1.06014

Ethyl methyl ketone

(2-butanone) EMPLURA^®

• Synonym(s): Ethyl methyl ketone, 2-Butanone, Methyl ethyl ketone, MEK
• Empirical Formula (Hill Notation): C₄H₈O
• CAS Number: 78-93-3
• Molecular Weight: 72.11
• MDL number: MFCD00011648
• UNSPSC Code: 12191502
• EC Index Number: 201-159-0
• NACRES: NA.05

Properties

• vapor pressure: 105 hPa ( 20 °C)
• Quality Level: 200
• product line: EMPLURA^®
• Assay: ≥99% (GC)
• form: liquid
• autoignition temp.: 514 °C
• potency: 3400 mg/kg LD₅₀, oral (Rat); >8000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.8-11.5 % (v/v)
• impurities: ≤0.002% Free acid (as CH₃COOH); ≤0.1% Water
• pH: 7 (20 °C)
• bp: 79.6 °C/1013 hPa
• mp: -86 °C
• transition temp: flash point -4 °C
• solubility: 292 g/L
• density: 0.805 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3
• InChI key: ZWEHNKRNPOVVGH-UHFFFAOYSA-N

Description

General description

EMPLURA^® is our low-cost alternative to high-purity qualities. With EMPLURA we offer a range of solvents for a plurality of basic applications in non-regulated industries and for less demanding applications, preparative laboratory work and cleaning purposes. EMPLURA solvents provide adequate specifications with the most important parameters.

Application

• A novel similarity search approach for high-performance thin-layer chromatography (HPTLC) fingerprinting of medicinal plants.: This research introduces a new similarity search technique for HPTLC, effectively enhancing the analysis of medicinal plant extracts and potentially increasing throughput in pharmaceutical applications (Hamedi et al., 2019).


• Determination of thermodynamic properties of poly (cyclohexyl methacrylate) by inverse gas chromatography.: The study offers a comprehensive thermodynamic analysis of polymer interactions using ethyl methyl ketone as a solvent, providing essential data for materials science and engineering (Pala et al., 2014).


• Synthesis, growth, structural, spectral, thermal, chemical etching, linear and nonlinear optical and mechanical studies of an organic single crystal 4-chloro 4-nitrostilbene (CONS): a potential NLO material.: This article discusses the synthesis and application of a nonlinear optical material using ethyl methyl ketone, contributing to advancements in optical device technology (Kalainathan et al., 2013).


• Synthesis, growth, structural, optical, spectral, thermal and mechanical studies of 4-methoxy 4-nitrostilbene (MONS): a new organic nonlinear optical single crystal.: Explores the development of a novel organic crystal with potential in nonlinear optical applications, leveraging ethyl methyl ketone in the synthetic process (Kalainathan et al., 2012).


• Two-dimensional thin layer chromatographic separation of phenolic compounds from Eupatorium cannabinum extracts and their antioxidant activity.: This study utilizes two-dimensional TLC, with ethyl methyl ketone as a part of the mobile phase, to analyze the phenolic content and antioxidant activity of plant extracts, highlighting its potential in bioanalytical applications (Robak et al., 2012).

Analysis Note

Purity (GC): ≥ 99.0 %
Identity (IR): conforms
Free acid (as CH₃COOH): ≤ 0.002 %
Density (d 20 °C/ 4 °C): 0.804 - 0.805
Water: ≤ 0.1 %

Legal Information

EMPLURA 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): 30.2 °F - closed cup
• Flash Point(C): -1 °C - closed cup