3-Bromopyridine N-oxide
3-Bromopyridine N-oxide (CAS: 2402-97-3) is a heterocyclic compound with the molecular formula C5H4BrNO and a molecular weight of 174.00 g/mol. It serves as a valuable building block in organic synthesis, particularly for introducing functionalised pyridine rings into more complex molecules. Its unique reactivity makes it a useful intermediate in the development of pharmaceuticals and agrochemicals. Tech Serve Solutions supplies this chemical at a purity of 97%.

Organic Synthesis Intermediate
Utilised as a key intermediate in multi-step organic syntheses. Its structure allows for various functional group transformations, making it adaptable for complex molecule construction.
Pharmaceutical Research
A useful building block in the discovery and development of novel pharmaceutical agents. It can be incorporated into lead compounds targeting various biological pathways.
Agrochemical Development
Employed in the synthesis of potential agrochemical compounds. The pyridine N-oxide moiety can impart specific biological activity relevant to crop protection.
Materials Science
May be investigated for applications in materials science, where pyridine derivatives can exhibit interesting electronic or optical properties.
| Molecular weight | 174.00 |
|---|---|
| Empirical formula | C5H4BrNO |
| Assay | 97% |
| Melting point | 31-39 °C |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-41 |
| Safety statements (S) | 26-39 |
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-Bromopyridine N-oxide typically used for?
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3-Bromopyridine N-oxide is primarily used as a building block in organic synthesis, particularly in the development of pharmaceuticals and agrochemicals.
What is the CAS number and formula for 3-Bromopyridine N-oxide?
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The CAS number for 3-Bromopyridine N-oxide is 2402-97-3, and its empirical formula is C5H4BrNO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromopyridine N-oxide with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 3-Bromopyridine N-oxide be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves. It is classified as Danger, with hazards H302 (Harmful if swallowed) and H318 (Causes serious eye damage). Ensure good ventilation and avoid dust formation.
Does Tech Serve Solutions export 3-Bromopyridine N-oxide?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 3-Bromopyridine N-oxide.
How can I request a sample or quote for 3-Bromopyridine N-oxide?
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Please contact our sales team directly via our website or by phone to request a sample or a quotation for 3-Bromopyridine N-oxide.
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