4-Methoxyphenethyl bromide
4-Methoxyphenethyl bromide (CAS: 14425-64-0), with the chemical formula C9H11BrO, is a valuable organic building block. This compound features a phenethyl structure modified with a methoxy group and a terminal bromine atom, making it reactive for various synthetic transformations. It is commonly employed in chemical synthesis, particularly in the preparation of more complex molecules and pharmaceutical intermediates. The compound has a molecular weight of 215.09 g/mol.

Organic Synthesis Intermediate
4-Methoxyphenethyl bromide serves as a key intermediate in organic synthesis. Its reactive bromide functional group allows for nucleophilic substitution reactions, facilitating the introduction of the 2-(4-methoxyphenyl)ethyl moiety into various organic structures.
Pharmaceutical Intermediates
This compound is utilised in the multi-step synthesis of pharmaceutical agents. The presence of both the aromatic ring and the reactive alkyl bromide makes it suitable for constructing diverse pharmacologically active scaffolds.
Research and Development
As a versatile building block, 4-Methoxyphenethyl bromide is frequently used in research laboratories for exploring new synthetic routes and developing novel chemical entities.
| Molecular weight | 215.09 |
|---|---|
| Linear formula | CH3OC6H4CH2CH2Br |
| Assay | 97% |
| Boiling point | 94-96 °C/2 mmHg(lit.) |
| Density | 1.3763 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.560(lit.) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-52/53 |
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 4-Methoxyphenethyl bromide primarily used for?
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4-Methoxyphenethyl bromide is primarily used as a building block and intermediate in organic synthesis, including the preparation of pharmaceutical intermediates and in research and development.
What are the CAS number and chemical formula for 4-Methoxyphenethyl bromide?
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The CAS number for 4-Methoxyphenethyl bromide is 14425-64-0, and its chemical formula is C9H11BrO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Methoxyphenethyl bromide with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling 4-Methoxyphenethyl bromide?
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4-Methoxyphenethyl bromide is classified with a GHS07 symbol and a Warning signal word, with hazard statement H302 (Harmful if swallowed). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. It is classified as WGK 2 in Germany.
How is 4-Methoxyphenethyl bromide typically packed and shipped?
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4-Methoxyphenethyl bromide is carefully packed in compliance with international shipping regulations and exported globally by Tech Serve Solutions.
How can I request a quote or sample of 4-Methoxyphenethyl bromide?
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Please contact our sales team via the website to request a quote or a sample of 4-Methoxyphenethyl bromide.
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