2-Bromo-3-iodopyridine
2-Bromo-3-iodopyridine (CAS 265981-13-3), with the molecular formula C5H3BrIN and a molecular weight of 283.89 g/mol, is a specialised halogenated heterocyclic compound. This pyridine derivative serves as a valuable building block in organic synthesis, particularly for the construction of complex molecules. Its utility lies in its potential for diverse chemical transformations, making it a key intermediate for researchers and chemists in various fields.

Organic Synthesis Intermediate
2-Bromo-3-iodopyridine is primarily employed as a versatile intermediate in the synthesis of novel organic compounds. Its two distinct halogen substituents allow for selective sequential reactions, enabling the construction of complex molecular architectures.
Pharmaceutical Research
This compound is utilised in the discovery and development of new pharmaceutical agents. It can be incorporated into synthetic routes targeting biologically active molecules, contributing to medicinal chemistry research.
Materials Science
As a functionalised heterocycle, 2-Bromo-3-iodopyridine may find applications in the development of new materials with specific electronic or optical properties, although this is a less common use.
Agrochemical Development
The pyridine scaffold and halogen functionalities can be relevant in the design of novel agrochemicals. Research in this area may involve using this compound as a starting material for potential pesticides or herbicides.
| Molecular weight | 283.89 |
|---|---|
| Empirical formula | C5H3BrIN |
| Melting point | 95-100 °C |



Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-41-50/53 |
| Safety statements (S) | 26-39-60-61 |
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 2-Bromo-3-iodopyridine used for?
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2-Bromo-3-iodopyridine is a specialised building block primarily used in organic synthesis, particularly for the preparation of complex molecules in pharmaceutical research, materials science, and agrochemical development.
What is the CAS number and formula for 2-Bromo-3-iodopyridine?
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The CAS number for 2-Bromo-3-iodopyridine is 265981-13-3, and its empirical formula (Hill notation) is C5H3BrIN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-3-iodopyridine as a research-grade chemical. The specific assay and purity details are available on the product's specification sheet. We do not represent this product as USP, BP, or EP grade.
How should 2-Bromo-3-iodopyridine be handled safely?
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2-Bromo-3-iodopyridine is classified as Dangerous. It is harmful if swallowed, causes serious eye damage, and is very toxic to aquatic life. Handle with appropriate personal protective equipment including eyeshields, face shields, gloves, and a dust mask (N95 US). Avoid release into the environment. Refer to the Safety Data Sheet for full handling instructions.
Can Tech Serve Solutions export 2-Bromo-3-iodopyridine?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Bromo-3-iodopyridine. We adhere to all necessary export regulations.
How can I request a quote or sample for 2-Bromo-3-iodopyridine?
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To request a quote or a sample of 2-Bromo-3-iodopyridine, please contact our sales team through the website or direct contact details provided. Please specify the required quantity.
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