Products Description of Ethyl acetate CAS#141-78-6
Ethyl Acetate (CAS 141-78-6) is a high-purity solvent produced under ISO 9001 quality management. It features ester content ≥99.5% and low moisture content below 0.1%, with a boiling point of 77.1°C enabling rapid evaporation. It is widely used in coatings, printing inks, and pharmaceutical extraction processes. The product meets USP, EP, and JP pharmacopeial requirements, and complete technical data sheets are available on request.
Specifications of Ethyl acetate CAS#141-78-6
| Parameter | Value |
| Melting point | −84 °C(lit.) |
| Boiling point | 76.5-77.5 °C(lit.) |
| density | 0.902 g/mL at 25 °C(lit.) |
| vapor density | 3 (20 °C, vs air) |
| vapor pressure | 73 mm Hg ( 20 °C) |
| refractive index | n20/D 1.3720(lit.) |
| FEMA | 2414 | ETHYL ACETATE |
| Fp | 26 °F |
| storage temp. | Store at +2°C to +25°C. |
| solubility | Miscible with ethanol, acetone, diethyl ether and benzene. |
| pka | 16-18(at 25℃) |
| form | Liquid |
| Specific Gravity | 0.902 (20/20℃) |
| color | APHA: ≤10 |
| Odor | Pleasant fruity odor detectable at 7 to 50 ppm (mean = 18 ppm) |
| Relative polarity | 0.228 |
| explosive limit | 2.2-11.5%, 38°F |
| Odor Threshold | 0.87ppm |
| Odor Type | ethereal |
| biological source | synthetic |
| Water Solubility | 80 g/L (20 ºC) |
| λmax | λ: 256 nm Amax: ≤1.00 λ: 275 nm Amax: ≤0.05 λ: 300 nm Amax: ≤0.03 λ: 325-400 nm Amax: ≤0.005 |
| JECFA Number | 27 |
| Merck | 14,3757 |
| BRN | 506104 |
| Henry's Law Constant | 0.39 at 5.00 °C, 0.58 at 10.00 °C, 0.85 at 15.00 °C, 1.17 at 20.00 °C, 1.58 at 25.00 °C (column stripping-UV, Kutsuna et al., 2005) |
| Exposure limits | TLV-TWA 400 ppm (~1400 mg/m3) (ACGIH, MSHA, and OSHA); IDLH 10,000 ppm (NIOSH). |
| Dielectric constant | 23.0(Ambient) |
| Stability: | Stable. Incompatible with various plastics, strong oxidizing agents. Highly flammable. Vapour/air mixtures explosive. May be moisture sensitive. |
| InChIKey | XEKOWRVHYACXOJ-UHFFFAOYSA-N |
| LogP | 0.68-0.73 at 20-25℃ |
| Surface tension | 23.93mN/m at 293.15K |
| CAS DataBase Reference | 141-78-6(CAS DataBase Reference) |
| NIST Chemistry Reference | Ethyl acetate(141-78-6) |
| EPA Substance Registry System | Ethyl acetate (141-78-6) |
Product Application of Ethyl acetate CAS#141-78-6
Ethyl Acetate (CAS 141-78-6) is a multi‑purpose solvent with key industrial uses:
• Coatings: Used as a fast‑drying solvent in spray lacquers, delivering high gloss performance.
• Inks: Applied in gravure printing systems to speed up drying and improve printing quality.
• Pharmaceuticals: Used as a Class 2 extraction solvent complying with ICH Q3C guidelines.
• Electronics: Serves as an ODC‑free cleaning agent for removing PCB flux residues.
This product is REACH registered, and customized technical support is available for different industries.
Fast delivery time
Inventory: 2–3 working days; New production: 7–10 working days

