2-Methyl-2-butene, ≥95%

Name: 2-Methyl-2-butene, ≥95%
Brand: Vaqora Chemicals
SKU: VQ-011195

About 2-Methyl-2-butene, ≥95%

Vaqora Chemicals supplies 2-Methyl-2-butene, a hydrocarbon registered under CAS number 513-35-9 at a purity of ≥95%. Formula C5H10, molecular weight 70.13 g/mol. The IUPAC name is 2-methylbut-2-ene. Alternative names: β-Isoamylene and Amylene.

The material typically appears as a colourless liquid. Key physical data: a melting point of -134 °C and a density of 0.662 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container 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 and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer 2-Methyl-2-butene in 50 mL and 500 mL packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	2-Methyl-2-butene, ≥95%
Catalogue No.	VQ-011195
CAS Number	513-35-9
IUPAC name	2-methylbut-2-ene
Molecular formula	C₅H₁₀
Molecular weight	70.13 g/mol
Exact mass	70.0783
Purity / assay	≥95%
HSN code	29420090
InChIKey	BKOOMYPCSUNDGP-UHFFFAOYSA-N
SMILES	CC=C(C)C
PubChem CID	10553

Physical properties
Physical form	Liquid
Appearance	Colourless liquid
Melting point	-134 °C
Density	0.662 g/mL at 25 °C
LogP (XLogP3)	2.3
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	β-Isoamylene, Amylene, Trimethylethylene, 2-Butene, 2-methyl-, beta-Isoamylene, 3-Methyl-2-butene, 2-Methylbutene-2, 1,1,2-Trimethylethylene, Methyl butene, Methyl-2-butene, 2-, Trimethylethene, n-Amylene

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H224Extremely flammable liquid and vapor
H225Highly flammable liquid and vapor
H302Harmful if swallowed
H304May be fatal if swallowed and enters airways
H315Causes skin irritation
H336May cause drowsiness or dizziness
H341Suspected of causing genetic defects
H350May cause cancer
H351Suspected of causing cancer
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P203, P210, P233, P240, P241, P242, P243, P261, P264, P270, P271, P273, P280, P301 + P316, P301 + P317, P302 + P352, P303 + P361 + P353, P304 + P340, P318, P319, P321, P330, P331, P332 + P317

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

Frequently asked questions

What is the CAS number of 2-Methyl-2-butene, ≥95%?

The CAS Registry Number of 2-Methyl-2-butene, ≥95% is 513-35-9. It is also known as β-Isoamylene, Amylene, Trimethylethylene.

What is the molecular formula and molecular weight of 2-Methyl-2-butene, ≥95%?

2-Methyl-2-butene, ≥95% has the molecular formula C5H10 and a molecular weight of 70.13 g/mol. Its IUPAC name is 2-methylbut-2-ene.

Which grade and pack sizes of 2-Methyl-2-butene, ≥95% can I order?

We supply 2-Methyl-2-butene, ≥95% in (≥95%) grade, in 50 mL, 500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Methyl-2-butene, ≥95%?

Yes. Every lot of 2-Methyl-2-butene, ≥95% 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 2-Methyl-2-butene, ≥95% be shipped internationally?

Yes. 2-Methyl-2-butene, ≥95% is classified as hazardous, 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.