Do you know ethyl acetate (CAS 141-78-6) solvent? This compound is widely used in industries such as coatings, pharmaceuticals, food processing, and electronics, playing a vital role in modern manufacturing.
What Is ethyl acetate CAS 141-78-6?
Ethyl acetate also known as Ethyl Ethanoate, its abbreviation is ETAC/EtOAc/EA. It is a clear, colorless liquid with a sweet smell, commonly used as a solvent in various applications, including paints, coatings, adhesives, and perfumes. It is an ester formed from the reaction of ethanol and acetic acid, making it an effective solvent due to its ability to dissolve a wide range of substances.
Specification Table
| Chemical Name | Ethyl Acetate/Ethyl Ethanoate |
| CAS Number | 141-78-6 |
| Molecular Formula | C₄H₈O₂ |
| Molecular Weight | 88.11 g/mol |
| Appearance | Colorless, clear liquid |
| Odor | Sweet, fruity |
| Boiling Point | 77–78°C |
| Melting Point | -83.6°C |
| Density | 0.897 g/cm³ at 20°C |
| Refractive Index | 1.372–1.375 at 20°C |
| Flash Point | 4°C (closed cup) |
| Water Solubility | Miscible (8.3% at 20°C) |
| Vapor Pressure | 97 mmHg at 20°C |
| Purity | ≥99.5% (industrial/USP grade) |
| Acidity (as CH₃COOH) | ≤0.01% |
| Moisture (Water Content) | ≤0.05% |
| Color (APHA/Hazen) | ≤10 |
| Residue on Evaporation | ≤0.001% |
qualified ethyl acetate EtOAc Solvent Suppliers
Applications of Ethyl Acetate Solvent
- Used in a variety of coating formulations such as epoxies, urethanes, cellulosics, acrylics, and vinyl.
- Important solvent for nitrocellulose lacquers
- Solvent-based flexographic and rotogravure inks
- For the production of glues
- Treatment of aluminum foils
- In the manufacturing of polyester films and BOPP films
- Flexographic & rotogravure printing on flexible packagings
- Used in the manufacturing of cleaning fluids, nail-polish removers, and silk, coated papers, artificial leather, photographic films & plates.
Why Is Ethyl Acetate a Good Solvent?
CAS 141-78-6 Ethyl acetate is widely regarded as an excellent solvent because it effectively dissolves a wide range of substances including resins, inks, oils and other organic compounds. It evaporates quickly with little residue left on final products, while its moderate polarity makes it highly versatile for many industrial applications. It is also less toxic than many alternative solvents, mixes well with alcohols, ketones and other organic solvents, and remains chemically stable and easy to handle during production.
Ethyl Acetate vs. Other Solvents
| Property | Ethyl Acetate (EtOAc) | Acetone | Dichloromethane (DCM) | Toluene |
|---|---|---|---|---|
| Polarity | Moderate | High | Moderate | Low |
| Boiling Point (°C) | ~77 | ~56 | ~40 | ~111 |
| Evaporation Rate | Fast | Very Fast | Very Fast | Moderate |
| Toxicity | Low | Low–Moderate | Moderate–High | Moderate |
| Odor | Mild, fruity | Strong | Sweet, chloroform-like | Strong, aromatic |
| Water Solubility | Slight | Miscible | Slight | Insoluble |
| Flammability | Flammable | Highly flammable | Non-flammable | Flammable |
Frequently Asked Questions (FAQ)
Why is ethyl acetate a good solvent?
Ethyl ether and other ethers, ethyl acetate and ketones are molecules that accept hydrogen bonds and therefore remove electron donors solve more easily than chloroform, the most frequently used solvent for electron donors.
What products contain ethyl acetate?
Ethyl acetate liquid CAS 141-78-6 which has a sweet smell is used to impart flavour to any fruit-flavored candy, baked food, gum, etc. Ethyl acetate is also used to decaffeinate cigarettes, coffee, and tea leaves.
Does ethyl acetate-mix with water?
It is immiscible with water. So, with water, you can't dilute it.
How is ethyl acetate manufactured?
The main method of producing ethyl acetate chemical is to esterify ethanol with acetic acid, although some are produced by the catalytic condensation of acetaldehyde with alkoxide.
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