Product Name: 1,2-Propanediol, 3-[(2-ethylhexyl)oxy]-
Synonyms: 2-Ethylhexyl glyceryl ether
CAS Number: 70445-33-9
Recommended Use: Intermediate, solvent, cosmetic ingredient
Supplier: Contact information for manufacturer, including address and emergency phone number
Restrictions: No identified specific restrictions under common industrial practices
Classification: Not classified as hazardous according to OSHA Hazard Communication Standard
Label Elements: No hazard pictograms required; precautionary statements for any splashing or prolonged contact
Health Hazards: Mild skin and eye irritation possible; not expected to be harmful if inhaled, ingested, or touched under normal conditions
Environmental Hazards: Not considered an environmental hazard under typical use; improper disposal can contribute to local pollution
Other Hazards: Slippery when spilled; high vapor concentrations may cause slight discomfort in poorly ventilated areas
Chemical Name: 1,2-Propanediol, 3-[(2-ethylhexyl)oxy]-
Concentration: ≥98%
Impurities: ≤2%, typically glycols or by-products from synthesis
Molecular Formula: C11H24O3
Molecular Weight: 204.31 g/mol
Ingredient Contribution: No toxic additives or hazardous stabilizers present
Eyes: Rinse with copious amounts of clean water for several minutes; remove contact lenses if present; seek medical attention if irritation persists
Skin: Wash affected areas with soap and water; remove contaminated clothing; consult a physician if rash or persistent irritation develops
Inhalation: Move affected person to fresh air; keep warm and rest; seek medical attention if discomfort or symptoms do not improve
Ingestion: Rinse mouth with water; do not induce vomiting; seek immediate medical help if large quantity ingested or if symptoms such as nausea or vomiting occur
Suitable Extinguishing Media: Use water spray, alcohol-resistant foam, carbon dioxide, or dry chemical
Special Hazards from Combustion: Smoke, carbon monoxide, carbon dioxide formed under fire conditions
Firefighter Protection: Wear self-contained breathing apparatus and full protective clothing; avoid inhalation of combustion vapors
Advice for Fire Responders: Use water spray to cool containers; prevent runoff from entering drains or watercourses
Personal Precautions: Wear chemical-resistant gloves, protective goggles, and suitable clothing to prevent contact; ventilate the area
Environmental Precautions: Prevent product from escaping into drains, watercourses, or soil
Containment Methods: Soak up spills with inert absorbent material such as sand or earth
Cleanup Methods: Collect residues into a suitable container; dispose according to local, regional, and national regulations
Other Advice: Wash spill area thoroughly with water; check for slippery surfaces to avoid falls
Safe Handling: Avoid prolonged or repeated skin contact; avoid contact with eyes; keep container tightly closed when not in use; always use in a well-ventilated place
Storage Conditions: Store in cool, dry, well-ventilated location away from heat sources, open flames, direct sunlight, or incompatible chemicals such as strong acids and oxidizers
Incompatible Materials: Strong acids, strong bases, oxidizing agents
Recommended Storage Materials: Stainless steel, HDPE, original packaging
Special Considerations: Keep away from food, feed, or drinking water; do not reuse empty containers
Permissible Exposure Limits: No established OSHA or ACGIH exposure limits; minimize direct exposure by occupational hygiene measures
Engineering Controls: Mechanical ventilation or local exhaust to keep airborne concentrations low
Personal Protective Equipment: Chemical-resistant gloves (nitrile or PVC), protective goggles, long-sleeved clothing
Respiratory Protection: Respirator with appropriate filter in case of inadequate ventilation or potential aerosol formation
Hygiene Measures: Wash hands thoroughly after handling; remove contaminated clothing before eating or leaving the workplace
Appearance: Clear, colorless to pale yellow liquid
Odor: Slight, sweet or mild
Odor Threshold: Not determined
pH: Neutral, approximately 6.5–7.5 (at 20°C, 10% w/v)
Melting/Freezing Point: -42°C
Boiling Point/Range: 125–135°C at 5 mmHg
Flash Point: >120°C (Closed cup)
Evaporation Rate: Slower than water
Flammability (solid, gas): Not applicable
Lower Explosion Limit: Not determined
Upper Explosion Limit: Not determined
Vapor Pressure: <0.08 mmHg at 20°C
Vapor Density: Air = 1, product heavier
Relative Density: ~0.93 g/cm³ at 20°C
Solubility in Water: Partial to moderate (depends on temperature)
Partition Coefficient (n-octanol/water): 2.3 (estimated)
Auto-ignition Temperature: >200°C
Decomposition Temperature: >230°C
Viscosity: 80–100 mPa·s at 25°C
Chemical Stability: Stable under normal conditions of temperature and pressure
Reactivity: No strong reactivity expected; reacts with strong oxidizing agents
Conditions to Avoid: Prolonged exposure to heat, ignition sources, and incompatible materials
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, possible organic acid vapors
Polymerization: Product does not polymerize under typical storage or use
Acute Toxicity: Low; LD50 (oral, rat) estimated >2,000 mg/kg
Skin Corrosion/Irritation: Mild irritation possible on prolonged contact
Eye Damage/Irritation: Mild irritant
Respiratory Sensitization: No known effects
Skin Sensitization: Rare cases of mild allergic reaction
Germ Cell Mutagenicity: Not expected to be mutagenic
Carcinogenicity: Not classified as carcinogen by IARC, NTP, or OSHA
Reproductive Toxicity: No data showing reproductive effects
STOT – Single Exposure: Negligible
STOT – Repeated Exposure: Use within safety guidelines shows no chronic health risks
Aspiration Hazard: Low aspiration toxicity
Ecotoxicity: Aquatic toxicity data not available; predicted to be biodegradable and have low bioaccumulation potential
Persistence and Degradability: Expected to be inherently biodegradable based on structure
Bioaccumulative Potential: Partition coefficient suggests low bioaccumulation risk
Mobility in Soil: Likely to have moderate mobility; leaching possible in high quantities
Other Adverse Effects: Overuse or improper release impacts local aquatic habitats; not classified as marine pollutant
Waste Treatment Methods: Incinerate in licensed facility or landfill in compliance with local, regional, and national regulations
Container Disposal: Rinse thoroughly before discarding or recycling; contaminated packaging treated as hazardous
Product Disposal: Avoid direct release to sewers or surface water; consult authorities for guidance based on location
Special Precautions: Segregate from incompatible wastes and document disposal path to maintain traceability
UN Number: Not regulated under current UN transport rules
Proper Shipping Name: Not considered dangerous goods for ADR/RID, IMDG, IATA
Transport Hazard Class: None
Packing Group: None required
Marine Pollutant: No
Special Precautions for Transport: Secure drums to prevent leaks; avoid temperature extremes
Transport in Bulk: Follow national bulk regulations where applicable
TSCA Inventory Status: Listed
REACH Registration: Pre-registered or exempt
SARA/Title III: Not subject to reporting requirements
California Proposition 65: Not listed
Other National Regulations: Requirements may vary; always check with local health and safety authorities
Workplace Restrictions: Standard PPE and hygienic measures apply; no additional mandatory controls under typical usage
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