2-Amino-3-bromo-5-methylbenzoic acid
2-Amino-3-bromo-5-methylbenzoic acid (CAS: 13091-43-5) is an aromatic compound with the molecular formula H2NC6H2(Br)(CH3)CO2H and a molecular weight of 230.06 g/mol. This brominated amino benzoic acid derivative serves as a valuable building block in organic synthesis. It finds application in research and development, particularly within chemical biology and peptide chemistry, for the construction of complex molecules.

Chemical Synthesis
This compound acts as a versatile intermediate in the synthesis of various organic molecules. Its functional groups allow for diverse chemical transformations, making it useful in multi-step synthetic pathways.
Peptide Chemistry
As an unnatural amino acid derivative, it can be incorporated into peptide chains to introduce specific structural or functional modifications. This is valuable for creating novel peptides with tailored properties.
Chemical Biology Research
The unique structure of 2-Amino-3-bromo-5-methylbenzoic acid makes it a useful tool for researchers exploring biological pathways or developing new biochemical probes.
| Molecular weight | 230.06 |
|---|---|
| Linear formula | H2NC6H2(Br)(CH3)CO2H |
| Assay | 97% |
| Melting point | 204-208 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-43 |
| Safety statements (S) | 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 2-Amino-3-bromo-5-methylbenzoic acid used for?
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2-Amino-3-bromo-5-methylbenzoic acid is primarily used as a building block in organic synthesis, particularly in chemical biology and peptide chemistry for the creation of complex molecules.
What is the CAS number and chemical formula?
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The CAS number is 13091-43-5 and the chemical formula is H2NC6H2(Br)(CH3)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 97%. It is suitable for research and chemical synthesis purposes and is not supplied as USP, BP, or EP grade.
What are the safety and handling precautions for this chemical?
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This compound is classified as harmful if swallowed and may cause an allergic skin reaction (H302, H317). Use with a dust mask (type N95 US), eyeshields, face shields, and gloves (P280, 37/39).
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions packages chemicals securely for safe transit and adheres to all international shipping and export regulations for chemical compounds.
How can I request a quote or sample?
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To request a quote or sample, please contact the Tech Serve Solutions sales team via our website or direct inquiry channels.
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