1-Bromo-3-methylbutane
1-Bromo-3-methylbutane (CAS: 107-82-4) is an organic compound with the linear formula (CH3)2CHCH2CH2Br and a molecular weight of 151.04 g/mol. This halogenated hydrocarbon functions as a versatile building block in organic synthesis. It is commonly employed in the preparation of various organic compounds, serving as an alkylating agent. Its properties make it useful in research and development settings for chemical synthesis.
- IUPAC
- Isoamyl bromide,Isopentyl bromide
- Synonyms
- Isoamyl bromideIsopentyl bromide

Synthesis of Heterocyclic Compounds
1-Bromo-3-methylbutane is utilised in the synthesis of heterocyclic molecules, such as 1-(3-methylbutyl)pyrrole. This application highlights its utility in constructing specific ring systems within organic chemistry.
Generation of Peroxy Radicals
The compound has been used in methods for the direct photolytic production of pentyl peroxy radicals. This application is relevant in studies involving radical chemistry and reaction mechanisms.
Extraction Solvent in Analytical Chemistry
1-Bromo-3-methylbutane can serve as an extraction solvent in analytical techniques. It has been employed in liquid-liquid microextraction for the determination of polycyclic aromatic hydrocarbons in water samples, coupled with GC-MS analysis.
| Molecular weight | 151.04 |
|---|---|
| Linear formula | (CH3)2CHCH2CH2Br |
| Assay | 96% |
| Boiling point | 120-121 °C(lit.) |
| Density | 1.261 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4409(lit.) |
| Solubility | H2O: slightly soluble at 16.5 °C (0.02g/100ml)alcohol: misciblediethyl ether: miscible |
| Melting point | −112 °C(lit.) |
| Storage temperature | 2-8°C |
| Application | 1-Bromo-3-methylbutane was used in the synthesis of 1-(3-methylbutyl)pyrrole1. It was used in the production of pentyl peroxy radical by direct photolysis production method2. It was also used as extraction solvent for determination of polycyclic aromatic hydrocarbons in water samples using liquid-liquid microextraction combined with gas chromatography-mass spectrometry3. |


Hazard statements
- H225Highly flammable liquid and vapour
- H302Harmful if swallowed
- H315Causes skin irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 22 °C / 71.6 °F |
| Transport (UN / ADR) | UN 2341 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-22-37/38-52/53 |
| Safety statements (S) | 61 |
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 1-Bromo-3-methylbutane used for?
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1-Bromo-3-methylbutane is used as a building block in organic synthesis, for the preparation of compounds like 1-(3-methylbutyl)pyrrole, in the generation of pentyl peroxy radicals, and as an extraction solvent in analytical chemistry.
What are the CAS number and chemical formula for 1-Bromo-3-methylbutane?
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The CAS number for 1-Bromo-3-methylbutane is 107-82-4, and its linear formula is (CH3)2CHCH2CH2Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Bromo-3-methylbutane with an assay of 96%. We do not represent this product as USP, BP, or EP grade.
How should 1-Bromo-3-methylbutane be handled safely?
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1-Bromo-3-methylbutane is flammable and harmful if swallowed, it causes skin and respiratory irritation. Handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area. Store at 2-8°C.
How is 1-Bromo-3-methylbutane packed and shipped?
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1-Bromo-3-methylbutane is packed in compliance with international shipping regulations for hazardous materials. It is classified under UN 2341, Class 3, Packing Group III.
How can I request a sample or quote for 1-Bromo-3-methylbutane?
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To request a sample or quote for 1-Bromo-3-methylbutane, please contact our sales team through the website or by phone.
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