3-Bromophenethyl bromide
3-Bromophenethyl bromide (CAS: 40422-70-6), with the molecular formula BrC6H4CH2CH2Br and a molecular weight of 263.96 g/mol, is a halogenated hydrocarbon. It serves as a valuable building block in organic synthesis. Its structure, featuring two bromine atoms, makes it reactive for introducing phenethyl moieties or further functionalization in complex molecule construction, particularly within the chemical and pharmaceutical research sectors.
- IUPAC
- 3-Bromo-1-(2-bromoethyl)benzene
- Synonyms
- 3-Bromo-1-(2-bromoethyl)benzene

Organic Synthesis Intermediate
3-Bromophenethyl bromide is employed as a versatile intermediate in the synthesis of more complex organic molecules. Its two bromine substituents allow for sequential or differential reactions, facilitating the construction of diverse chemical structures.
Pharmaceutical Research
This compound can be utilised in the development pathways for novel pharmaceutical agents. Its phenethyl bromide structure is a common motif found in various biologically active compounds, making it a useful starting material or intermediate.
Material Science
As a difunctional organic molecule, it may find applications in the synthesis of specialised polymers or functional materials where the introduction of specific aromatic or halogenated groups is desired.
| Molecular weight | 263.96 |
|---|---|
| Linear formula | BrC6H4CH2CH2Br |
| Assay | 97% |
| Boiling point | 77-78 °C/0.1 mmHg |
| Density | 1.725 g/mL at 25 °C |
| Refractive index | n20/D 1.595 |


Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Transport (UN / ADR) | UN 3082 9 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-43-51/53 |
| Safety statements (S) | 36/37-61 |
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 3-Bromophenethyl bromide used for?
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3-Bromophenethyl bromide is primarily used as an intermediate in organic synthesis and in pharmaceutical research for the development of new chemical entities.
What is the CAS number and chemical formula for 3-Bromophenethyl bromide?
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The CAS number is 40422-70-6 and the chemical formula is BrC6H4CH2CH2Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromophenethyl bromide with an assay of 97%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or pharmaceutical grade.
How should 3-Bromophenethyl bromide be handled safely?
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Handling requires caution. It is classified as harmful if swallowed (H302), may cause an allergic skin reaction (H317), and is toxic to aquatic life with long-lasting effects (H411). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection (e.g., ABEK type filter), should be used. Ensure adequate ventilation and avoid release to the environment (P273).
How is 3-Bromophenethyl bromide packed, shipped, and exported?
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3-Bromophenethyl bromide is packed according to industry standards for hazardous materials and is exported globally by Tech Serve Solutions. It is classified under UN 3082, Class 9, Packing Group III.
How can I request a sample or quote for 3-Bromophenethyl bromide?
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To request a sample or a quotation, please contact the Tech Serve Solutions sales team via our website or direct email, providing your contact details and the quantity required.
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