); Skin and eye corrosivity; Respiratory sensitizer
Signal Word: Danger
Hazard Statements: Toxic if swallowed; causes severe skin burns and eye damage; may cause respiratory irritation
Pictograms: Skull and crossbones, corrosion, exclamation mark
Precautionary Statements: Avoid inhalation of vapors or mists; avoid contact with skin, eyes, and clothing; wash thoroughly after handling; use personal protective equipment; store locked up
Chemical Name: Benzyl Bromide
Concentration: > 98%
Impurities: Trace related aromatic compounds, residual solvents
Hazardous Components: None significant below established thresholds
Inhalation: Remove person to fresh air; provide artificial respiration if not breathing; seek immediate medical attention
Skin Contact: Remove contaminated clothing; flush skin thoroughly with water for at least 15 minutes; seek medical advice
Eye Contact: Rinse eyes with plenty of water for at least 15 minutes; lift upper and lower eyelids intermittently; obtain prompt medical assistance
Ingestion: Do not induce vomiting; rinse mouth; call a physician or poison center right away; avoid giving anything by mouth to an unconscious person
Suitable Extinguishing Media: Dry chemical, foam, carbon dioxide
Unsuitable Media: Water streams can spread liquid
Hazardous Combustion Products: Hydrogen bromide, bromine, carbon monoxide, carbon dioxide
Protective Equipment: Full protective gear, self-contained breathing apparatus
Special Instructions: Keep containers cool with water spray; prevent runoff from entering drains or water sources
Personal Precautions: Evacuate non-essential personnel; avoid inhalation and contact; ventilate area
Spill Cleanup: Absorb with inert material such as sand or vermiculite; collect in sealed containers for disposal
Environmental Precautions: Prevent entry into sewers, basements, or waterways; notify authorities in the event of significant spillage
Decontamination: Wash contaminated surfaces with plenty of water and detergent
Handling: Work in a chemical fume hood; wear protective gloves, goggles, and apron; avoid all unnecessary exposure; keep containers tightly closed
Storage: Store in a cool, dry, well-ventilated location; segregate from acids, alkalis, and oxidizing agents; keep away from heat and direct sunlight; use secondary containment
Exposure Limits: No OSHA PEL or ACGIH TLV established; minimize exposure as much as possible
Engineering Controls: Local exhaust ventilation, chemical fume hood
Personal Protection: Nitrile gloves, chemical splash goggles, lab coat, full-face protection for high concentrations
Respiratory Protection: NIOSH-approved respirator if airborne concentrations exceed safe limits
Hygiene Practices: Wash hands after use; remove contaminated clothing before leaving work area; do not eat, drink, or smoke when using this product
Appearance: Clear colorless to pale yellow liquid
Odor: Pungent, suffocating
Boiling Point: 201–202 °C
Melting Point: -3 °C
Flash Point: 94 °C (closed cup)
Vapor Pressure: 0.08 mmHg @ 20 °C
Solubility: Slightly soluble in water; miscible with alcohol, ether, chloroform
Density: 1.438 g/cm³
pH: Not applicable
Chemical Stability: Stable under recommended conditions
Reactivity: Reacts violently with strong bases and oxidizers; hydrolyzes slowly in water
Hazardous Decomposition: Hydrogen bromide, bromine, carbon oxides
Conditions to Avoid: Excessive heat, ignition sources, moisture, incompatible materials
Polymerization: Not expected under normal conditions
Routes of Exposure: Inhalation, ingestion, skin, and eye contact
Acute Effects: Severe irritation of mucous membranes, burns, headache, nausea, pulmonary edema
Chronic Effects: Prolonged exposure can cause dermatitis, respiratory sensitization, central nervous system impacts
LD50 (oral, rat): 180 mg/kg
LD50 (dermal, rabbit): 855 mg/kg
Additional Information: Not identified as carcinogenic by IARC, NTP, or OSHA; repeated exposure should be prevented
Ecotoxicity: Toxic to aquatic organisms; may cause long-term adverse effects in the aquatic environment
Persistence and Degradability: Not readily biodegradable; potential for bioaccumulation
Mobility in Soil: Low to moderate; can migrate to groundwater if spilled
Other Adverse Effects: Contamination of waterways could disrupt local ecosystems
Waste Treatment Methods: Dispose of in accordance with federal, state, and local regulations; incinerate or contract with licensed chemical disposal service
Container Disposal: Rinse thoroughly; triple-rinse if possible; do not reuse containers
Precautions: Avoid release to the environment; prevent materials from reaching sewers or drains
UN Number: UN1737
Proper Shipping Name: Benzyl Bromide
Hazard Class: 6.1 (Toxic substances)
Packing Group: II
Labels: Toxic, corrosive
Special Precautions: Keep upright; secure containers; avoid transporting with incompatible materials
OSHA: Hazardous chemical under the Hazard Communication Standard
SARA Title III: Not subject to specific reporting requirements; check for state-level reporting
TSCA: Listed
RCRA: U-list (hazardous waste); dispose of residual material as hazardous waste
EU Classification: T+ (Very toxic), C (Corrosive), N (Dangerous for the environment)
Other Regulations: Review all country, state, and local regulations for handling, use, and registration
