What are the properties of ethyl acetate (CAS 141-78-6) ?

What is Ethyl Acetate CAS 141-78-6?

Ethyl acetate, also known as ethyl ethanoate, is an organic ester with the chemical formula C₄H₈O₂. It is produced by the reaction of ethanol with acetic acid . This colorless, volatile liquid has a characteristic sweet odor and a boiling point around 77 °C. Its IUPAC name is ethyl ethanoate.

What are the properties of ethyl acetate (CAS 141-78-6) ?

Molecular Formula: C₄H₈O₂

Molecular Weight: 88.11 g/mol

Appearance: Colorless liquid

Odor: Pleasant, fruity odor

Purity: ≥ 99%

Physical & Chemical Properties

Density: 0.897 g/cm³

Boiling Point: 77.1°C (170.8°F)

Melting Point: -83.6°C (-118.5°F)

Solubility: Insoluble in water, soluble in ethanol, ether, and other organic solvents

Refractive Index: 1.370

Flash Point: 4°C (39°F)

What is ethyl acetate chemical Used for?

• Solvent and thinner – suitable for paints, coatings, adhesives and various industrial processes due to its fast evaporation capacity.
• Cleaning printed circuit boards – effective for removing flux and solder residues on electronic components.
• Laboratory research – commonly used solvent in chemical reactions and analytical methods.
• Photography – can be used for cleaning and preparation in certain photographic processes.

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