3-(Tributylstannyl)pyridine
3-(Tributylstannyl)pyridine (CAS: 59020-10-9; Formula: C17H31NSn; MW: 368.14) is an organometallic compound synthesised for chemical research. As a pyridine derivative and an organotin reagent, it serves as a versatile building block in organic synthesis. Its utility lies in its ability to participate in cross-coupling reactions, enabling the introduction of the pyridyl moiety into complex molecular structures. This makes it valuable for constructing novel compounds in pharmaceutical and materials science research.
- IUPAC
- 3-Pyridyltributylstannane
- Synonyms
- 3-Pyridyltributylstannane

Organic Synthesis Reagent
3-(Tributylstannyl)pyridine is employed as a reagent in various cross-coupling reactions, such as Stille coupling. It facilitates the formation of carbon-carbon bonds, allowing for the efficient synthesis of complex organic molecules.
Heterocyclic Chemistry
As a functionalised pyridine derivative, this compound is useful in heterocyclic chemistry. It enables the direct incorporation of the 3-pyridyl group into diverse molecular frameworks, aiding in the development of new heterocyclic compounds.
Materials Science Research
The compound can be utilised in the development of new materials with specific electronic or optical properties. Its organometallic nature and pyridine functionality offer opportunities for designing novel polymers and functional materials.
| Molecular weight | 368.14 |
|---|---|
| Empirical formula | C17H31NSn |
| Assay | 97% |
| Density | 1.153 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 |
|---|---|
| Flash point | >110 °C / >230 °F |
| 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) | 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-(Tributylstannyl)pyridine used for?
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3-(Tributylstannyl)pyridine is primarily used as a reagent in organic synthesis, particularly in cross-coupling reactions like the Stille coupling, and in heterocyclic chemistry research.
What are the CAS number and formula for 3-(Tributylstannyl)pyridine?
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The CAS number is 59020-10-9, and the empirical formula is C17H31NSn.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-(Tributylstannyl)pyridine with a minimum assay of 97%. TSS does not represent this chemical as USP, BP, EP, or other pharmacopoeial grades; it is intended for research and technical use.
How should 3-(Tributylstannyl)pyridine be handled safely?
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This compound is hazardous, classified with Danger signal word and multiple hazard statements including H301 (Toxic if swallowed), H312 (Harmful in contact with skin), H372 (Causes damage to organs through prolonged or repeated exposure), and H410 (Very toxic to aquatic life with long lasting effects). Appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, must be used, and handling should occur in a well-ventilated area or fume hood. Avoid release to the environment.
How is 3-(Tributylstannyl)pyridine packed, shipped, and exported?
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3-(Tributylstannyl)pyridine is packed according to relevant regulations for hazardous materials. It is shipped and exported globally by Tech Serve Solutions, adhering to all applicable international shipping and customs requirements for chemicals of this classification (UN 2788).
How can I request a sample or quote for 3-(Tributylstannyl)pyridine?
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To request a sample or a quote for 3-(Tributylstannyl)pyridine, please contact the Tech Serve Solutions sales department via our website or direct inquiry channels, providing your specific requirements.
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