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Diethylene glycol monoethyl ether (DEGEE) is a clear, colorless to pale yellow hygroscopic liquid belonging to the glycol ether family.
DEGEE combines both ether and alcohol functionalities, making it an effective solvent and carrier in various industrial and consumer applications.
DEGEE is prized for its balanced properties: moderate volatility, good solvency, low odor, and compatibility with water and organic solvents.
CAS Number: 111-90-0
EC Number: 203-937-5
Molecular Formula: C6H14O3
Molecular Weight: 134.17 g/mol
Synonyms: Diethylene Glycol Monoethyl Ether; DEGEE; Ethoxyethyl Diglycol; Transcutol E; Carbitol E; Carbitol; Ethyl DEG; Diethylene Glycol Ethyl Ether; Ethoxydiglycol; 2-(2-Ethoxyethoxy)ethanol, Diethylene glycol monoethyl ether, Carbitol, Carbitol Cellosolve, DEGEE, Ethoxydiglycol, 2-(2‑Ethoxyethoxy)ethanol, Ethyl diglycol, Dowanol DE, Poly‑Solv DE, Solvosol, Transcutol, Dioxitol, Polysolv DE, 3,6‑Dioxa‑1‑octanol, Dowanol, Ethyl carbitol, Ethyl diglycol ether, 1‑Ethoxy‑2‑(2‑ethoxyethoxy)ethanol, Ethyl diglycol dissolvent, Diethylene glycol ethyl ether, Ethyldiglycol
APPLICATIONS
Diethylene glycol monoethyl ether is used as a solvent in water-based paints and coatings.
Diethylene glycol monoethyl ether is applied in industrial cleaners to dissolve grease and oil.
Diethylene glycol monoethyl ether is used in printing inks for controlled drying.
Diethylene glycol monoethyl ether is employed in metal degreasing solutions.
Diethylene glycol monoethyl ether is used as a coalescing agent in latex emulsions.
Diethylene glycol monoethyl ether is included in floor polish formulations.
Diethylene glycol monoethyl ether is used in textile printing to improve dye penetration.
Diethylene glycol monoethyl ether is added to agrochemical formulations as a carrier.
Diethylene glycol monoethyl ether is used in industrial paint strippers.
Diethylene glycol monoethyl ether is used as a diluent in resins and epoxy systems.
Diethylene glycol monoethyl ether is included in wood stain products for better absorption.
Diethylene glycol monoethyl ether is used in detergent formulations to dissolve hydrophobic soils.
Diethylene glycol monoethyl ether is applied in automotive cleaning products.
Diethylene glycol monoethyl ether is used in fuel additives for combustion improvement.
Diethylene glycol monoethyl ether is employed in leather finishing for smooth spreading.
Diethylene glycol monoethyl ether is used in cutting fluids as a stabilizer.
Diethylene glycol monoethyl ether is used in hydraulic brake fluids as a solvent.
Diethylene glycol monoethyl ether is applied in cosmetics as a solubilizer.
Diethylene glycol monoethyl ether is used in personal care products for mild fragrance dispersion.
Diethylene glycol monoethyl ether is included in hair dye formulations.
Diethylene glycol monoethyl ether is used in de-icing fluids for airport runways.
Diethylene glycol monoethyl ether is used as a plasticizer in polymer films.
Diethylene glycol monoethyl ether is added to pesticides to improve wetting and spreading.
Diethylene glycol monoethyl ether is used in surface coatings to control flow and leveling.
Diethylene glycol monoethyl ether is applied in ceramic inks to improve dispersion.
Diethylene glycol monoethyl ether is used in alkyd paints for gloss enhancement.
Diethylene glycol monoethyl ether is used in thermoset coatings for reduced viscosity.
Diethylene glycol monoethyl ether is used in electroplating baths for stability.
Diethylene glycol monoethyl ether is used in automotive antifreeze as a viscosity regulator.
Diethylene glycol monoethyl ether is used in home cleaning sprays as a fast-evaporating solvent.
Diethylene glycol monoethyl ether is added to industrial degreasers for improved efficiency.
Diethylene glycol monoethyl ether is used in lubricants as a dispersing medium.
Diethylene glycol monoethyl ether is applied in adhesive formulations for better tack control.
Diethylene glycol monoethyl ether is used in vinyl and acrylic sealants.
Diethylene glycol monoethyl ether is used in photocopier toners.
Diethylene glycol monoethyl ether is used in ballpoint pen inks for smooth writing.
Diethylene glycol monoethyl ether is used in inkjet printing for drop consistency.
Diethylene glycol monoethyl ether is included in engine coolant formulations.
Diethylene glycol monoethyl ether is used in electrochemical machining fluids.
Diethylene glycol monoethyl ether is used in photoresist developers.
Diethylene glycol monoethyl ether is used in protective coatings for tools and machinery.
Diethylene glycol monoethyl ether is applied in polyurethane dispersion systems.
Diethylene glycol monoethyl ether is added to deodorizers as a neutral carrier.
Diethylene glycol monoethyl ether is used in formulation of flexible PVC.
Diethylene glycol monoethyl ether is used in pigment grinding for paints.
Diethylene glycol monoethyl ether is used in specialty printing for circuit boards.
Diethylene glycol monoethyl ether is used in textile softening agents.
Diethylene glycol monoethyl ether is employed in various water-based lacquers.
Diethylene glycol monoethyl ether is used in degreasing emulsions for metal processing.
Diethylene glycol monoethyl ether is used in synthetic leather manufacturing for plasticizer control.
Solvent & Co-Solvent:
Used in coatings, inks, and paints to dissolve resins, pigments, and dyes; enhances flow and gloss.
Personal Care:
Employed in cosmetics, lotions, and fragrances as a carrier, humectant, and viscosity modifier (e.g., in Transcutol E).
Pharmaceuticals:
Acts as a solubilizer and penetration enhancer in topical, oral, and injectable formulations.
Industrial Applications:
Used in cleaning solutions, metalworking fluids, and degreasing agents owing to its solvency and water miscibility.
Household Products:
Found in detergents, surface cleaners, and stain removers.
Chemical Intermediates:
Utilized in polyester resin production and as a reactant in specialized syntheses.
Textiles & UV Curable Systems:
Assists in dyeing processes and as a reactive diluent in UV-curable coatings.
DESCRIPTION
Diethylene glycol monoethyl ether is a clear, colorless liquid with a mild odor.
Diethylene glycol monoethyl ether has high solvency and excellent miscibility with water and organic solvents.
Diethylene glycol monoethyl ether is part of the glycol ether family, commonly used in industrial formulations.
Diethylene glycol monoethyl ether provides a slow evaporation rate ideal for cleaning and coatings.
Diethylene glycol monoethyl ether improves leveling and flow in water-based systems.
Diethylene glycol monoethyl ether acts as a coupling agent in many cleaning and coating formulations.
Diethylene glycol monoethyl ether has a boiling point of approximately 195°C.
Diethylene glycol monoethyl ether is considered moderately toxic and should be handled with care.
Diethylene glycol monoethyl ether is used across diverse sectors including paints, coatings, cleaners, and cosmetics.
Diethylene glycol monoethyl ether is regulated for use depending on regional health and safety standards.
Diethylene glycol monoethyl ether is a viscous, slightly sweet-smelling liquid.
It is water-miscible and soluble with many organic solvents, enabling formulation flexibility.
DEGEE is considered low in toxicity relative to other glycol ethers, making it favorable in cosmetic and pharmaceutical uses.
The compound functions as both solvent and carrier, often used to enhance active ingredient performance due to its excellent penetration characteristics.
DEGEE is stable under normal temperatures but absorbs moisture from air, and it should be kept sealed.
While low odor, high purity grades are available for sensitive applications like skincare or pharma.
PROPERTIES
Property: Specification
Appearance: Clear, colorless to pale yellow liquid
Odor: Mild, sweet
Molecular Formula: C6H14O3
Molecular Weight: 134.17 g/mol
Boiling Point: 230 °C @ 760 mmHg
Melting Point: –60 °C
Density: 0.958 g/cm³ @ 20 °C
Flash Point: 105 °C (closed cup)
Vapor Pressure: 0.02 kPa @ 20 °C
Solubility: Miscible with water, alcohols, and glycols
Viscosity: 8 mPa·s @ 20 °C
pH (1% aqueous): Neutral (≈7)
Vapor Conc. (TLV): 5 ppm maximum recommended exposure
Stability: Stable; hygroscopic, avoid moisture ingress
Storage: 10–30 °C, well‑sealed container
FIRST AID
Inhalation:
Remove to fresh air; if respiratory distress occurs, seek medical attention.
Skin Contact:
Wash with soap and water; seek help if irritation develops.
Eye Contact:
Rinse for at least 15 minutes; medical evaluation if discomfort continues.
Ingestion:
Rinse mouth, offer water; do not induce vomiting.
Seek medical advice if in large amounts.
Note to Physicians:
Treat symptomatically; monitor respiratory and gastrointestinal systems.
HANDLING AND STORAGE
Handling:
Use in well-ventilated environment; avoid inhalation, ingestion, and skin/eye contact.
Wearing gloves and eye protection is recommended for large-scale usage.
Storage:
Tightly close containers in a cool, dry, well-ventilated area; protect from excessive heat or contamination.
Spill:
Absorb with inert material (e.g., earth or vermiculite); collect waste, wash area with water; dispose of per local guidelines.
Disposal:
Dispose of in compliance with local regulations; avoid discharge into the environment.
