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Chemical Name: Dihexadecyl Peroxydicarbonate
Common Uses: Free radical polymerization, specialty chemical synthesis
Appearance: White to off-white crystalline solid
Odor: Faint, waxy scent
CAS Number: 26322-14-5
Molecular Formula: C34H68O6
Molecular Weight: 572.9 g/mol
Typical Concentration: Up to 100% for research purposes
Labels: Oxidizing agent, organic peroxide, lab use only
Main Risks: Strong oxidizer, unstable under heat, may cause eye and skin irritation, risks of respiratory issues if dust is inhaled
Signal Word: Danger
Hazard Statements: May explode when heated, contact with combustibles increases fire risk, harmful if swallowed
Pictograms: Exploding bomb, exclamation mark
Precautionary Statements: Keep away from heat and open flames, avoid contact with skin, eyes, and clothing, ensure good ventilation
Ingredient: Dihexadecyl Peroxydicarbonate
Concentration: ≤ 100%
Impurities: Possible residual solvents from synthesis, often below reportable levels in lab grade material
Inhalation: Move affected person to fresh air, seek medical attention if symptoms persist
Ingestion: Rinse out mouth, give water if conscious, do not induce vomiting, contact medical assistance
Skin Contact: Immediately wash skin with soap and water, remove contaminated clothing
Eye Contact: Rinse eyes cautiously with water for several minutes, remove contact lenses if present, seek medical advice
Suitable Extinguishing Media: Water spray, foam, dry chemical powders for small fires
Specific Hazards: Decomposes at elevated temperatures releasing carbon oxides and flammable vapors, risk of violent explosion under fire conditions
Protective Equipment: Use self-contained breathing apparatus and full protective gear
Additional Tips: Cool surrounding containers with water spray to prevent explosions
Personal Protection: Wear chemical-resistant gloves, safety goggles, and suitable respirator
Spill Cleanup: Sweep up without creating dust, collect in a closed, non-combustible container for disposal
Ventilation: Maintain adequate airflow in the work area
Environmental Precaution: Prevent entry into drains or waterways
Handling Tips: Minimize friction, impact, and rough handling, avoid dust generation, never work alone with unstable peroxides
Storage Guidance: Store in a cool, dry place, away from direct sunlight and sources of ignition, segregate from reducing agents, acids, and combustibles, use explosion-proof refrigeration if available
Engineering Controls: Use in fume hood, ensure eyewash and safety showers are nearby
Personal Protection: Chemical splash goggles, flame-resistant lab coat, nitrile gloves, fitted respirator for dust
Hygiene Measures: Wash hands thoroughly after handling, do not eat, drink, or smoke during use
Exposure Limits: Not established for this specific compound, apply general organic peroxide recommendations
Physical State: Solid
Melting Range: 36–38°C
Boiling Point: Decomposes before boiling
Solubility: Practically insoluble in water, soluble in non-polar organic solvents
Vapor Pressure: Negligible at room temperature
Decomposition Temperature: Sensitive to heat, decomposes above 40°C
Other Properties: Slightly waxy texture, floats on water
Chemical Stability: Unstable under heat, light, or contamination
Reactivity: May react violently with reducing agents, acids, or organics
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, hydrocarbons
Conditions to Avoid: Temperatures above storage guidelines, friction, impact, contamination
Oral Toxicity: Harmful if swallowed, can cause gastrointestinal irritation
Inhalation Effects: May cause respiratory tract irritation, dizziness, or headache
Dermal Contact: Prolonged exposure might irritate skin, especially with open cuts
Eye Contact: Can irritate mucous membranes, redness or pain possible
Carcinogenicity: Not classified as carcinogenic by IARC, OSHA, or NTP
Chronic Effects: No known long-term health data, best to limit repeated exposure
Environmental Impact: Potentially hazardous to aquatic life, limited degradation data available
Mobility: Not very water soluble, likely to adsorb to soil particles
Persistence: Organic peroxides don’t break down quickly without sunlight or heat
Bioaccumulation: Low potential due to high molecular weight and insolubility
Waste Disposal: Collect as hazardous waste, send to licensed chemical incinerator
Do Not: Pour down drain or discharge to environment
Container Disposal: Rinse thoroughly, puncture to render unusable, treat under hazardous waste guidelines
DOT/ADR Classification: Organic peroxide, Type D, temperature controlled
Risks During Transport: Shock, friction, overheating
Packaging: Use approved containers with solid insulation and temperature monitoring
Labeling: Clearly marked with oxidizer and danger labels, transported only by trained personnel
OSHA Status: Regulated as hazardous chemical
EU Regulation: CLP classified, specific restrictions on handling and transportation
TSCA Status: Listed chemical in US
Worker Recommendations: Employers follow training, labeling, and emergency readiness guidelines based on local laws
