3-Bromopentane
3-Bromopentane (CAS: 1809-10-5) is an organobromine compound with a molecular weight of 151.04 g/mol. This halogenated hydrocarbon serves as a versatile building block in organic synthesis. It is commonly employed in the chemical industry for creating more complex molecules and is particularly useful in research and development laboratories for its reactivity as an alkylating agent.
- IUPAC
- 3-Pentyl bromide
- Synonyms
- 3-Pentyl bromide

Organic Synthesis Intermediate
3-Bromopentane is a valuable reagent in organic chemistry for introducing the pentyl group into various molecules through alkylation reactions. Its utility spans the synthesis of pharmaceuticals, agrochemicals, and specialty materials.
Chemical Research and Development
Utilised in R&D settings, this compound aids in exploring novel synthetic pathways and developing new chemical entities. Its specific reactivity profile makes it a useful tool for academic and industrial research.
Building Block for Complex Molecules
As a fundamental building block, 3-Bromopentane is instrumental in the construction of larger, more intricate organic structures. It facilitates carbon-carbon bond formation and functional group transformations.
| Molecular weight | 151.04 |
|---|---|
| Linear formula | (C2H5)2CHBr |
| Assay | 95% |
| Boiling point | 118-119 °C(lit.) |
| Density | 1.216 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.445(lit.) |


Hazard statements
- H225Highly flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 19 °C / 66.2 °F |
| Transport (UN / ADR) | UN 1993BF 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-36/37/38 |
| Safety statements (S) | 16-26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3-Bromopentane used for?
+
3-Bromopentane is primarily used as an intermediate in organic synthesis and as a building block for creating complex molecules in chemical research and development.
What is the CAS number and molecular formula for 3-Bromopentane?
+
The CAS number for 3-Bromopentane is 1809-10-5. The linear formula is (C2H5)2CHBr.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3-Bromopentane with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
How should 3-Bromopentane be handled safely?
+
3-Bromopentane is flammable and an irritant. Handle with appropriate personal protective equipment, including safety glasses, gloves, and use in a well-ventilated area. Refer to the Safety Data Sheet for full handling instructions. It carries GHS hazards H225, H315, H319, and H335.
How is 3-Bromopentane packed and exported?
+
3-Bromopentane is packed according to UN 1993 BF 3 / PG II regulations for safe transport. TSS is a specialist global supplier and exporter.
How can I request a quote or sample for 3-Bromopentane?
+
Please contact our sales team via the website or telephone to request a quote or sample of 3-Bromopentane.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis