Product Name: Dipropylene Glycol N-Butyl Ether
Chemical Formula: C10H22O3
CAS Number: 29911-28-2
Other Identifiers: DPNB, DPnB
Recommended Use: Solvent in coatings, cleaning agents, inks
Manufacturer/Supplier: Major global chemical suppliers; information on specific source available on request
Contact Information: Emergency phone numbers available through Chemtrec, company safety lines
Classification: Eye irritation Category 2, Skin irritation Category 2
Signal Word: Warning
Hazard Statements: Causes serious eye irritation; causes skin irritation; may cause drowsiness or dizziness
Precautionary Statements: Wear protective gloves and goggles; avoid breathing vapors; wash hands thoroughly after handling; use only outdoors or in well-ventilated areas
Pictograms: Exclamation mark
Health Hazards: Prolonged or repeated skin contact can lead to dryness, cracking
Environmental Hazards: Toxic to aquatic life with long lasting effects
Chemical Name: Dipropylene Glycol N-Butyl Ether
Concentration: 98%–100%
Impurities: Typical trace of dipropylene glycol monobutyl ether isomers
Synonyms: Propanol, butoxy-, dipropylene glycol ether, DPGNB
Inhalation: Remove to fresh air; keep affected person comfortable; seek medical attention if symptoms persist
Skin Contact: Rinse affected area with soap and water; remove contaminated clothing; seek medical help for irritation
Eye Contact: Rinse gently with plenty of water for at least 15 minutes; remove contact lenses if present; consult an ophthalmologist
Ingestion: Rinse mouth; do not induce vomiting; seek medical attention immediately
Medical Attention: Immediate treatment for eye, skin, or major inhalation exposure is important
Suitable Extinguishing Media: Alcohol-resistant foam, dry powder, carbon dioxide or water spray
Unsuitable Extinguishing Media: Direct water jet (may spread fire)
Special Hazards: Forms hazardous combustion products including carbon monoxide and carbon dioxide
Protective Equipment: Wear self-contained breathing apparatus and full protective clothing
Firefighting Instructions: Cool exposed tanks and containers with water spray; avoid inhaling vapors or fumes
Explosion Hazards: Containers may rupture when heated; vapors can travel to ignition source
Personal Protection: Use chemical-resistant gloves, safety goggles, and protective clothing; ventilate area
Spill Containment: Contain with sand, earth or non-combustible absorbent; prevent from entering drains or watercourses
Clean-up Procedures: Collect absorbed material in labeled drums for disposal; wash spill area with water
Environmental Precautions: Avoid release to environment; notify authorities if large spills occur
Handling: Use in a well-ventilated area; avoid inhalation of vapor and contact with eyes and skin; wear appropriate personal protective equipment
Storage Conditions: Store in tightly closed containers in a cool, dry, well-ventilated area; keep away from heat, sparks and open flames
Storage Incompatibilities: Keep away from oxidizers, acids, strong bases
Special Precautions: Store only in original or compatible containers; avoid prolonged exposure to sunlight
Exposure Limits: ACGIH TLV: 10 ppm (inhalable fraction and vapor), OSHA PEL: not established
Engineering Controls: Local exhaust ventilation, safety showers and eyewash stations in work area
Personal Protection: Respiratory protection when vapor concentration is high; chemical-resistant gloves, splash goggles, long-sleeved clothing
Hygiene: Wash hands before eating, drinking or smoking; remove contaminated clothing before entering eating areas
Appearance: Clear, colorless to pale yellow liquid
Odor: Faint, sweet, ether-like
Odor Threshold: Not established
pH: Neutral
Boiling Point: 230–232°C (446–449°F)
Melting Point: −68°C (−90°F)
Flash Point: 96°C (205°F, closed cup)
Evaporation Rate: Very slow compared to butyl acetate
Flammability: Not highly flammable, may form combustible mixtures at elevated temperature
Vapor Pressure: 0.007 kPa at 25°C
Solubility: Miscible with most organic solvents, slight in water
Density: 0.95 g/cm³ at 20°C
Partition Coefficient (n-octanol/water): log Kow 1.2
Viscosity: 5.4 mPa·s at 25°C
Chemical Stability: Stable under normal conditions
Incompatibility: Strong oxidizing agents, acids
Decomposition Products: Carbon dioxide, carbon monoxide, other unknown organic compounds from thermal decomposition
Possibility of Hazardous Reactions: No dangerous reactions under anticipated conditions of use
Conditions to Avoid: Excessive heat, sparks, open flame
Acute Toxicity: Oral LD50 (rat): 3,750 mg/kg; Dermal LD50 (rabbit): 2,760 mg/kg
Inhalation: May cause respiratory irritation and central nervous system effects such as dizziness and drowsiness
Skin Irritation: Prolonged or repeated contact dries out and sometimes irritates skin
Eye Irritation: Causes serious irritation; risk of damage with direct contact
Chronic Effects: Prolonged overexposure may affect liver and kidneys
Sensitization: Not classified as a skin sensitizer
Carcinogenicity: Not listed by IARC, NTP, OSHA as a carcinogen
Mutagenicity: Not considered mutagenic; no significant reproductive toxicity observed in animal studies at normal exposures
Ecotoxicity: Moderately toxic to aquatic organisms; LC50 (fish, 96 h): 841 mg/L; EC50 (daphnia, 48 h): 1,270 mg/L
Persistence and Degradability: Expected to biodegrade in environment
Bioaccumulation: Low potential; log Kow value suggests minimal accumulation
Mobility in Soil: Expected to have moderate mobility in soil and water
Other Adverse Effects: Large spills can threaten water resources; proper containment prevents significant impact
Disposal Method: Dispose of contents and container according to local, regional, and national regulations
Waste Treatment: Incineration preferred for this class of solvent under controlled conditions
Container Disposal: Empty containers may contain residues; rinse before disposal or recycling
Unclean Packaging: Handle as hazardous waste; avoid landfill for larger quantities
Special Instructions: Contact licensed waste disposal service for proper treatment
UN Number: Not regulated for land, sea, air transport under most conditions
Transport Hazard Class: Not classified as hazardous for transport
Packing Group: Not applicable
Special Precautions: Ensure containers are secure and upright; prevent leaks in transit
OSHA Status: Hazardous chemical according to OSHA Hazard Communication Standard
TSCA Status: Listed on TSCA Inventory
SARA Title III: Not subject to Section 313; not an extremely hazardous substance
RCRA Status: Does not meet criteria for hazardous waste under RCRA (unless contaminated)
State Regulations: Listed by California Prop 65 only if contaminated with impurity
Other Regulatory: Subject to workplace chemical safety reporting in the EU (REACH) and GHS standards globally
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