3-Bromo-5-chloropyridine
3-Bromo-5-chloropyridine (CAS: 73583-39-8) is a halogenated pyridine derivative with the molecular formula C5H3BrClN and a molecular weight of 192.44 g/mol. This compound serves as a versatile building block in organic synthesis, particularly for the construction of complex heterocyclic structures. It is widely employed in chemical research and development, contributing to advancements in various fields requiring specialised chemical intermediates.

Organic Synthesis Intermediate
Used as a key intermediate in the synthesis of novel organic compounds and complex molecules. Its functional groups allow for diverse chemical transformations.
Pharmaceutical Research
A valuable building block for the development of new pharmaceutical agents. Its structure can be incorporated into potential drug candidates.
Agrochemical Development
Contributes to the synthesis of active ingredients in agricultural chemicals. The pyridine core is common in many agrochemical structures.
Material Science
Applicable in the creation of specialised materials, where its unique chemical properties can be leveraged for specific functionalities.
| Molecular weight | 192.44 |
|---|---|
| Empirical formula | C5H3BrClN |
| Assay | 97% |
| Melting point | 77-81 °C |


Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- 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
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-36/37/39 |
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 3-Bromo-5-chloropyridine used for?
+
3-Bromo-5-chloropyridine is primarily used as a building block and intermediate in organic synthesis, including pharmaceutical research, agrochemical development, and material science.
What is the CAS number and formula for 3-Bromo-5-chloropyridine?
+
The CAS number is 73583-39-8 and the empirical formula is C5H3BrClN.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3-Bromo-5-chloropyridine with a minimum purity of 97%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 3-Bromo-5-chloropyridine be handled safely?
+
Handling requires caution due to its hazardous properties (Danger, H301-H315-H318-H335). Use a type N95 dust mask, eyeshields, faceshields, and gloves. Ensure adequate ventilation, avoid breathing dust, and prevent eye and skin contact. Refer to the Safety Data Sheet for comprehensive guidance.
Is 3-Bromo-5-chloropyridine a controlled substance?
+
The provided data does not indicate that 3-Bromo-5-chloropyridine is a controlled substance.
How is 3-Bromo-5-chloropyridine packed, shipped, and exported?
+
This compound is shipped as UN 2811, Class 6.1, Packing Group III. Tech Serve Solutions adheres to all international regulations for the safe packing, shipping, and export of chemicals.
How can I request a sample or quote for 3-Bromo-5-chloropyridine?
+
Please contact our sales team directly via the website or phone to request a sample or a competitive quotation for 3-Bromo-5-chloropyridine.
▶ 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