2-Bromopyridine-4-carboxylic acid
2-Bromopyridine-4-carboxylic acid (CAS: 66572-56-3) is a halogenated heterocyclic organic compound with the molecular formula C6H4BrNO2. This pyridine derivative serves as a valuable building block in organic synthesis, particularly for the preparation of more complex molecules in pharmaceutical research and chemical development. Its structure features a carboxylic acid group and a bromine atom on the pyridine ring, enabling diverse chemical transformations.
- IUPAC
- 2-Bromoisonicotinic acid
- Synonyms
- 2-Bromoisonicotinic acid

Pharmaceutical Intermediate
Utilised in the synthesis of active pharmaceutical ingredients (APIs) and drug discovery programmes. The bromo and carboxylic acid functionalities allow for various coupling and derivatisation reactions.
Organic Synthesis Building Block
A versatile reagent for constructing novel organic molecules. It is particularly useful in medicinal chemistry for creating pyridine-based scaffolds.
Agrochemical Research
May be employed in the development of new pesticides or herbicides, leveraging its heterocyclic structure for biological activity screening.
Materials Science
Can be incorporated into polymers or functional materials where the pyridine moiety imparts specific electronic or binding properties.
| Molecular weight | 202.01 |
|---|---|
| Empirical formula | C6H4BrNO2 |
| Assay | 97% |
| Melting point | 217-220 °C |

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 |
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-Bromopyridine-4-carboxylic acid used for?
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2-Bromopyridine-4-carboxylic acid is primarily used as a building block in organic synthesis, particularly for pharmaceutical intermediates and in the development of new chemical entities.
What is the CAS number and molecular formula for 2-Bromopyridine-4-carboxylic acid?
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The CAS number is 66572-56-3, and its empirical formula is C6H4BrNO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromopyridine-4-carboxylic acid with a minimum assay of 97%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or pharmaceutical grade.
What are the safety precautions for handling 2-Bromopyridine-4-carboxylic acid?
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This compound is a Warning irritant (H315, H319, H335). Handle with appropriate personal protective equipment, including a dust mask (N95 or equivalent), eyeshields, and gloves, in a well-ventilated area. Avoid breathing dust and ensure adequate ventilation.
How is 2-Bromopyridine-4-carboxylic acid shipped by TSS?
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Tech Serve Solutions exports chemicals globally. For specific shipping and packaging details relevant to your region, please contact our sales team.
How can I request a sample or quote for 2-Bromopyridine-4-carboxylic acid?
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To request a sample or obtain a quotation for 2-Bromopyridine-4-carboxylic acid, please contact our customer service department through the website or by phone.
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