4-(Bromomethyl)benzoic acid
4-(Bromomethyl)benzoic acid (CAS: 6232-88-8) is a valuable organic compound with the linear formula BrCH₂C₆H₄CO₂H and a molecular weight of 215.04 g/mol. This crystalline solid, typically assaying 97%, serves as a key building block in organic synthesis. Its structure, featuring both a carboxylic acid group and a reactive bromomethyl substituent, makes it a versatile intermediate for the preparation of more complex molecules, particularly in the fields of pharmaceuticals and materials science.
- IUPAC
- α-Bromo-p-toluic acid
- Synonyms
- α-Bromo-p-toluic acid

Pharmaceutical Intermediate
Used as a versatile building block in the synthesis of active pharmaceutical ingredients (APIs). The reactive bromomethyl group allows for facile functionalisation and incorporation into diverse molecular scaffolds.
Organic Synthesis Reagent
A fundamental reagent for introducing the 4-(carboxyphenyl)methyl moiety into various organic structures. Its utility spans the creation of novel compounds for research and development.
Material Science Applications
Can be employed in the development of specialised polymers or functional materials where the benzoic acid and bromomethyl functionalities can be leveraged for cross-linking or further modification.
| Molecular weight | 215.04 |
|---|---|
| Linear formula | BrCH2C6H4CO2H |
| Assay | 97% |
| Melting point | 224-229 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-(Bromomethyl)benzoic acid used for?
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4-(Bromomethyl)benzoic acid is primarily used as a building block and intermediate in organic synthesis, particularly for pharmaceuticals and materials science. It is useful for introducing the 4-(carboxyphenyl)methyl group into target molecules.
What is the CAS number and formula for 4-(Bromomethyl)benzoic acid?
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The CAS number is 6232-88-8, and its linear formula is BrCH₂C₆H₄CO₂H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Bromomethyl)benzoic acid with an assay of 97%. This product is suitable for general laboratory and research purposes. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade.
How should 4-(Bromomethyl)benzoic acid be handled?
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Handling requires appropriate personal protective equipment including eyeshields, gloves, and a dust mask (type N95 or equivalent). It is a warning substance that may cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Ensure good ventilation.
How is 4-(Bromomethyl)benzoic acid packed, shipped, and exported?
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Tech Serve Solutions offers this chemical in various pack sizes suitable for laboratory and industrial use, adhering to all relevant shipping and export regulations for chemical compounds.
How can I request a quote or sample of 4-(Bromomethyl)benzoic acid?
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Please use the 'Request a Quote' or 'Request a Sample' button on the product page, or contact our sales team directly with your requirements.
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