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Halogenated HydrocarbonsAvailable on request

3-Bromo-2-methylpropene, 97%

Synonyms: Methallyl bromide · Methylallyl bromide · 3-Bromo-2-methyl-1-propene · 2-(Bromomethyl)prop-1-ene

CAS No.1458-98-6
FormulaC4H7Br
Mol. weight135.00
Catalogue No.VQ-010408
Purity97%
HSN29420090

3-Bromo-2-methylpropene (CAS 1458-98-6) – halogenated building block, 97%. C4H7Br, MW 135.0. Order from Vaqora Chemicals with COA and global delivery.

Pack sizesPrice on quotation · bulk available
5 g
25 g
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About 3-Bromo-2-methylpropene, 97%

3-Bromo-2-methylpropene is a halogenated building block carrying the CAS registry number 1458-98-6 at a purity of 97%. With the molecular formula C4H7Br, it has a molar mass of 135.0 g/mol. Systematically, it is named 3-bromo-2-methylprop-1-ene. Alternative names: Methallyl bromide and Methylallyl bromide.

It is supplied as a colourless to yellow to orange liquid. Key physical data: a density of 1.339 g/mL at 25 °C. Keep the material at 2–8 °C and protect it from moisture. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span cross-coupling substrates, alkylation reactions and organic synthesis. Our customers for this product work in pharmaceutical manufacturing, academic and industrial research and agrochemical production.

We offer 3-Bromo-2-methylpropene in 5 g and 25 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

  • Cross-coupling substrates
  • Alkylation reactions
  • Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name3-Bromo-2-methylpropene, 97%
Catalogue No.VQ-010408
CAS Number1458-98-6
IUPAC name3-bromo-2-methylprop-1-ene
Molecular formulaC4H7Br
Molecular weight135 g/mol
Exact mass133.9731
Purity / assay97%
HSN code29420090
InChIKeyUSEGQJLHQSTGHW-UHFFFAOYSA-N
SMILESCC(=C)CBr
PubChem CID357785
Physical properties
Physical formLiquid
AppearanceColourless to yellow to orange liquid
Density1.339 g/mL at 25 °C
LogP (XLogP3)2.3
H-bond donors / acceptors0 / 0
TPSA0 Ų
Storage2–8 °C
SynonymsMethallyl bromide, Methylallyl bromide, 3-Bromo-2-methyl-1-propene, 2-(Bromomethyl)prop-1-ene, 2-Methylallyl Bromide, 1-Propene, 3-bromo-2-methyl- (9CI), 3-bromo-2-methyl-prop-1-ene, 1-Propene, 3-bromo-2-methyl-, 3-bromo-2-methyl propene, 2-Methyl-2-propenyl Bromide, methallylbromide, 1-Bromo-2-methyl-2-propene

Safety & hazard information (GHS)

GHS02 Flammable
Flammable
GHS05 Corrosive
Corrosive
GHS07 Harmful / irritant
Harmful / irritant
GHS09 Environmental hazard
Environmental hazard

Signal word: Danger

Hazard statements

  • H225Highly flammable liquid and vapor
  • H302+H332Harmful if swallowed or if inhaled
  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage
  • H332Harmful if inhaled
  • H411Toxic to aquatic life with long lasting effects

Precautionary statements: P210, P233, P240, P241, P242, P243, P260, P261, P264, P270, P271, P273, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P303 + P361 + P353, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P363

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

Documents

Frequently asked questions

What is the CAS number of 3-Bromo-2-methylpropene, 97%?

The CAS Registry Number of 3-Bromo-2-methylpropene, 97% is 1458-98-6. It is also known as Methallyl bromide, Methylallyl bromide, 3-Bromo-2-methyl-1-propene.

What is the molecular formula and molecular weight of 3-Bromo-2-methylpropene, 97%?

3-Bromo-2-methylpropene, 97% has the molecular formula C4H7Br and a molecular weight of 135 g/mol. Its IUPAC name is 3-bromo-2-methylprop-1-ene.

Which grade and pack sizes of 3-Bromo-2-methylpropene, 97% can I order?

We supply 3-Bromo-2-methylpropene, 97% in (97%) grade, in 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3-Bromo-2-methylpropene, 97%?

Yes. Every lot of 3-Bromo-2-methylpropene, 97% 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 3-Bromo-2-methylpropene, 97% be shipped internationally?

Yes. 3-Bromo-2-methylpropene, 97% 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.

How should 3-Bromo-2-methylpropene, 97% be stored?

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

Enquire about 3-Bromo-2-methylpropene, 97%

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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