Methyl vinyl ketone, 90%, stab. with 0.5% hyd… 78-94-4

Name: Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone
Brand: Vaqora Chemicals
SKU: VQ-008143

About Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone

Vaqora Chemicals supplies Methyl vinyl ketone, a carbonyl building block registered under CAS number 78-94-4 with a typical assay of 90%. The compound has the formula C4H6O, corresponding to a molecular weight of 70.09 g/mol. Its systematic (IUPAC) name is but-3-en-2-one. Common synonyms include 3-Buten-2-one and Vinyl methyl ketone.

In its supplied form it is a colourless to light yellow to light orange liquid. Recommended storage is at 2–8 °C, with the container kept tightly sealed. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for organic synthesis, condensation and reductive amination and API intermediates. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 100 mL and 500 mL, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
Condensation & reductive amination
API intermediates

Industries

Specifications & identifiers

Chemical identifiers
Product name	Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone
Catalogue No.	VQ-008143
CAS Number	78-94-4
IUPAC name	but-3-en-2-one
Molecular formula	C₄H₆O
Molecular weight	70.09 g/mol
Exact mass	70.0419
Purity / assay	90%
HSN code	29141990
InChIKey	FUSUHKVFWTUUBE-UHFFFAOYSA-N
SMILES	CC(=O)C=C
PubChem CID	6570

Physical properties
Physical form	Liquid
Appearance	Colourless to light yellow to light orange liquid
LogP (XLogP3)	0.5
H-bond donors / acceptors	0 / 1
TPSA	17.1 Å²
Storage	2–8 °C
UN number	UN 1251
Synonyms	3-Buten-2-one, Vinyl methyl ketone, Methylene acetone, 2-Butenone, Acetyl ethylene, 1-Buten-3-one, Methyl ethenyl ketone, 3-Butene-2-one, Methylvinyl ketone, Methylvinylketone, 3-Butenone-2, Acetone, methylene-

Safety & hazard information (GHS)

Flammable

Corrosive

Toxic

Harmful / irritant

Environmental hazard

Signal word: Danger

Hazard statements

H225Highly flammable liquid and vapor
H300Fatal if swallowed
H310Fatal in contact with skin
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H318Causes serious eye damage
H330Fatal if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P210, P233, P240, P241, P242, P243, P260, P261, P262, P264, P264 + P265, P270, P271, P272, P273, P280, P284, P301 + P316, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P303 + P361 + P353, P304 + P340, P305 + P354 + P338

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 78-94-4

Methyl vinyl ketone, 95%, stab. with 0.5% hydroquinone

CAS: 78-94-4
Formula: C₄H₆O
MW: 70.09 g/mol

VQ-008144

Frequently asked questions

What is the CAS number of Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone?

The CAS Registry Number of Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone is 78-94-4. It is also known as 3-Buten-2-one, Vinyl methyl ketone, Methylene acetone.

What is the molecular formula and molecular weight of Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone?

Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone has the molecular formula C4H6O and a molecular weight of 70.09 g/mol. Its IUPAC name is but-3-en-2-one.

Which grade and pack sizes of Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone can I order?

We supply Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone in (90%) grade, in 100 mL, 500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone?

Yes. Every lot of Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone 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 Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone be shipped internationally?

Yes. Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone is classified as hazardous (UN 1251), 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.

How should Methyl vinyl ketone, 90%, stab. with 0.5% hydroquinone be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.