3-Methoxyphenethyl bromide
3-Methoxyphenethyl bromide (CAS: 2146-61-4, Formula: C9H11BrO, Molar Mass: 215.09 g/mol) is an organic building block featuring an ether and a bromoalkyl functional group. This compound serves as a valuable intermediate in organic synthesis, particularly in the construction of more complex molecules. It is widely utilized in chemical research and development for the synthesis of pharmaceuticals and other fine chemicals where the introduction of a 3-methoxyphenethyl moiety is required.
- IUPAC
- 3-Methoxy-1-(2-bromoethyl)benzene
- Synonyms
- 3-Methoxy-1-(2-bromoethyl)benzene

Pharmaceutical Intermediate
Utilised in the multi-step synthesis of active pharmaceutical ingredients (APIs). Its structure allows for further functionalisation, making it a key component in the development of novel drug candidates.
Organic Synthesis Reagent
A versatile building block for constructing carbon skeletons. The bromide group is reactive, facilitating alkylation reactions and the formation of new carbon-carbon or carbon-heteroatom bonds in diverse synthetic pathways.
Research and Development
Essential for academic and industrial laboratories exploring new chemical entities and reaction methodologies. Its specific structure makes it useful for structure-activity relationship (SAR) studies.
| Molecular weight | 215.09 |
|---|---|
| Linear formula | CH3OC6H4CH2CH2Br |
| Assay | 97% |
| Boiling point | 172-209 °C (DSC)(lit.) |
| Density | 1.3708 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.5593(lit.) |


Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34-52/53 |
| Safety statements (S) | 26-36/37/39-45 |
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-Methoxyphenethyl bromide used for?
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3-Methoxyphenethyl bromide (CAS: 2146-61-4) is primarily used as a building block in organic synthesis, particularly for the development of pharmaceuticals and fine chemicals.
What is the CAS number and formula for 3-Methoxyphenethyl bromide?
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The CAS number is 2146-61-4 and the chemical formula is C9H11BrO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Methoxyphenethyl bromide with a minimum assay of 97%. This product is intended for research and chemical synthesis purposes and is not supplied as USP, BP, EP, or any other pharmacopoeia grade.
How should 3-Methoxyphenethyl bromide be handled safely?
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3-Methoxyphenethyl bromide is classified as Danger, with hazards including H302 (Harmful if swallowed) and H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including full-face respirators, gloves, and goggles, must be used. Handle in a well-ventilated area. Refer to the Safety Data Sheet for detailed handling and emergency procedures.
Is 3-Methoxyphenethyl bromide a controlled substance?
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The provided data does not indicate that 3-Methoxyphenethyl bromide (CAS: 2146-61-4) is a controlled substance.
How is 3-Methoxyphenethyl bromide packed and exported?
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Tech Serve Solutions packs and exports chemicals in compliance with all relevant international shipping regulations, including UN 3265 (Corrosive liquid, acidic, organic, n.o.s.) classification for relevant shipments.
How can I request a quote or sample for 3-Methoxyphenethyl bromide?
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To request a quote or sample, please contact our sales department through the website or by phone, providing the product name and CAS number (2146-61-4).
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