3-Acetyl-5-bromopyridine
3-Acetyl-5-bromopyridine (CAS: 38940-62-4) is a halogenated heterocyclic compound with the molecular formula C7H6BrNO and a molecular weight of 200.03 g/mol. It serves as a valuable building block in chemical synthesis, particularly within organic chemistry and medicinal chemistry research. This pyridine derivative is characterised by its acetyl and bromo substituents, making it a versatile intermediate for the construction of more complex molecular architectures, especially those with potential pharmaceutical applications.
- IUPAC
- 1-(5-Bromopyridin-3-yl)ethanone
- Synonyms
- 1-(5-Bromopyridin-3-yl)ethanone

Organic Synthesis Intermediate
3-Acetyl-5-bromopyridine is utilised as a key intermediate in the synthesis of various organic compounds. Its functional groups allow for diverse chemical transformations, enabling the creation of novel molecular structures.
Medicinal Chemistry Research
This compound is employed in the development of new pharmaceutical agents. It can be incorporated into potential drug candidates, particularly those targeting heterocyclic scaffolds relevant to drug discovery.
Heterocyclic Chemistry
As a substituted pyridine, it is a useful reagent for constructing complex heterocyclic systems. Research in this area often involves modifying the pyridine ring or utilising its substituents for further reactions.
| Molecular weight | 200.03 |
|---|---|
| Empirical formula | C7H6BrNO |
| Assay | 97% |
| Melting point | 90-94 °C |

Hazard statements
- H302Harmful if swallowed
- 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) | 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-Acetyl-5-bromopyridine primarily used for?
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3-Acetyl-5-bromopyridine is primarily used as a building block in organic synthesis and for research in medicinal chemistry.
What are the CAS number and formula for 3-Acetyl-5-bromopyridine?
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The CAS number for 3-Acetyl-5-bromopyridine is 38940-62-4, and its empirical formula is C7H6BrNO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Acetyl-5-bromopyridine with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 3-Acetyl-5-bromopyridine be handled safely?
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Handling should be done with appropriate personal protective equipment, including a dust mask (N95 or equivalent), eyeshields, and gloves. Ensure good ventilation and avoid inhaling dust. It is classified as harmful if swallowed and causes skin and eye irritation, and may cause respiratory irritation.
How is this chemical packed and exported?
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Tech Serve Solutions, as a global supplier and exporter, ensures appropriate packaging for the safe transport of 3-Acetyl-5-bromopyridine in compliance with international shipping regulations.
How can I request a sample or quote for 3-Acetyl-5-bromopyridine?
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To request a sample or a quotation for 3-Acetyl-5-bromopyridine, please contact our sales department through the TSS website or by direct inquiry.
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