Ethyl methyl ketone, 99%

Name: Ethyl methyl ketone, 99%
Brand: Vaqora Chemicals
SKU: VQ-002004

About Ethyl methyl ketone, 99%

Ethyl methyl ketone is an industrial solvent (Synthesis grade) carrying the CAS registry number 78-93-3 at a purity of 99%. With the molecular formula C4H8O, it has a molar mass of 72.11 g/mol. The IUPAC name is butan-2-one. Common synonyms include 2-Butanone and MEK.

It is supplied as a clear colourless liquid. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span industrial reaction medium, paints and coatings thinning, cleaning and degreasing and pharmaceutical synthesis. Buyers come mainly from academic and industrial research, pharmaceutical manufacturing and paints and coatings.

Available in 500 mL, 5 L and 165 kg packs, Ethyl methyl ketone is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Industrial reaction medium
Paints & coatings thinning
Cleaning & degreasing
Pharmaceutical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Ethyl methyl ketone, 99%
Catalogue No.	VQ-002004
CAS Number	78-93-3
IUPAC name	butan-2-one
Molecular formula	C₄H₈O
Molecular weight	72.11 g/mol
Exact mass	72.0575
Grade	Synthesis
Purity / assay	99%
HSN code	29141200
InChIKey	ZWEHNKRNPOVVGH-UHFFFAOYSA-N
SMILES	CCC(=O)C
PubChem CID	6569

Physical properties
Physical form	Liquid
Appearance	Clear colourless liquid
LogP (XLogP3)	0.3
H-bond donors / acceptors	0 / 1
TPSA	17.1 Å²
UN number	UN 1193
Synonyms	2-Butanone, MEK, Methyl ethyl ketone, Butanone, Methylethyl ketone, Methyl acetone, Methylethylketone, 3-Butanone, Butanone 2, Acetone, methyl-, Ethyl methyl cetone, Metiletilchetone

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Signal word: Danger

Hazard statements

H225Highly flammable liquid and vapor
H319Causes serious eye irritation
H336May cause drowsiness or dizziness

Precautionary statements: P210, P233, P240, P241, P242, P243, P261, P264 + P265, P271, P280, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P319, P337 + P317, P370 + P378, P403 + P233, P403 + P235, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 78-93-3

EP

Ethyl methyl ketone, EP

CAS: 78-93-3
Formula: C₄H₈O
MW: 72.11 g/mol

VQ-047105

EP / AR

Ethyl methyl ketone, EP, AR

CAS: 78-93-3
Formula: C₄H₈O
MW: 72.11 g/mol

VQ-047104

HPLC

Ethyl methyl ketone, for HPLC, 99.7%

CAS: 78-93-3
Formula: C₄H₈O
MW: 72.11 g/mol

VQ-001733

HPLC / Spectroscopy

Ethyl methyl ketone, for HPLC, for spectroscopy ≥99.50%

CAS: 78-93-3
Formula: C₄H₈O
MW: 72.11 g/mol

VQ-045742

AR

Ethyl methyl ketone, GR 99%+

CAS: 78-93-3
Formula: C₄H₈O
MW: 72.11 g/mol

VQ-001797

Frequently asked questions

What is the CAS number of Ethyl methyl ketone, 99%?

The CAS Registry Number of Ethyl methyl ketone, 99% is 78-93-3. It is also known as 2-Butanone, MEK, Methyl ethyl ketone.

What is the molecular formula and molecular weight of Ethyl methyl ketone, 99%?

Ethyl methyl ketone, 99% has the molecular formula C4H8O and a molecular weight of 72.11 g/mol. Its IUPAC name is butan-2-one.

Which grade and pack sizes of Ethyl methyl ketone, 99% can I order?

We supply Ethyl methyl ketone, 99% in Synthesis (99%) grade, in 500 mL, 5 L, 165 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ethyl methyl ketone, 99%?

Yes. Every lot of Ethyl methyl ketone, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Ethyl methyl ketone, 99% be shipped internationally?

Yes. Ethyl methyl ketone, 99% is classified as hazardous (UN 1193), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.