4-Amino-3-fluoropyridine
4-Amino-3-fluoropyridine (CAS: 2247-88-3; Formula: C5H5FN2; Molar Mass: 112.11 g/mol) is a versatile fluorinated heterocyclic building block. It serves as a key intermediate in organic synthesis, particularly in the development of novel pharmaceuticals and agrochemicals. Its unique structure, featuring both amine and fluorine functionalities on a pyridine ring, allows for diverse chemical transformations and incorporation into complex molecular architectures. This compound is supplied with a minimum assay of 97%.

Pharmaceutical Synthesis
4-Amino-3-fluoropyridine is utilised as a core scaffold or intermediate in the synthesis of active pharmaceutical ingredients (APIs). Its fluorinated pyridine structure is valuable for modifying drug properties such as metabolic stability and bioavailability.
Agrochemical Development
This compound finds application in the research and development of new agrochemicals, including herbicides, fungicides, and insecticides. The introduction of fluorine can enhance the efficacy and environmental profile of these agents.
Materials Science
As a fluorinated heterocycle, 4-Amino-3-fluoropyridine may be explored for its potential in developing advanced materials with specific electronic or optical properties.
Organic Synthesis Reagent
It serves as a valuable building block for creating more complex organic molecules through various coupling reactions and functional group transformations in research laboratories.
| Molecular weight | 112.11 |
|---|---|
| Empirical formula | C5H5FN2 |
| Assay | 97% |
| Melting point | 71-79 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | nwg |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| 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 4-Amino-3-fluoropyridine used for?
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4-Amino-3-fluoropyridine is primarily used as a building block in organic synthesis for the development of pharmaceuticals, agrochemicals, and potentially advanced materials.
What is the CAS number and formula for 4-Amino-3-fluoropyridine?
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The CAS number is 2247-88-3 and the empirical formula is C5H5FN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Amino-3-fluoropyridine with a minimum assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-Amino-3-fluoropyridine be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves. Avoid ingestion and eye contact; it is harmful if swallowed and causes serious eye irritation. Ensure good ventilation.
How is 4-Amino-3-fluoropyridine typically packed and exported?
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4-Amino-3-fluoropyridine is carefully packed to ensure product integrity during transit and is available for global export by Tech Serve Solutions.
How can I request a quote or sample for 4-Amino-3-fluoropyridine?
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To request a quote or sample, please contact our sales team via the website or by phone, providing your specific requirements.
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