3-Fluoro-4-(tributylstannyl)pyridine
3-Fluoro-4-(tributylstannyl)pyridine (CAS: 259807-88-0), with a molecular weight of 386.14 g/mol, is a specialised fluorinated heterocyclic building block. It serves as a valuable intermediate in organic synthesis, particularly for introducing the 3-fluoro-4-pyridyl moiety into complex molecules. This organotin compound is primarily employed in research and development settings for the construction of novel compounds with potential applications in pharmaceuticals and materials science.

Organic Synthesis Intermediate
Utilised as a key building block in cross-coupling reactions, such as Stille couplings, to synthesise complex organic molecules. It enables the precise introduction of the fluoropyridine scaffold into target structures.
Pharmaceutical Research
Serves as a precursor in the development of new drug candidates. The presence of the fluorine atom and the pyridine ring can influence the pharmacokinetic and pharmacodynamic properties of potential therapeutic agents.
Materials Science
Can be employed in the synthesis of novel organic materials where the electronic or structural properties of the fluoropyridine unit are desirable.
| Molecular weight | 386.14 |
|---|---|
| Empirical formula | C17H30FNSn |
| Assay | ≥98% |
| Density | 1.773 g/mL at 25 °C |
| Storage temperature | −20°C |



Hazard statements
- H301Toxic if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H372Causes damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P314Get medical attention if you feel unwell
- P501Dispose of contents and container per local regulations
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 2788 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 21-25-36/38-48/23/25-50/53 |
| Safety statements (S) | 35-36/37/39-45-60-61 |
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-Fluoro-4-(tributylstannyl)pyridine used for?
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This compound is primarily used as a building block in organic synthesis, particularly for introducing the 3-fluoro-4-pyridyl group into more complex molecules via reactions like Stille coupling. It finds applications in pharmaceutical research and materials science.
What is the CAS number and formula for 3-Fluoro-4-(tributylstannyl)pyridine?
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The CAS number is 259807-88-0 and the empirical formula is C17H30FNSn.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Fluoro-4-(tributylstannyl)pyridine with a minimum purity of 98%. We do not represent this product as USP, BP, or EP grade; it is supplied for research and development purposes.
What are the main safety hazards associated with 3-Fluoro-4-(tributylstannyl)pyridine?
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This compound is classified as Dangerous. Hazards include acute toxicity if swallowed or in contact with skin, skin irritation, serious eye irritation, and specific target organ toxicity. It is also very toxic to aquatic life with long-lasting effects. Strict adherence to safety protocols, including appropriate personal protective equipment (gloves, eyeshields, face shields, and suitable respiratory protection), is mandatory.
How is 3-Fluoro-4-(tributylstannyl)pyridine packed and shipped?
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As an international supplier and exporter, Tech Serve Solutions ensures compliant packing and shipping for chemicals like 3-Fluoro-4-(tributylstannyl)pyridine, adhering to all relevant transportation regulations. The product is stored at -20°C.
How can I request a sample or quote for 3-Fluoro-4-(tributylstannyl)pyridine?
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To request a sample or a quote, please contact our sales team through the website or by phone. Provide the product name and CAS number (259807-88-0) for efficient processing.
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