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API Process Intermediates & Related Compounds

5-Bromo-1-pentene

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Buy 5-Bromo-1-pentene (CAS 1119-51-3) from Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

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5-Bromo-1-pentene chemical structure
CAS number1119-51-3
FormulaC5H9Br
Molar mass149.03 g/mol
Physical formSolid
InChIKeyLPNANKDXVBMDKE-UHFFFAOYSA-N
IUPAC name5-bromopent-1-ene

About 5-Bromo-1-pentene

Zemixal supplies 5-Bromo-1-pentene within its pharma Intermediates & Building Blocks portfolio. For your records, the material is defined by CAS 1119-51-3, formula C5H9Br and molar mass 149.03 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Storage and safety notes

It carries the GHS signal word Warning (H226, H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Allopurinol

See every impurity, metabolite and related compound we list for this API.

Allopurinol standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Specifications and identifiers

Specifications of 5-Bromo-1-pentene
Product name5-Bromo-1-pentene
Catalogue numberZX-040155
CAS number1119-51-3
IUPAC name5-bromopent-1-ene
Molecular formulaC5H9Br
Molar mass149.03 g/mol
Exact mass147.9888
Physical formSolid
XLogP32.4
H-bond donors / acceptors0 / 0
Topological polar surface area0 Ų
InChIKeyLPNANKDXVBMDKE-UHFFFAOYSA-N
SMILESC=CCCCBr
PubChem CID70704
Synonyms1-Pentene, 5-bromo-, 5Bromopent1ene, 1Pentene, 5bromo, 1-Bromo-4-pentene, 4-Pentenyl bromide, 5-Bromopentene, 5-bromo-pent-1-ene, 5-bromo-pentene, Pent-4-enyl bromide, Pent-4-en-1-yl bromide

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS02 Flammable
Flammable
GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H226Flammable liquid and vapor
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P210, P233, P240, P241, P242, P243, P261, P264, P264 + P265, P271, P280, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P370 + P378, P403 + P233, P403 + P235, P405

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 5-Bromo-1-pentene
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 5-Bromo-1-pentene

Which CAS number identifies 5-Bromo-1-pentene?
5-Bromo-1-pentene is registered under CAS 1119-51-3. You may also see it listed as 1-Pentene, 5-bromo-, 5Bromopent1ene, 1Pentene, 5bromo. Our catalogue number for this item is ZX-040155.
What are the formula and molar mass of 5-Bromo-1-pentene?
For 5-Bromo-1-pentene, its formula is C5H9Br and its molar mass is 149.03 g/mol. The systematic (IUPAC) name is 5-bromopent-1-ene. InChIKey LPNANKDXVBMDKE-UHFFFAOYSA-N lets you match it in any structure database.
How is 5-Bromo-1-pentene used in pharmaceutical QC?
5-Bromo-1-pentene is a characterised reference material linked to Allopurinol. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 5-Bromo-1-pentene?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 5-Bromo-1-pentene?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 5-Bromo-1-pentene to my country?
Yes. Because 5-Bromo-1-pentene is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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