1,3-Dibromobutane
1,3-Dibromobutane (CAS: 107-80-2) is an organic compound with the linear formula CH3CHBrCH2CH2Br and a molecular weight of 215.91 g/mol. This halogenated hydrocarbon serves as a valuable building block in organic synthesis. Its molecular structure and conformational properties have been investigated using advanced analytical techniques, highlighting its utility in research and development for creating more complex organic molecules.
- IUPAC
- 1,3-Butylenebromide
- Synonyms
- CH3CHBrCH2CH2Br1,3-Butylenebromide

Organic Synthesis Intermediate
1,3-Dibromobutane is employed as a difunctional alkylating agent in various organic synthesis pathways. It can be used to introduce a four-carbon chain with bromine atoms at the 1 and 3 positions, facilitating cyclisation reactions or the formation of new carbon-carbon bonds.
Research and Development
The compound's well-defined molecular structure makes it suitable for fundamental research, including studies investigating molecular conformation and composition. Its use in such investigations aids in understanding chemical principles and developing new synthetic methodologies.
Material Science Precursor
As a dihalogenated alkane, 1,3-Dibromobutane can be a precursor in the synthesis of polymers or other advanced materials requiring specific functionalisation or chain lengths.
| Molecular weight | 215.91 |
|---|---|
| Linear formula | CH3CHBrCH2CH2Br |
| Assay | 97% |
| Boiling point | 175 °C(lit.) |
| Density | 1.8 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.5080(lit.) |
| Application | It has been to investigate its molecular structure and conformational composition by gas-phase electron diffraction and ab initio methods.1 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 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 1,3-Dibromobutane used for?
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1,3-Dibromobutane is used as a building block in organic synthesis and for investigating molecular structure and conformational composition. It acts as an intermediate for creating more complex organic molecules.
What is the CAS number and formula for 1,3-Dibromobutane?
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The CAS number for 1,3-Dibromobutane is 107-80-2 and its linear formula is CH3CHBrCH2CH2Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Dibromobutane with an assay of 97%. TSS does not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 1,3-Dibromobutane be handled safely?
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1,3-Dibromobutane is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Recommended personal protective equipment includes eyeshields, gloves, and appropriate respiratory protection such as a multi-purpose combination respirator cartridge or an ABEK type filter.
Is 1,3-Dibromobutane available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 1,3-Dibromobutane, and can assist with international shipping requirements.
How can I request a quote or sample for 1,3-Dibromobutane?
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To request a quote or sample for 1,3-Dibromobutane, please contact our sales team through the website or by phone, providing your specific requirements and delivery details.
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