5-Bromo-2-chloro-3-iodo-pyridine
5-Bromo-2-chloro-3-iodo-pyridine (CAS 928653-73-0) is a halogenated pyridine derivative with the molecular formula C5H2BrClIN and a molecular weight of 318.34 g/mol. This compound serves as a versatile building block in organic synthesis, particularly for the construction of complex heterocyclic structures. Its multiple halogen substituents offer distinct reactivity for cross-coupling reactions and further functionalization in pharmaceutical and agrochemical research.

Organic Synthesis Building Block
Utilised as a key intermediate in the synthesis of novel organic compounds. Its halogen atoms can be selectively manipulated through various cross-coupling reactions, such as Suzuki or Stille couplings, to introduce diverse functional groups.
Pharmaceutical Research
Serves as a valuable scaffold for the development of new pharmaceutical agents. The pyridine core and halogen substituents are common features in many biologically active molecules.
Agrochemical Development
A potential precursor in the synthesis of novel agrochemicals, including pesticides and herbicides, where halogenated heterocycles often exhibit desirable biological activity.
Materials Science
May be employed in the synthesis of specialised organic materials, where its unique electronic and structural properties can be exploited.
| Molecular weight | 318.34 |
|---|---|
| Empirical formula | C5H2BrClIN |
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 5-Bromo-2-chloro-3-iodo-pyridine used for?
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5-Bromo-2-chloro-3-iodo-pyridine is primarily used as a building block in organic synthesis for the development of new molecules, particularly in pharmaceutical and agrochemical research.
What is the CAS number and formula for 5-Bromo-2-chloro-3-iodo-pyridine?
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The CAS number is 928653-73-0 and the empirical formula is C5H2BrClIN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound as a research-grade chemical. The exact purity is available on the Certificate of Analysis. TSS does not represent this product as USP, BP, or EP grade.
How should 5-Bromo-2-chloro-3-iodo-pyridine be handled?
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This compound may cause skin irritation, serious eye irritation, and may cause respiratory irritation. Handle with appropriate personal protective equipment in a well-ventilated area.
Is 5-Bromo-2-chloro-3-iodo-pyridine available for export?
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Yes, Tech Serve Solutions, established in 1998, is a specialist global supplier and exporter of fine chemicals and laboratory reagents.
How can I request a quote or sample?
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Please contact our sales team directly through our website or by phone to request a quote or a sample of 5-Bromo-2-chloro-3-iodo-pyridine.
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