2-ethylhexyl acetate

C10H20O2

CAS103-09-3

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Identification

CAS Number
103-09-3
EC Number
203-079-1
UN Number
PubChem CID
7635

Physical-chemical properties

Molecular Formula
C10H20O2
Molar Mass
172.26 g/mol
IUPAC Name
2-ethylhexyl acetate

Chemical Identifiers

InChI
InChI=1S/C10H20O2/c1-4-6-7-10(5-2)8-12-9(3)11/h10H,4-8H2,1-3H3
InChI Key
WOYWLLHHWAMFCB-UHFFFAOYSA-N

Overview

2-Ethylhexyl acetate (CAS 103-09-3) is an ester compound with excellent solvency properties and low volatility characteristics. This organic solvent, with the molecular formula C10H20O2 and molecular weight of 172.26 g/mol, serves as a versatile chemical intermediate in numerous industrial applications. Also identified by EC number 203-079-1, this acetate ester combines the structural benefits of a branched alcohol chain with the functional properties of an acetate group. The compound exhibits favorable physical and chemical properties that make it particularly valuable in specialty applications. Its relatively high boiling point and low vapor pressure contribute to reduced emissions during processing, while maintaining effective dissolving capabilities for various organic materials. The branched structure of the 2-ethylhexyl group provides enhanced compatibility with polymeric materials and improved flow characteristics in formulated products. From a safety perspective, 2-ethylhexyl acetate presents minimal hazard classification requirements, as indicated by the absence of GHS pictograms or signal words in its standard classification. This favorable safety profile, combined with its technical performance characteristics, makes it an attractive option for formulators seeking effective solvents with reduced regulatory complexity. Primary industrial applications include use as a plasticizer solvent in polymer processing, where it facilitates the incorporation of plasticizing agents into PVC and other thermoplastic materials. The compound also finds application in coating formulations, particularly in systems requiring controlled evaporation rates and excellent substrate wetting properties. Additionally, it serves as a processing aid in adhesive manufacturing, where its solvency and compatibility characteristics enhance product performance. OYSI maintains reliable supply capabilities for 2-ethylhexyl acetate to support European industrial customers' technical requirements.

Safety & Classification

No Hazard Classification

This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.

Frequently Asked Questions

What is 2-ethylhexyl acetate?

2-ethylhexyl acetate is an organic chemical compound with the molecular formula C10H20O2 and CAS number 103-09-3. It belongs to the family of acetate esters, formed by the esterification of acetic acid with 2-ethylhexanol. With a molecular weight of 172.26 g/mol, this colorless liquid serves as an important industrial solvent and intermediate in various chemical processes.

What are the physicochemical properties of 2-ethylhexyl acetate?

2-ethylhexyl acetate is a colorless liquid with a mild, pleasant fruity odor characteristic of acetate esters. It has low solubility in water but is miscible with most organic solvents including alcohols, ethers, and hydrocarbons. The compound exhibits good thermal stability under normal conditions and has a relatively low vapor pressure, making it suitable for applications requiring low volatility solvents.

What is 2-ethylhexyl acetate used for?

2-ethylhexyl acetate is primarily used as a solvent in paints, coatings, and lacquers due to its excellent solvency properties and slow evaporation rate. It serves as a plasticizer in polymer applications, enhances flow properties in industrial formulations, and acts as an extraction solvent in chemical processes. The compound is also utilized in the production of adhesives, sealants, and printing inks.

How to handle 2-ethylhexyl acetate safely?

2-ethylhexyl acetate should be handled with standard laboratory safety precautions including wearing appropriate personal protective equipment such as safety glasses, chemical-resistant gloves, and protective clothing. Ensure adequate ventilation to prevent vapor accumulation. Avoid contact with skin and eyes, and prevent inhalation of vapors. Use non-sparking tools and equipment when transferring the material to prevent static electricity buildup.

How to store 2-ethylhexyl acetate correctly?

2-ethylhexyl acetate should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from heat sources, sparks, and open flames. Keep containers upright and protected from direct sunlight and temperature extremes. Store away from strong acids, bases, and oxidizing agents to prevent unwanted reactions. Ensure storage areas comply with local fire safety regulations and maintain proper inventory rotation.

What to do in case of contact with 2-ethylhexyl acetate?

In case of skin contact with 2-ethylhexyl acetate, immediately remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. For eye contact, flush immediately with clean water for 15 minutes and seek medical attention. If inhaled, move the person to fresh air and seek medical advice if respiratory irritation persists. In case of ingestion, do not induce vomiting and seek immediate medical attention.

How to dispose of 2-ethylhexyl acetate appropriately?

2-ethylhexyl acetate waste must be disposed of according to local and national environmental regulations. The material should be collected in appropriate containers and delivered to authorized waste disposal facilities for treatment or incineration. Do not discharge into drains, waterways, or soil. Small quantities may be suitable for solvent recovery processes. Always consult local environmental authorities for specific disposal requirements and approved waste management contractors.

How to transport 2-ethylhexyl acetate?

2-ethylhexyl acetate can be transported using standard chemical transport procedures as it does not fall under specific ADR dangerous goods classifications. Use appropriate packaging materials that are chemically compatible and ensure containers are properly sealed and labeled. Follow general chemical transport guidelines including proper documentation, vehicle ventilation, and driver training. Comply with local transportation regulations and maintain material safety data sheets during transport.

Is 2-ethylhexyl acetate subject to particular regulations?

2-ethylhexyl acetate is subject to standard chemical regulations including REACH registration requirements in the European Union. It is not classified as a Substance of Very High Concern (SVHC) and does not carry specific GHS hazard classifications. Manufacturers and importers must comply with standard chemical notification and safety data sheet requirements. Always verify current regulatory status as requirements may change over time.

Where to buy 2-ethylhexyl acetate in Europe?

2-ethylhexyl acetate is available through OYSI, a European distributor of technical chemicals offering reliable supply across European markets. OYSI provides quality chemical products with proper documentation and regulatory compliance support. For procurement inquiries, technical specifications, availability, and delivery options, contact OYSI directly to discuss your specific requirements and obtain current product information including packaging options and delivery schedules.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.