2-Fluoro-3-pyridinecarboxylic acid
2-Fluoro-3-pyridinecarboxylic acid (CAS: 393-55-5), with the molecular formula C6H4FNO2 and a molecular weight of 141.10 g/mol, is a fluorinated heterocyclic building block. This compound serves as a valuable intermediate in organic synthesis, particularly in the development of pharmaceuticals and agrochemicals. Its structure, featuring a pyridine ring substituted with a fluorine atom and a carboxylic acid group, allows for diverse chemical modifications and incorporation into complex molecular architectures. TSS supplies this chemical for research and development purposes.
- IUPAC
- 2-Fluoronicotinic acid
- Synonyms
- 2-Fluoronicotinic acid

Pharmaceutical Intermediate
This compound is utilised in the synthesis of active pharmaceutical ingredients (APIs). The fluoropyridine motif is present in several drug candidates, making 2-Fluoro-3-pyridinecarboxylic acid a key building block for medicinal chemistry research.
Agrochemical Synthesis
It serves as a precursor in the development of novel pesticides and herbicides. The incorporation of fluorine can enhance the biological activity and metabolic stability of agrochemical compounds.
Materials Science
Used in the creation of specialised organic materials. The unique electronic properties conferred by the fluorine atom and pyridine ring can be advantageous in the design of functional materials.
Organic Synthesis Reagent
A versatile reagent for introducing the 2-fluoropyridin-3-yl moiety into various organic molecules. It is employed in academic and industrial research laboratories for novel compound discovery.
| Molecular weight | 141.10 |
|---|---|
| Empirical formula | C6H4FNO2 |
| Assay | 97% |
| Melting point | 161-165 °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) | 26-36 |
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-Fluoro-3-pyridinecarboxylic acid used for?
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2-Fluoro-3-pyridinecarboxylic acid (CAS: 393-55-5) is primarily used as a building block in organic synthesis, particularly for the development of pharmaceuticals, agrochemicals, and specialised organic materials. It functions as a key intermediate in research and development settings.
What are the CAS number and molecular formula?
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The CAS number for 2-Fluoro-3-pyridinecarboxylic acid is 393-55-5, and its molecular formula is C6H4FNO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Fluoro-3-pyridinecarboxylic acid with an assay of 97%. This product is intended for research and development and is not supplied as USP, BP, or EP grade.
What are the safety and handling considerations?
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This compound is a Warning hazard and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, must be used. Ensure adequate ventilation and avoid breathing dust. Users should consult the Safety Data Sheet (SDS) before handling.
How is 2-Fluoro-3-pyridinecarboxylic acid packed, shipped, and exported?
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2-Fluoro-3-pyridinecarboxylic acid is carefully packed according to industry standards to ensure safe transit. Tech Serve Solutions is experienced in exporting chemicals globally and complies with all relevant shipping regulations.
How can I request a quote or sample?
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To request a quote or a sample of 2-Fluoro-3-pyridinecarboxylic acid, please contact our sales team through the website or by phone. Our team will be happy to assist you with your inquiry.
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