3,5-Dibromobenzoic acid
3,5-Dibromobenzoic acid (CAS: 618-58-6) is a halogenated aromatic carboxylic acid with the molecular formula Br 2 C 6 H 3 CO 2 H and a molecular weight of 279.91 g/mol. It is primarily utilised as an organic building block in chemical synthesis. Its structure, featuring two bromine atoms and a carboxylic acid group on a benzene ring, makes it a versatile intermediate for introducing specific functionalities into more complex molecules.
- Synonyms
- 3,5-Dibromobenzoic acidBr2C6H3CO2H

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of various organic compounds. The bromine substituents and carboxylic acid group allow for diverse chemical transformations, including coupling reactions and derivatisation.
Building Block for Complex Molecules
Serves as a fundamental building block in the construction of more complex organic structures, particularly in the fields of medicinal chemistry and materials science.
Reagent in Research and Development
Employed in academic and industrial research laboratories for the development of novel chemical entities and synthetic methodologies.
| Molecular weight | 279.91 |
|---|---|
| Linear formula | Br2C6H3CO2H |
| Assay | ≥97.0% (GC) |
| Melting point | 218-220 °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) | 26-37/39 |
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 3,5-Dibromobenzoic acid used for?
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3,5-Dibromobenzoic acid is primarily used as an organic building block in chemical synthesis for creating more complex molecules.
What are the CAS number and molecular formula for 3,5-Dibromobenzoic acid?
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The CAS number is 618-58-6 and the molecular formula is Br 2 C 6 H 3 CO 2 H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,5-Dibromobenzoic acid with an assay of ≥97.0% (GC). We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.
What are the safety considerations for handling 3,5-Dibromobenzoic acid?
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This compound is a warning hazard and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves should be worn.
How is 3,5-Dibromobenzoic acid packaged and shipped?
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3,5-Dibromobenzoic acid is available for global export. Packaging is designed to ensure product integrity during transit.
How can I request a sample or quote for 3,5-Dibromobenzoic acid?
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To request a sample or quote, please use the contact form on our website or reach out to our sales team directly.
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