2-Hydroxynicotinic acid
2-Hydroxynicotinic acid (CAS: 609-71-2, Formula: C6H5NO3) is a pyridine derivative with a molecular weight of 139.11 g/mol. This compound serves as a valuable building block in organic synthesis, particularly for the construction of complex heterocyclic systems. Its characteristic pyridine ring and hydroxyl group offer versatile reactivity for developing novel chemical entities and pharmaceutical intermediates. Supplied by Tech Serve Solutions, it is available at a purity of ≥98.0%.
- IUPAC
- 2-Hydroxypyridine-3-carboxylic acid
- Synonyms
- 2-Hydroxypyridine-3-carboxylic acid

Organic Synthesis Intermediate
2-Hydroxynicotinic acid is employed as a key intermediate in multi-step organic synthesis pathways. It facilitates the introduction of functionalized pyridine moieties into larger molecular structures.
Heterocyclic Chemistry
This compound is a useful building block for creating various heterocyclic compounds, especially those incorporating the pyridine scaffold. Its structure is conducive to further derivatization for research purposes.
Pharmaceutical Research
The molecule can serve as a starting material or intermediate in the synthesis of potential pharmaceutical agents. Its inherent structure offers a foundation for drug discovery efforts.
| Molecular weight | 139.11 |
|---|---|
| Empirical formula | C6H5NO3 |
| Assay | ≥98.0% (T) |
| Solubility | 0.1 M NaOH: soluble0.1 g/mL, clear |
| Melting point | 258-261 °C(lit.)258-261 °C |

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) | 26-36 |
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-Hydroxynicotinic acid used for?
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2-Hydroxynicotinic acid is primarily used as a building block in organic synthesis, particularly for creating heterocyclic compounds and as an intermediate in pharmaceutical research.
What are the CAS number and chemical formula for 2-Hydroxynicotinic acid?
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The CAS number is 609-71-2 and the chemical formula is C6H5NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxynicotinic acid with an assay of ≥98.0% (T). We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for 2-Hydroxynicotinic acid?
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2-Hydroxynicotinic acid is a Warning substance, with hazards including skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Use a dust mask type N95, eyeshields, and gloves. Ensure good ventilation and avoid breathing dust.
How is 2-Hydroxynicotinic acid packed and shipped?
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This product is carefully packed according to industry standards to ensure safe transit. Tech Serve Solutions is experienced in exporting chemicals globally.
How can I request a sample or quote for 2-Hydroxynicotinic acid?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing your specific requirements and contact information.
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