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Material Safety Data Sheet: Ethylene Glycol Dibutyl Ether

Identification

Product Name: Ethylene Glycol Dibutyl Ether
Synonyms: 2-(Butoxymethoxy)butane, EGDME
Chemical Formula: C10H22O2
CAS Number: 112-96-9
Recommended Use: Solvent in chemical synthesis and specialty manufacturing
Supplier Details: Name and address vary by distributor, but it’s typically chemical supply warehouses or research chemical vendors
Emergency Phone Number: Refer to the supplier's main emergency number, often listed on the label or main paperwork

Hazard Identification

GHS Classification: Flammable Liquids (Category 3), Acute Toxicity—Oral (Category 4), Eye Irritation (Category 2A), Specific Target Organ Toxicity—Single Exposure (Category 3)
Signal Word: Warning
Hazard Statements: Causes serious eye irritation, harmful if swallowed, may cause drowsiness or dizziness, flammable liquid and vapor
Precautionary Statements: Avoid breathing vapors, wear protective gloves, keep away from heat and open flames, use only with adequate ventilation, do not eat or drink while using
Route of Exposure: Inhalation, ingestion, skin and eye contact
Physical Hazards: Can form explosive mixtures with air in poorly ventilated areas

Composition / Information on Ingredients

Chemical Name: Ethylene Glycol Dibutyl Ether
Concentration: Greater than 99% in technical grade samples
Impurities: Trace levels of related ethers or byproducts from manufacturing possible
CAS Number: 112-96-9

First Aid Measures

Inhalation: Remove the affected person to fresh air right away; get medical attention if symptoms persist such as coughing, dizziness, or headache
Skin Contact: Remove contaminated clothing, wash skin thoroughly with water and soap, seek medical attention for irritation or rashes
Eye Contact: Rinse eyes immediately with plenty of water for at least 15 minutes, hold eyelids open and roll eyes to make sure the wash gets everywhere, get medical help quickly
Ingestion: Do not try to induce vomiting, rinse mouth with water, and seek medical attention; keep victim calm
Most Symptoms: Eyes: pain, redness; Skin: dryness, irritation; Inhalation: dizziness, headache, nausea

Fire-Fighting Measures

Suitable Extinguishing Media: Use foam, dry chemical, or carbon dioxide to put out the flames; water can spread a liquid fire
Specific Hazards: Flammable vapor can collect in low spots, vapors could travel to a source of ignition and flash back
Protective Equipment: Firefighters need full protective suits with self-contained breathing apparatus
Hazardous Combustion Products: Carbon monoxide, carbon dioxide, possibly irritating aldehyde vapors during burning
Advice for Firefighters: Try to move containers from the fire area if it’s safe, cool tanks with water spray from a distance

Accidental Release Measures

Personal Precautions: Wear chemical splash goggles, gloves, and long sleeves, make sure ventilation is good, remove ignition sources
Spill Cleanup: Contain spills using non-combustible absorbents like sand or vermiculite, scoop up the material and place in a proper waste container, keep out of sewers
Environmental Protection: Prevent the solvent from reaching storm drains or waterways, let local environmental authorities know about significant releases
Decontamination: Wash the area with water and detergent after picking up spilled material

Handling and Storage

Handling: Work in a well-ventilated area, ground all handling equipment, keep the container tightly closed when not in use, do not breathe vapors or touch face with contaminated gloves, avoid static discharge
Storage Conditions: Store containers in a cool, dry, and ventilated place away from sources of ignition, incompatible materials like acids or oxidizers, keep containers upright and avoid stacking heavy objects on top
Special Considerations: Use explosion-proof electrical equipment in storage or working spaces

Exposure Controls and Personal Protection

Occupational Exposure Limit: Exposure limits are not specifically established, minimize vapor exposure
Engineering Controls: Use chemical fume hoods or exhaust ventilation, install leak detection sensors where feasible
Personal Protection Equipment: Chemical-resistant gloves like nitrile or neoprene, protective eyewear such as safety goggles, long-sleeved lab coats or aprons; if ventilation is poor, use an approved organic vapor respirator
Hygiene Measures: Wash hands and face after use, remove and wash contaminated clothing straight after spills

Physical and Chemical Properties

Appearance: Clear, colorless to pale yellow liquid
Odor: Mild ether smell
Boiling Point: Around 231°C (448°F)
Melting Point: Approximately -70°C (-94°F)
Flash Point: Close to 92°C (198°F)
Flammability: Flammable liquid
Vapor Pressure: About 0.5 mmHg at 20°C
Solubility: Low solubility in water, easily mixes with many organic solvents
Density: About 0.84 g/cm³ at 20°C

Stability and Reactivity

Chemical Stability: Remains stable under normal temperatures and pressure away from light, heat, and moisture
Possible Reactions: Strong oxidizing agents, strong acids, and strong bases can break down or react energetically with the solvent
Hazardous Decomposition: In a fire or at high temperatures, can emit hazardous gases including carbon monoxide and carbon dioxide
Polymerization: Does not polymerize on its own

Toxicological Information

Acute Effects: Inhalation and ingestion can cause headache, nausea, dizziness, or drowsiness; prolonged skin contact sometimes leads to irritation
Chronic Effects: High exposure over long periods could affect liver or kidney function, based on related ether compounds
LD50 (Oral, rat): Estimated around 2200 mg/kg
Signs of Exposure: Irritated eyes or throat, headache, upset stomach, fatigue
Carcinogenicity: Not classified as carcinogenic by IARC, NTP, or OSHA

Ecological Information

Aquatic Toxicity: May cause harm to aquatic life at high concentrations, limited data available
Persistence: Not expected to degrade easily in water, may bioaccumulate in aquatic organisms
Mobility: Mobile in soils, can potentially reach groundwater if a large spill occurs
Bioaccumulation: Low potential but not insignificant
Large Release Effects: Can cause oxygen depletion and disrupt aquatic organisms, highlights importance of spill containment

Disposal Considerations

Waste Disposal Methods: Collect waste in dual-lined drums, dispose of through a licensed hazardous waste disposal facility
Contaminated Packaging: Triple-rinse empty containers, offer rinsate to authorized waste collectors or reconditioners
Special Instructions: Never pour down the drain, incineration may be suitable at facilities equipped for chemical vapor scrubbing

Transport Information

UN Number: 1993
Shipping Name: Flammable liquid, n.o.s. (Ethylene Glycol Dibutyl Ether)
Transport Hazard Class: Class 3 (Flammable Liquids)
Packing Group: III (Moderate hazard)
Labels: Flammable liquid symbol required on all packages
Special Precautions: Use leakproof containers, supervise transfer, and never ship with strong oxidizers

Regulatory Information

OSHA Status: Regulated as a flammable liquid under OSHA hazard communication standard
TSCA (US): Listed on the TSCA inventory
SARA 311/312 Hazards: Immediate (acute), delayed (chronic), fire hazard
WHMIS (Canada): Class B2 (Flammable Liquids), D2B (Toxic Material Causing Other Toxic Effects)
EU Regulations: Classified under Regulation (EC) No. 1272/2008 (CLP); flammable and irritant
Other Standards: Some local, state, and international regulations may apply, always review local guidance for storage and waste disposal