2-ethoxyethanol
C4H10O2
Consulting for 2-ethoxyethanol
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Identification
- CAS Number
- 110-80-5
- EC Number
- 203-804-1
- UN Number
- 1171
- Index Number
- 603-012-00-X
- PubChem CID
- 8076
Physical-chemical properties
- Molecular Formula
- C4H10O2
- Molar Mass
- 90.12 g/mol
- IUPAC Name
- 2-ethoxyethanol
Chemical Identifiers
- InChI
- InChI=1S/C4H10O2/c1-2-6-4-3-5/h5H,2-4H2,1H3
- InChI Key
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N
Overview
2-ethoxyethanol (CAS 110-80-5) is a glycol ether solvent with excellent solubility properties and moderate volatility characteristics. This versatile organic compound, also known by its IUPAC designation 2-ethoxyethanol, belongs to the glycol ether family and serves as a critical solvent in numerous industrial applications. With the molecular formula C4H10O2 and a molecular weight of 90.12 g/mol, this colorless liquid exhibits unique bipolar solvent characteristics that make it valuable for dissolving both polar and non-polar substances. The compound features both ether and alcohol functional groups, providing exceptional compatibility with a wide range of chemical formulations. From a safety perspective, 2-ethoxyethanol requires careful handling due to its classification as a reproductive toxicant (Repr. 1B) and flammable liquid (Flam. Liq. 3). The substance carries acute toxicity warnings and displays GHS pictograms including flame, health hazard, and skull and crossbones symbols. Transport regulations classify it under ADR class 3, reflecting its flammable nature. Unlike more volatile solvents such as prop-2-enenitrile, 2-ethoxyethanol offers better process control while maintaining effective solvency power. Primary industrial applications include its use as a solvent in coating formulations, where it enhances film formation and leveling properties. The chemical industry also employs it in printing inks and textile processing, where its dual solubility characteristics prove particularly beneficial. Additionally, it serves as an intermediate in chemical synthesis and as a component in certain cleaning formulations. OYSI maintains reliable supplies of technical-grade 2-ethoxyethanol to support diverse European industrial requirements, ensuring consistent quality and regulatory compliance for professional applications.
Safety & Classification
Flam. Liq. 3; Repr. 1B; Acute Tox. 3; Acute Tox. 4
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Inhalation
Measures if vapours or dust are inhaled
First Aid Actions
- +P304IF INHALED:
- +P340Remove person to fresh air and keep comfortable for breathing.
- +P311Call a POISON CENTER/doctor.
Related hazard statements:
Ingestion
Measures if substance is accidentally swallowed
First Aid Actions
- +P301IF SWALLOWED:
- +P330Rinse mouth.
- +P331Do NOT induce vomiting.
- +P310Immediately call a POISON CENTER/doctor.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 1171 |
| ADR Class | 3 |
| Packing Group | III |
| Tunnel Code | D/E |
| Proper Shipping Name | Ethylenglycolmonoethylether |
| Marine Pollutant | No |
Frequently Asked Questions
What is 2-ethoxyethanol?
2-ethoxyethanol is an organic chemical compound with the molecular formula C4H10O2 and CAS number 110-80-5. It belongs to the glycol ether family and has a molecular weight of 90.12 g/mol. This substance is classified as a flammable liquid with reproductive toxicity properties and acute toxicity effects. It appears as a colorless liquid with characteristic ether-like odor and is highly soluble in water and most organic solvents due to its dual hydrophilic and lipophilic nature.
What are the physicochemical properties of 2-ethoxyethanol?
2-ethoxyethanol is a colorless liquid at room temperature with a mild, ether-like odor. It has excellent solubility in both water and organic solvents due to its glycol ether structure. The substance has a boiling point around 135°C and a flash point of approximately 44°C, contributing to its flammable classification. Its density is slightly higher than water, and it exhibits low volatility at room temperature while maintaining good miscibility with alcohols, ketones, and aromatic hydrocarbons.
What is 2-ethoxyethanol used for?
2-ethoxyethanol is primarily used as a solvent in industrial applications, particularly in coatings, paints, and varnishes formulations. It serves as an effective coalescent in water-based paints and as a coupling agent in cleaning products. The substance is also utilized in the textile industry for dyeing processes and in the production of resins and plastics. Additionally, it finds application in brake fluids, hydraulic fluids, and as a chemical intermediate in various manufacturing processes requiring its unique solvency properties.
How to handle 2-ethoxyethanol safely?
2-ethoxyethanol requires careful handling due to its reproductive toxicity and acute toxicity properties. Workers must wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and respiratory protection when necessary. Ensure adequate ventilation in work areas to prevent vapor accumulation. Avoid skin contact and inhalation as the substance can be absorbed through skin. Use explosion-proof equipment due to its flammable nature and maintain strict hygiene practices including thorough handwashing after handling.
How to store 2-ethoxyethanol correctly?
2-ethoxyethanol must be stored in a cool, dry, well-ventilated area away from heat sources, sparks, and open flames due to its flammable classification (Class 3). Keep containers tightly sealed and store below 25°C when possible. Avoid storage near strong oxidizing agents and incompatible materials. Use appropriate grounding and bonding procedures when transferring the substance to prevent static electricity buildup. Store in original containers with proper labeling and ensure access is restricted to trained personnel only.
What to do in case of contact with 2-ethoxyethanol?
2-ethoxyethanol exposure requires immediate action due to its toxic properties. For skin contact, immediately remove contaminated clothing and wash affected area thoroughly with soap and water for at least 15 minutes. In case of eye contact, flush eyes with clean water for 15 minutes and remove contact lenses if present. If inhaled, move person to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. Always consult a physician after any significant exposure and provide safety data sheet information.
How to dispose of 2-ethoxyethanol properly?
2-ethoxyethanol disposal must comply with local and European waste regulations as it is classified as hazardous waste. The substance cannot be disposed of in regular drains or waste streams due to its toxicity and environmental impact. Contact licensed hazardous waste disposal companies for proper treatment, which typically involves high-temperature incineration in specialized facilities. Contaminated containers and materials must also be treated as hazardous waste. Always consult local environmental authorities for specific disposal requirements and documentation procedures.
How to transport 2-ethoxyethanol?
2-ethoxyethanol is classified under ADR Class 3 (flammable liquids), Packing Group III for transportation purposes. It must be transported in approved containers with proper hazard labels and documentation. Vehicles must comply with ADR requirements including appropriate equipment for flammable liquid transport. Drivers need ADR certification and emergency response information. Packages must display the correct shipping name, UN number, and hazard pictograms. Ensure proper segregation from incompatible materials during transport and follow quantity limitations for different transport categories.
Is 2-ethoxyethanol subject to specific regulations?
2-ethoxyethanol is subject to strict European regulations under REACH and CLP classifications. It is classified as Reproductive Category 1B, requiring special handling and use restrictions. The substance falls under various workplace exposure limits and requires comprehensive risk assessments before use. Companies must comply with notification requirements and safety data sheet provisions. While not currently listed as SVHC, its reproductive toxicity classification means it may face future restrictions or authorization requirements under REACH Annex XIV, requiring careful regulatory monitoring.
Where to buy 2-ethoxyethanol in Europe?
2-ethoxyethanol is available through OYSI, a specialized European distributor of technical chemicals. As an established chemical distributor, OYSI provides this substance to industrial customers across Europe with proper documentation and regulatory compliance. The company ensures quality standards and provides comprehensive safety data sheets and technical support. Due to the substance's hazardous classification, purchase is typically restricted to professional users with appropriate handling capabilities and regulatory compliance. Contact OYSI directly for availability, specifications, and delivery options in your region.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.