3,4,5-Tribromopyridine
3,4,5-Tribromopyridine (CAS 2457-48-9) is a halogenated heterocyclic compound with the molecular formula C5H2Br3N and a molecular weight of 315.79 g/mol. This pyridine derivative is primarily utilised as a chemical intermediate and building block in organic synthesis. Its highly brominated structure makes it a valuable precursor for creating more complex molecules, particularly in the fields of pharmaceutical research and material science.
- Synonyms
- 2457-48-9C5H2Br3N

Organic Synthesis Intermediate
Serves as a key building block in multi-step organic synthesis pathways. The bromine atoms can be selectively replaced or functionalised to construct diverse molecular architectures.
Pharmaceutical Research
Used in the development of novel pharmaceutical compounds. Its heterocyclic nature and multiple reactive sites allow for the exploration of new drug candidates.
Material Science Precursor
Can be employed in the synthesis of functional materials. The introduction of bromine atoms can influence the electronic and physical properties of derived materials.
| Molecular weight | 315.79 |
|---|---|
| Empirical formula | C5H2Br3N |
| Assay | 97% |
| Melting point | 105-109 °C |

Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H331Toxic if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P311Call a POISON CENTER or doctor
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-36/37/38 |
| Safety statements (S) | 26-39-45 |
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 3,4,5-Tribromopyridine used for?
+
3,4,5-Tribromopyridine is used as a building block and intermediate in organic synthesis, particularly in pharmaceutical research and material science.
What are the CAS number and formula for 3,4,5-Tribromopyridine?
+
The CAS number is 2457-48-9 and the empirical formula is C5H2Br3N.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3,4,5-Tribromopyridine with a minimum assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 3,4,5-Tribromopyridine be handled?
+
3,4,5-Tribromopyridine is classified as toxic if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation. Handle with appropriate personal protective equipment (gloves, eye protection, respiratory protection) in a well-ventilated area. Refer to the Safety Data Sheet for full handling information.
Is 3,4,5-Tribromopyridine a controlled substance?
+
The provided data does not indicate that 3,4,5-Tribromopyridine is a controlled substance.
How is 3,4,5-Tribromopyridine packed and shipped?
+
3,4,5-Tribromopyridine is shipped as UN 2811, Class 6.1, Packing Group III. Specific packaging details are available upon request.
How can I request a quote or sample of 3,4,5-Tribromopyridine?
+
Please contact our sales team via the website or direct email to request a quotation or a sample of 3,4,5-Tribromopyridine.
▶ 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