Ethyl Acetate, Optima™ for HPLC and GC, Thermo Scientific™

High purity and versatile solvent suitable for HPLC, spectrophotometry, and pesticide residue analysis

• Screened for fluorescing and UV-absorbing contaminants to reduce interferences for smoother baselines
• Tested to ensure minimum halogenated residue levels (≤10 ng/L) to demonstrate suitability for pesticide analysis
• Also meets ACS specifications
• Intended for research use only

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Chemical Identifiers

CAS

141-78-6

Molecular Formula

C4H8O2

Molecular Weight (g/mol)

88.106

MDL Number

MFCD00009171

InChI Key

XEKOWRVHYACXOJ-UHFFFAOYSA-N

Synonym

ethyl ethanoate, acetoxyethane, acetic acid ethyl ester, acetic ether, ethyl acetic ester, vinegar naphtha, acetic acid, ethyl ester, ethylacetate, acetidin, acetic ester

PubChem CID

8857

ChEBI

CHEBI:27750

IUPAC Name

ethyl acetate

SMILES

CCOC(=O)C

Melting Point

-83.5°C

Absorbance

0.015 AU max. at 270nm, 0.12 AU max. at 260nm, 1.00 AU max. at 255nm

Color

Colorless

Density

0.902g/cm³

Boiling Point

75°C

Quantity

4 L

Identification

Pass Test

Packaging

Safe-Cote™ Amber Glass 

Physical Form

Liquid

Refractive Index

1.3680 to 1.3710 (at 25°C)

Assay Percent Range

Assay: 99.9% min by GC

Residue after Evaporation

1ppm max.

Titratable Acid

0.0009mEq/g max.

Linear Formula

CH₃COOC₂H₅

Vapor Pressure

103mbar at 20°C

Viscosity

0.45 cP at 20°C

Water

0.02% max.

Formula Weight

88.11

Percent Purity

≥99.9%

Grade

High purity mobile phase for HPLC and/or extraction solvent for GC applications

Chemical Name or Material

Ethyl Acetate

Hazard Statement

DANGER!

Precautionary Statement

Emergency Overview
Highly flammable. Vapors may cause drowsiness and dizziness. Repeated exposure may cause skin dryness or cracking. May cause central nervous system effects. May cause skin and respiratory tract irritation. May be harmful by inhalation, in contact with skin and if swallowed. Use only under a chemical fume hood. Use explosion-proof equipment. Wear personal protective equipment. Do not breathe vapors or spray mist. Do not get in eyes, on skin, or on clothing. Keep away from open flames, hot surfaces and sources of ignition. Keep away from open flames, hot surfaces and sources of ignition. Use only non-sparking tools.

NFPA

Health:1
Flammability:3
Instability:0

DOTInformation

DOT Class 3, : Flammable Liquid

SDS

Hazard Statement

DANGER!

Precautionary Statement

Emergency Overview
Highly flammable. Vapors may cause drowsiness and dizziness. Repeated exposure may cause skin dryness or cracking. May cause central nervous system effects. May cause skin and respiratory tract irritation. May be harmful by inhalation, in contact with skin and if swallowed. Use only under a chemical fume hood. Use explosion-proof equipment. Wear personal protective equipment. Do not breathe vapors or spray mist. Do not get in eyes, on skin, or on clothing. Keep away from open flames, hot surfaces and sources of ignition. Keep away from open flames, hot surfaces and sources of ignition. Use only non-sparking tools.

NFPA

Health:1
Flammability:3
Instability:0

DOTInformation

DOT Class 3, : Flammable Liquid

SDS