2-Iodopyridine
2-Iodopyridine (CAS: 5029-67-4, Formula: C5H4IN) is a halogenated heterocyclic compound with a molecular weight of 205.00 g/mol. It serves as a valuable building block in organic synthesis, particularly for introducing the pyridyl moiety into more complex molecules. This versatile reagent finds application in the development of pharmaceuticals, agrochemicals, and advanced materials, owing to the reactivity of the carbon-iodine bond.

Organic Synthesis Intermediate
2-Iodopyridine is widely used in cross-coupling reactions, such as Suzuki, Sonogashira, and Stille couplings. Its utility lies in forming new carbon-carbon bonds, enabling the construction of complex organic frameworks for drug discovery and materials science.
Pharmaceutical Research
This compound is a key intermediate in the synthesis of various pharmaceutical agents. It allows for the targeted modification of drug candidates, aiding in the exploration of new therapeutic compounds.
Agrochemical Development
The pyridine structure is present in many agrochemicals. 2-Iodopyridine facilitates the synthesis of novel pesticides, herbicides, and fungicides by providing a reactive pyridine core.
Materials Science
It is employed in the synthesis of organic electronic materials, ligands for catalysis, and functional polymers. The incorporation of the iodopyridine unit can impart specific electronic or structural properties.
| Molecular weight | 205.00 |
|---|---|
| Empirical formula | C5H4IN |
| Assay | 98% |
| Boiling point | 52 °C(lit.) |
| Density | 1.928 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.6320(lit.) |

Hazard statements
- 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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US) |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-Iodopyridine used for?
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2-Iodopyridine is primarily used as a versatile building block in organic synthesis, particularly in cross-coupling reactions for pharmaceuticals, agrochemicals, and materials science.
What is the CAS number and formula for 2-Iodopyridine?
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The CAS number for 2-Iodopyridine is 5029-67-4, and its molecular formula is C5H4IN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Iodopyridine with a minimum assay of 98%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations for 2-Iodopyridine?
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2-Iodopyridine is classified as a Warning (GHS07) and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Always handle with appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation.
How is 2-Iodopyridine packed, shipped, and exported?
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2-Iodopyridine is carefully packed according to international shipping regulations to ensure safe transit. TSS is experienced in exporting chemicals globally.
How can I request a quote or sample for 2-Iodopyridine?
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To request a quote or sample of 2-Iodopyridine, please contact our sales team through the website or by phone.
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