Product Name: 2-(2-Bromoethyl)-1,3-Dioxane
Synonyms: None commonly used
CAS Number: 62043-23-0
Recommended Use: Synthesis intermediate in chemical processes
Manufacturer or Supplier: Supplier contact on invoice or delivery documents
Emergency Phone Contact: National Poison Control or chemical emergency line
Address: Listed on packaging or purchase documents
Email: Supplier email for safety and handling queries
Classification: Skin irritation (Category 2), Eye irritation (Category 2A), Specific Target Organ Toxicity (Single Exposure, Category 3)
Pictograms: Exclamation mark
Signal Word: Warning
Hazard Statements: Harmful if swallowed, causes skin irritation, causes serious eye irritation, may cause respiratory irritation
Precautionary Statements: Wash hands after handling, avoid breathing vapors or dust, use only outdoors or in a well-ventilated area, wear protective gloves, protective clothing, and eye protection
Other Hazards: Possible emission of toxic vapors in case of fire or decomposition
Routes of Entry: Inhalation, ingestion, skin and eye contact
Chemical Name: 2-(2-Bromoethyl)-1,3-Dioxane
Formula: C6H11BrO2
CAS Number: 62043-23-0
Concentration: 98-100% by weight
Impurities or Stabilizing Additives: None reported in usual commercial samples
Physical State: Liquid
Other Identifiers: No EC number publicly assigned
Inhalation: Move to fresh air, keep at rest, seek medical advice if symptoms appear
Skin Contact: Remove contaminated clothing, rinse skin thoroughly with soap and water for several minutes, consult a doctor for persistent irritation
Eye Contact: Rinse cautiously with water for at least 15 minutes, remove contact lenses, seek medical attention
Ingestion: Rinse mouth, do not induce vomiting, drink plenty of water, consult physician or poison control
Most Important Symptoms: Respiratory discomfort, skin redness, eye pain or redness, abdominal discomfort if swallowed
Notes to Physician: Treat symptomatically; supportive care is crucial
Suitable Extinguishing Media: Water spray, alcohol-resistant foam, dry chemical, carbon dioxide
Unsuitable Extinguishing Media: Direct water jet
Specific Hazards: Releases toxic fumes (hydrogen bromide, carbon oxides) upon overheating or combustion
Special Protective Equipment: Firefighters should wear self-contained breathing apparatus and full protective gear
Precautions: Approach area from upwind, keep containers cool by spraying with water
Products of Combustion: Hydrogen bromide, carbon monoxide, carbon dioxide
Fire Hazard Data: Not classified as highly flammable but decomposes to hazardous substances above 150°C
Personal Precautions: Evacuate area, use personal protective equipment including respiratory protection if necessary
Environmental Precautions: Prevent entry into sewers or waterways, inform authorities when significant releases occur
Containment: Absorb spill with inert material like sand, collect for proper disposal
Cleaning Methods: Shovel absorbed material into closed container for disposal, ventilate area
Decontamination: Wash affected area with plenty of water
Emergency Procedures: Restrict access until clean-up finishes, supervise for vapor exposure
Safe Handling: Work in a chemical fume hood or well-ventilated area, wear suitable protective equipment, avoid inhaling vapors, prevent skin and eye contact
Storage Conditions: Store in tightly closed containers, keep in a cool, dry, well-ventilated place, avoid sources of ignition, segregate from strong oxidants and acids
Special Requirements: Never store in open or unlabeled containers, ensure containers are suitable for halogenated compounds
Incompatibles: Strong acids, strong oxidizers, bases
Packaging: Glass, HDPE, or metal drums with airtight seals
Protective Devices: Eye-wash stations and safety showers in vicinity
Control Limits: No established national occupational exposure limit
Engineering Controls: Chemical fume hood, good general ventilation
Respiratory Protection: NIOSH-approved respirators for organic vapor if ventilation inadequate
Eye Protection: Chemical safety goggles, face shield
Skin Protection: Nitrile gloves, lab coat, apron
Hygiene Measures: No eating, drinking, or smoking in work area, wash hands before breaks and at end of work
Environmental Controls: Local exhaust ventilation, containment to avoid environmental discharge
Appearance: Clear to pale yellow oily liquid
Odor: Mild, ether-like
Odor Threshold: No data available
pH: Not applicable
Melting Point: -20 to -16 °C
Boiling Point: ~210–215 °C
Flash Point: >90 °C (estimated)
Evaporation Rate: No data available
Flammability: Not readily flammable
Explosive Limits: No data available
Vapor Pressure: Low at room temperature (estimated)
Vapor Density: Heavier than air
Relative Density: 1.42–1.47 g/cm³
Solubility: Slightly soluble in water, miscible with most organic solvents
Partition Coefficient (n-octanol/water): No data available
Auto-ignition Temperature: No data available
Decomposition Temperature: >150 °C
Viscosity: Medium, data not quantified
Reactivity: Stable under recommended conditions, reacts with strong oxidizers
Chemical Stability: Stable when stored properly, sensitive to heat and moisture
Hazardous Reactions: Can react vigorously with strong bases, acids, or oxidizing agents
Conditions to Avoid: Excessive heat, open flame, direct sunlight, high humidity
Incompatible Materials: Oxidizers, alkali metals, strong acids
Hazardous Decomposition Products: Hydrogen bromide, carbon oxides
Polymerization: Not expected under normal conditions
Acute Toxicity: Oral LD50 (rat, estimated) between 300–2,000 mg/kg
Skin Corrosion/Irritation: Moderate skin irritant, may cause redness, dryness
Serious Eye Damage/Irritation: Causes significant irritation, may injure corneal tissue
Respiratory Sensitization: Likely to cause upper airway irritation, cough, shortness of breath
Germ Cell Mutagenicity: No data available
Carcinogenicity: Not listed as a carcinogen by IARC, NTP, or OSHA
Reproductive Toxicity: No reliable data available
Specific Target Organ Toxicity, Single Exposure: Can impair respiratory function on inhalation
Repeated Exposure: Prolonged skin contact increases risk of dermatitis, no systemic toxicity studied
Symptoms Related to Exposure: Headache, dizziness, skin redness, abdominal pain
Ecotoxicity: No research confirms high toxicity to aquatic organisms, but release to waterways should be avoided
Persistence and Degradability: Partially biodegradable; slow degradation rate in water and soil expected
Bioaccumulation Potential: Low to moderate (estimated); no evidence of biomagnification
Mobility in Soil: Moderate, risk of leaching if spilled
Results of PBT and vPvB Assessment: Not classified as persistent, bioaccumulative and toxic, or very persistent and very bioaccumulative
Other Adverse Effects: May impact aquatic environments if released in quantity, disrupt microbial life in wastewater
Waste Treatment Methods: Dispose via certified chemical waste disposal contractor
Contaminated Packaging: Rinse containers, puncture, dispose as hazardous chemical waste
Incineration: Suitable in controlled industrial facilities only
Special Precautions: Do not pour into household drains or landfill
Legal Compliance: Follow national and local hazardous waste regulations
Recycling Information: Not applicable
UN Number: 3271 (Bromoalkyl compounds, liquid, n.o.s.)
Proper Shipping Name: Bromoalkyl compounds, liquid, n.o.s.
Transport Hazard Class: 6.1 (Toxic substances)
Packing Group: III
Labels: Toxic
Environmental Hazards: Not classified as marine pollutant
Special Precautions for User: Avoid temperature extremes, tightly sealed during transit
Transport in Bulk: Not typically shipped in bulk
ADR/RID, IMDG, IATA: Regulations apply; confirm with carrier
International Inventories: Not listed on all regional chemical inventories
OSHA Status: Not specifically regulated
SARA Title III: Not classified as extremely hazardous but handle as toxic material
TSCA Status: Not comprehensively listed
DSL/NDSL (Canada): May not appear on Domestic Substances List
REACH Status (EU): Registration required if supplied over 1 tonne/year
Other Regulations: Workplace Hazardous Materials Information System (WHMIS) D2B - Irritant in Canada
Labeling Requirements: Must display hazard code and pictogram, signal word “Warning,” precautionary statements
Restriction: Industrial use only; not for use in food, drugs, or cosmetics
