2-Hydroxy-5-iodopyridine
2-Hydroxy-5-iodopyridine (CAS: 13472-79-2), with the molecular formula C5H4INO and a molecular weight of 221.00, is a halogenated heterocyclic compound. It serves as a valuable building block in chemical synthesis, particularly for researchers and manufacturers working with pyridines and related structures. Its chemical reactivity makes it a useful intermediate for creating more complex molecules. This compound is supplied by Tech Serve Solutions for laboratory and industrial applications.
- IUPAC
- 5-Iodo-2(1H)-pyridone,5-Iodo-2-pyridinol
- Synonyms
- 5-Iodo-2(1H)-pyridone5-Iodo-2-pyridinol

Pharmaceutical Intermediate
2-Hydroxy-5-iodopyridine is employed in the synthesis of active pharmaceutical ingredients (APIs). Its structure allows for further functionalisation, contributing to the development of novel therapeutic agents.
Chemical Synthesis Reagent
This compound acts as a versatile building block in organic synthesis. It is used to introduce the iodopyridine moiety into target molecules, facilitating cross-coupling reactions and other transformations.
Research and Development
In R&D settings, 2-Hydroxy-5-iodopyridine is utilised for exploring new chemical pathways and developing innovative materials. Its availability supports academic and industrial research initiatives.
| Molecular weight | 221.00 |
|---|---|
| Empirical formula | C5H4INO |
| Assay | 97% |
| Melting point | 192-196 °C(lit.) |


Hazard statements
- H302Harmful 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
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-36/39 |
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 2-Hydroxy-5-iodopyridine used for?
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2-Hydroxy-5-iodopyridine is primarily used as a building block in chemical synthesis, particularly in the pharmaceutical industry and for research and development purposes to create more complex molecules.
What is the CAS number and formula for 2-Hydroxy-5-iodopyridine?
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The CAS number for 2-Hydroxy-5-iodopyridine is 13472-79-2, and its empirical formula is C5H4INO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxy-5-iodopyridine with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2-Hydroxy-5-iodopyridine be handled safely?
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2-Hydroxy-5-iodopyridine is classified as Dangerous. It is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye damage (H318), and may cause respiratory irritation (H335). Appropriate personal protective equipment including a dust mask (N95), eyeshields, and gloves must be used. Handle in a well-ventilated area.
Can Tech Serve Solutions export this chemical?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a sample or quote for 2-Hydroxy-5-iodopyridine?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through the website or by phone, referencing the product name and CAS number 13472-79-2.
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