34858

Ethyl acetate

suitable for HPLC, ≥99.7%

• Synonym(s): EtOAc
• Linear Formula: CH₃COOC₂H₅
• CAS Number: 141-78-6
• Molecular Weight: 88.11
• Beilstein: 506104
• EC Number: 205-500-4
• MDL number: MFCD00009171
• UNSPSC Code: 41116105
• PubChem Substance ID: 329755067
• NACRES: NA.21

Properties

• Agency: suitable for EPA ACB B21-02; suitable for EPA ACB B23-05b
• Quality Level: 100
• vapor density: 3 (20 °C, vs air)
• vapor pressure: 73 mmHg ( 20 °C)
• Assay: ≥99.7%
• form: liquid
• autoignition temp.: 801 °F
• expl. lim.: 2.2-11.5 %, 38 °F
• technique(s): GC/MS: suitable; HPLC: suitable
• impurities: ≤0.0005% non-volatile matter; ≤0.005% free acid (as CH₃COOH); ≤0.03% water (Karl Fischer)
• refractive index: n20/D 1.3720 (lit.)
• bp: 76.5-77.5 °C (lit.)
• mp: −84 °C (lit.)
• density: 0.902 g/mL at 25 °C (lit.)
• UV absorption: λ: 255 nm A_max: ≤0.70; λ: 260 nm A_max: ≤0.30; λ: 270 nm A_max: ≤0.10; λ: 300 nm A_max: ≤0.01; λ: 400 nm A_max: ≤0.01
• application(s): food and beverages
• format: neat
• storage temp.: room temp
• SMILES string: CCOC(C)=O
• InChI: 1S/C4H8O2/c1-3-6-4(2)5/h3H2,1-2H3
• InChI key: XEKOWRVHYACXOJ-UHFFFAOYSA-N

Description

General description

Ethyl acetate is an effective alternate solvent of diethyl ether.

Application

Ethyl acetate has been used as solvent for the isolation of Rose hip (Rosa canina L., Rosaceae) powder, via sonication. It has been used as solvent for the abstraction of volatile thiols from wine for their quantitative estimation by gas chromatography/mass spectrometry (GC-MS).

Packaging

View returnable container options.

Other Notes

Pure-Pac^® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723.

Important notice

• The article number 34858-4X2.5L will be discontinued. Please order the single bottle 34858-2.5L which is physically identical with the same exact specifications.
• The article number 34858-6X1L will be discontinued. Please order the single bottle 34858-1L which is physically identical with the same exact specifications.

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Legal Information

Pure-Pac is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H319,H336
• Precautionary Statements: P210 - P233 - P240 - P241 - P242 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• Target Organs: Central nervous system
• Supplementary Hazards: EUH066
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 24.8 °F - closed cup
• Flash Point(C): -4 °C - closed cup