Pentan-2-yl acetate
C7H14O2
pentan-2-yl acetate
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Identification
- CAS Number
- 626-38-0
- EC Number
- 210-946-8
- UN Number
- 1104
- Index Number
- 607-130-00-2
- PubChem CID
- 12278
Physical-chemical properties
- Molecular Formula
- C7H14O2
- Molar Mass
- 130.18 g/mol
- IUPAC Name
- pentan-2-yl acetate
Chemical Identifiers
- InChI
- InChI=1S/C7H14O2/c1-4-5-6(2)9-7(3)8/h6H,4-5H2,1-3H3
- InChI Key
- GQKZRWSUJHVIPE-UHFFFAOYSA-N
Overview
Pentan-2-yl acetate (CAS 626-38-0) is an organic ester compound with flammable liquid properties and characteristic fruity odor. This secondary acetate ester, with the molecular formula C7H14O2 and molecular weight of 130.18 g/mol, belongs to the family of aliphatic acetate esters commonly used in industrial applications. The compound features a branched pentyl chain attached to an acetate functional group, resulting in distinctive physical and chemical properties that make it valuable across various technical sectors. From a safety perspective, pentan-2-yl acetate is classified as a Class 3 flammable liquid under ADR regulations, requiring appropriate handling precautions and storage conditions. The substance carries the GHS02 flame pictogram and "Warning" signal word, indicating moderate fire hazard potential. Proper ventilation, elimination of ignition sources, and use of appropriate personal protective equipment are essential when working with this material. The compound finds primary application as a solvent in coating formulations, where its moderate evaporation rate and good solvency properties prove advantageous. It is also utilized in the production of printing inks and as a process solvent in chemical synthesis operations. Like related acetate esters such as 1-methoxypropan-2-yl acetate, it offers excellent compatibility with various resin systems while providing controlled release characteristics. In industrial cleaning applications, pentan-2-yl acetate serves as an effective degreasing agent, particularly in precision cleaning processes where residue-free evaporation is critical. Its balanced volatility profile makes it suitable for applications requiring moderate drying times without excessive vapor buildup. OYSI maintains reliable supply chains for pentan-2-yl acetate, ensuring consistent availability for European industrial customers requiring this specialized acetate ester for their technical applications.
Safety & Classification
Flam. Liq. 3
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Flammable liquid and vapour.
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
Transport (ADR)
| UN Number | 1104 |
| ADR Class | 3 |
| Packing Group | III |
| Tunnel Code | D/E |
| Proper Shipping Name | 2-Pentylacetat |
| Marine Pollutant | No |
Frequently Asked Questions
What is pentan-2-yl acetate?
Pentan-2-yl acetate is an organic chemical compound with the molecular formula C7H14O2 and CAS number 626-38-0. This ester has a molecular weight of 130.18 g/mol and belongs to the acetate family of compounds. It is classified as a flammable liquid (Class 3) under hazard classification systems and requires appropriate handling precautions due to its combustible nature.
What are the physicochemical properties of pentan-2-yl acetate?
Pentan-2-yl acetate is a colorless liquid with a characteristic fruity, sweet odor typical of acetate esters. It has limited solubility in water but is miscible with most organic solvents including alcohols and hydrocarbons. The compound has a relatively low boiling point and moderate volatility, making it suitable for various industrial applications where rapid evaporation is desired.
What is pentan-2-yl acetate used for?
Pentan-2-yl acetate is primarily used as a solvent in industrial applications, particularly in coatings, paints, and lacquer formulations. It serves as a flavoring agent in food applications due to its pleasant fruity aroma, and is utilized in the production of perfumes and fragrances. The compound is also employed as an extraction solvent in chemical processes and as a component in various cleaning formulations.
How to handle pentan-2-yl acetate safely?
Pentan-2-yl acetate requires careful handling due to its flammable nature (Flam. Liq. 3). Always wear appropriate personal protective equipment including safety goggles, chemical-resistant gloves, and protective clothing. Ensure adequate ventilation to prevent vapor accumulation and eliminate ignition sources. Work in well-ventilated areas away from heat, sparks, and open flames. Use explosion-proof electrical equipment when necessary.
How to store pentan-2-yl acetate correctly?
Pentan-2-yl acetate should be stored in a cool, dry, well-ventilated area away from heat sources, ignition sources, and direct sunlight. Keep containers tightly sealed to prevent evaporation and contamination. Store away from strong oxidizing agents and acids to prevent incompatible reactions. Maintain storage temperatures below 25°C when possible and ensure proper grounding of containers to prevent static electricity buildup.
What to do in case of contact with pentan-2-yl acetate?
In case of skin contact with pentan-2-yl acetate, immediately wash the affected area with plenty of soap and water for at least 15 minutes. If eye contact occurs, rinse thoroughly with clean water for 15 minutes and seek medical attention. If inhaled, move the person to fresh air immediately. If ingested, do not induce vomiting and seek immediate medical attention. Remove contaminated clothing and wash before reuse.
How to dispose of pentan-2-yl acetate properly?
Pentan-2-yl acetate must be disposed of in accordance with local, national, and international waste regulations. The substance should be treated as hazardous waste due to its flammable properties and cannot be disposed of in regular waste streams. Contact licensed waste disposal companies for proper treatment and disposal. Small quantities may be suitable for solvent recovery processes, while larger amounts require specialized hazardous waste treatment facilities.
How to transport pentan-2-yl acetate?
Pentan-2-yl acetate is classified under ADR Class 3 (Flammable Liquids), Packing Group III for transportation purposes. It must be transported in approved containers and vehicles equipped for flammable liquid transport. Proper shipping documentation, labeling with GHS02 pictogram, and hazard placarding are required. Drivers must hold appropriate ADR certification, and transport vehicles should carry appropriate fire extinguishing equipment and emergency response information.
Is pentan-2-yl acetate subject to specific regulations?
Pentan-2-yl acetate is subject to various chemical regulations including REACH registration requirements in Europe and CLP classification as a flammable liquid with Warning signal word. It is not currently listed as a Substance of Very High Concern (SVHC). Users must comply with workplace safety regulations, transportation requirements (ADR), and appropriate risk assessment procedures. Industrial users should maintain safety data sheets and implement appropriate risk management measures.
Where to buy pentan-2-yl acetate in Europe?
Pentan-2-yl acetate is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides high-quality pentan-2-yl acetate with complete regulatory documentation including safety data sheets and certificates of analysis. As a professional chemical distributor, OYSI ensures proper packaging, labeling, and transport arrangements throughout Europe while maintaining compliance with all applicable regulations and quality standards.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.