3-Hydroxypyridine
3-Hydroxypyridine (CAS: 109-00-2; Formula: C5H5NO; Molar Mass: 95.10 g/mol) is a pyridine derivative and a heterocyclic building block. It is commonly employed in chemical synthesis and as an intermediate for more complex organic molecules. Available at 99% purity, this compound serves as a valuable reagent in various research and industrial applications requiring precise chemical structures.
- IUPAC
- 3-Pyridinol,3-Pyridone
- Synonyms
- 3-Pyridinol3-Pyridone

Chemical Synthesis Intermediate
3-Hydroxypyridine acts as a crucial building block in the synthesis of diverse organic compounds. Its functional groups allow for versatile reactions, making it a key component in the preparation of pharmaceuticals and agrochemicals.
Research and Development
This compound is widely utilised in academic and industrial R&D settings for exploring new synthetic pathways and developing novel materials. Its well-defined structure aids in predictable reaction outcomes.
Heterocyclic Chemistry
As a pyridine derivative, 3-Hydroxypyridine is fundamental in studies and applications involving heterocyclic chemistry. It contributes to the development of compounds with specific electronic and structural properties.
| Molecular weight | 95.10 |
|---|---|
| Empirical formula | C5H5NO |
| Assay | 99% |
| Melting point | 125-128 °C(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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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-Hydroxypyridine used for?
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3-Hydroxypyridine is used as a building block in chemical synthesis, particularly for heterocyclic compounds, and in research and development.
What are the CAS number and formula for 3-Hydroxypyridine?
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The CAS number for 3-Hydroxypyridine is 109-00-2, and its empirical formula is C5H5NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Hydroxypyridine with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should 3-Hydroxypyridine be handled safely?
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Handle 3-Hydroxypyridine with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. It is classified with GHS07, a Warning signal word, and has hazard statements H315, H319, and H335.
Is 3-Hydroxypyridine exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 3-Hydroxypyridine.
How can I request a sample or quote for 3-Hydroxypyridine?
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Please contact our sales department via the website or by phone to request a sample or obtain a quote for 3-Hydroxypyridine.
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