(2-Bromoethyl)benzene
(2-Bromoethyl)benzene (CAS: 103-63-9), with the molecular formula C6H5CH2CH2Br, is a halogenated hydrocarbon and an aryl building block. It is commonly employed in organic synthesis as an alkylating agent to introduce the 2-phenylethyl group into various molecules. Its utility spans research and development, particularly in the creation of more complex organic structures for potential pharmaceutical and material science applications.
- IUPAC
- 2-Phenylethyl bromide
- Synonyms
- 2-Phenylethyl bromide

Organic Synthesis Intermediate
Serves as a key intermediate for introducing the 2-phenylethyl moiety in the synthesis of pharmaceuticals, agrochemicals, and fine chemicals. It is utilized in alkylation reactions to functionalize various nucleophiles.
Pharmaceutical Research
Used in the development of novel drug candidates and for structure-activity relationship studies in medicinal chemistry. Its structure is relevant for building pharmacologically active compounds.
Material Science
Can be employed in the synthesis of specialized polymers or functional materials where the phenylethyl group imparts specific physical or chemical properties.
| Molecular weight | 185.06 |
|---|---|
| Linear formula | C6H5CH2CH2Br |
| Assay | ≥97.0% (GC) |
| Boiling point | 220-221 °C(lit.) |
| Density | 1.355 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.556(lit.)n20/D 1.556 |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- 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 | 96 °C / 204.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
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 (2-Bromoethyl)benzene used for?
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(2-Bromoethyl)benzene is primarily used as an intermediate in organic synthesis, particularly for introducing the 2-phenylethyl group into other molecules. This is valuable in the development of pharmaceuticals, agrochemicals, and materials.
What is the CAS number and chemical formula for (2-Bromoethyl)benzene?
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The CAS number is 103-63-9, and the chemical formula is C6H5CH2CH2Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (2-Bromoethyl)benzene with a purity of ≥97.0% (GC). TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
How should (2-Bromoethyl)benzene be handled safely?
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(2-Bromoethyl)benzene is classified with GHS07 signal word 'Warning' and carries hazard statements H302 (Harmful if swallowed) and H319 (Causes serious eye irritation). Appropriate personal protective equipment, including eyeshields, face shields, and suitable gloves and respirators, should be used. Handle in a well-ventilated area.
How is (2-Bromoethyl)benzene packed, shipped, and exported?
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Tech Serve Solutions is an experienced global supplier and exporter of fine chemicals, adhering to all necessary regulations for packing, shipping, and exporting (2-Bromoethyl)benzene.
How can I request a quote or sample?
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To request a quote or a sample of (2-Bromoethyl)benzene, please contact the TSS sales team through the website or your designated account manager.
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