4-(4-Bromophenoxy)benzoic acid
Tech Serve Solutions offers 4-(4-Bromophenoxy)benzoic acid (CAS: 21120-68-3), a carboxylic acid with the chemical formula BrC6H4OC6H4CO2H and a molecular weight of 293.11 g/mol. This organic compound serves as a valuable building block in chemical synthesis. It is characterised by its specific molecular structure, incorporating both a bromo-substituted phenoxy group and a benzoic acid moiety, making it useful in the development of complex organic molecules.

Organic Synthesis Intermediate
4-(4-Bromophenoxy)benzoic acid functions as a key intermediate in the synthesis of more complex organic molecules. Its structure allows for various chemical transformations, enabling the creation of diverse chemical entities.
Building Block for Functional Materials
This compound can be utilised as a building block in the development of novel materials. The presence of the carboxylic acid group and the bromophenyl ether linkage provides reactive sites for polymerisation or functionalisation.
Research and Development
In research laboratories, 4-(4-Bromophenoxy)benzoic acid is employed for exploratory synthesis and the investigation of new chemical reactions. Its defined structure makes it suitable for academic and industrial R&D projects.
| Molecular weight | 293.11 |
|---|---|
| Linear formula | BrC6H4OC6H4CO2H |
| Assay | 97% |
| Melting point | 187-190 °C |


Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-36-43-50/53 |
| Safety statements (S) | 26-36/37-60-61 |
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 4-(4-Bromophenoxy)benzoic acid used for?
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4-(4-Bromophenoxy)benzoic acid is primarily used as a building block and intermediate in organic synthesis, particularly in research and development for creating complex organic molecules and functional materials.
What is the CAS number and chemical formula for 4-(4-Bromophenoxy)benzoic acid?
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The CAS number is 21120-68-3 and the chemical formula is BrC6H4OC6H4CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(4-Bromophenoxy)benzoic acid with an assay of 97%. This product is intended for research and chemical synthesis and is not supplied as USP, BP, EP, or any pharmacopoeia grade.
What are the main safety hazards associated with 4-(4-Bromophenoxy)benzoic acid?
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This compound is classified with GHS07 and GHS09 symbols, carrying a Warning signal word. It is harmful if swallowed (H302), may cause an allergic skin reaction (H317), causes serious eye irritation (H319), and is very toxic to aquatic life with long-lasting effects (H400). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, faceshields, and gloves, should be used during handling.
How is 4-(4-Bromophenoxy)benzoic acid packed and shipped?
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As a specialist global supplier and exporter, Tech Serve Solutions ensures that 4-(4-Bromophenoxy)benzoic acid is packed and shipped in compliance with all relevant regulations. For international shipments, it is classified under UN 3077, Class 9, Packing Group III.
How can I request a sample or quote for 4-(4-Bromophenoxy)benzoic acid?
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To request a sample or a quote for 4-(4-Bromophenoxy)benzoic acid, please contact our sales team via the website or by calling our office. We will be pleased to assist you with your specific requirements.
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