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Ethyl Acetate CAS : 141-78-6

Ethyl Acetate CAS : 141-78-6
Ethyl Acetate, commonly known as ethyl acetate, is an odorless, transparent organic compound with a fruity aroma.
Ethyl acetate is one of the most typical representatives of ester compounds. Due to its excellent solubility and unique fruity aroma, it plays an indispensable role in the fields of chemical industry, coatings, medicine and food.

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Product Details

Ethyl Acetate, commonly known as ethyl acetate, is an odorless, transparent organic compound with a fruity aroma.

Ethyl acetate is one of the most typical representatives of ester compounds. Due to its excellent solubility and unique fruity aroma, it plays an indispensable role in the fields of chemical industry, coatings, medicine and food.


Basic Information

Parameter items English translation:Detailed information
Chinese nameEthyl acetate, Acetic acid ethyl ester
English nameEthyl acetate; Ethyl ethanoate
CAS Number141-78-6
EINECS Number205-500-4
Molecular formulaC₄H₈O₂ / CH₃COOC₂H₅
Molecular weight88.10 - 88.11 g/mol
Structural formulaCH₃COOCH₂CH₃


Physical and chemical property parameters

ParametersNumerical value
Appearance and PropertiesColorless and clear liquid, with an aromatic odor, highly volatile
Melting point / Freezing point-83.6 ℃
Boiling point76.5 - 77.2 ℃ (760mmHg)
Flash point-4 ℃ (closed cup)
Autoignition temperature426 - 427 ℃
Explosion limit Density2.0% - 11.5% (volume fraction)
Vapor0.90 g/cm³ (20℃, water = 1)
Density3.04 (air = 1, heavier than air)
Saturated vapor pressure Solubility10.1 kPa (20℃) / 13.33 kPa (27℃)
RefractiveSoluble in water, insoluble in ethanol, acetone, ether, chloroform and most organic solvents
indexn20/D 1.3720
Critical pressure3.83 MPa


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Main application

Ethyl acetate is an excellent solvent with fast drying properties and high volatility:

  • Laboratory application: Common solvents for column chromatography and recrystallization, extractants (for extracting phosphorus, tungsten, arsenic, etc.).

  • Industrial application: Solvent for paints, coatings, adhesives, printing inks, and nail polish removers.

  • Food and Cosmetics: As synthetic fragrances (fruit scents), used in the processing of candies, baked goods, perfumes, and decaffeinated coffee/tea.

  • Pharmaceuticals: Used as reaction media or extractants in the production of antibiotics, vitamins, and many pharmaceutical intermediates.

Storage and Transportation

Storage: Store in a cool, well-ventilated warehouse with the temperature not exceeding 30℃. Keep the containers sealed and keep away from fire sources and heat sources. Store separately from oxidants, acids, and bases. Avoid mixing.

Transportation: UN Number 1173, Dangerous Goods Number 32127, Packaging Category II. During transportation, appropriate fire-fighting equipment must be provided. It is strictly prohibited to mix with oxidants or edible chemicals.


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