3-Amino-4-bromobenzoic acid
3-Amino-4-bromobenzoic acid (CAS: 2840-29-1) is a key organic intermediate with the molecular formula C7H6BrNO2 and a molecular weight of 216.03 g/mol. This brominated aromatic amino acid serves as a valuable building block in complex chemical synthesis. It is particularly useful in the development of novel compounds within chemical biology, peptide chemistry, and the creation of unnatural amino acid derivatives. Its structural features allow for diverse chemical modifications.

Organic Synthesis
Utilised as a versatile building block in the synthesis of more complex organic molecules. Its functional groups, an amine and a carboxylic acid, along with the bromine substituent, enable a range of synthetic transformations.
Chemical Biology Research
A useful intermediate for creating bespoke molecules for investigating biological pathways and developing new chemical probes. Its structure can be incorporated into molecules designed for specific biological targets.
Peptide and Amino Acid Chemistry
Serves in the construction of modified peptides and unnatural amino acid derivatives. This is crucial for developing peptides with altered properties or novel functionalities.
| Molecular weight | 216.03 |
|---|---|
| Empirical formula | C7H6BrNO2 |
| Assay | 97% |
| Melting point | 226-230 °C |

Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26-36/37 |
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-Amino-4-bromobenzoic acid used for?
+
3-Amino-4-bromobenzoic acid is primarily used as a building block in organic synthesis, particularly in chemical biology research, peptide chemistry, and for the synthesis of unnatural amino acid derivatives.
What is the CAS number and formula for 3-Amino-4-bromobenzoic acid?
+
The CAS number for 3-Amino-4-bromobenzoic acid is 2840-29-1, and its empirical formula is C7H6BrNO2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3-Amino-4-bromobenzoic acid with an assay of 97%. This product is supplied for research and technical purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 3-Amino-4-bromobenzoic acid be handled safely?
+
3-Amino-4-bromobenzoic acid is classified as Danger (GHS06) and is harmful if swallowed, causes skin irritation, causes serious eye irritation, and may cause respiratory irritation (H301-H315-H319-H335). Appropriate personal protective equipment including a dust mask (type N95), eyeshields, face shields, and gloves should be worn. Ensure adequate ventilation.
How is this chemical packed and shipped?
+
3-Amino-4-bromobenzoic acid is carefully packed for secure transit and is exported globally by Tech Serve Solutions. Please contact us for specific shipping details and international export capabilities.
How can I request a quote or sample?
+
To request a quote or a sample of 3-Amino-4-bromobenzoic acid, please use the contact form on our website or call our sales team directly. Specify the quantity required for your quotation or sample request.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis