2-(Tributylstannyl)-3-methoxypyrazine
2-(Tributylstannyl)-3-methoxypyrazine (CAS: 1105511-65-6; Formula: C17H32N2OSn; MW: 399.16) is an organotin compound supplied by Tech Serve Solutions. Utilised primarily as a reagent in chemical synthesis, it plays a role in forming new carbon-carbon bonds through cross-coupling reactions. Its specific structural features make it valuable in organic chemistry research and development for the creation of complex molecules.
- IUPAC
- 2-Methoxy-3-(tributylstannyl)pyrazine

Organometallic Reagent in Synthesis
This compound serves as a versatile organotin reagent in organic synthesis. It is particularly useful in Stille coupling reactions for the formation of carbon-carbon bonds, enabling the construction of complex molecular architectures.
Building Block for Heterocyclic Compounds
The pyrazine core and the tributylstannyl group make 2-(Tributylstannyl)-3-methoxypyrazine a valuable intermediate for synthesising functionalised heterocyclic compounds.
Research and Development
Employing this organometallic compound in R&D facilitates the exploration of novel synthetic pathways and the development of new chemical entities in various fields of chemistry.
| Molecular weight | 399.16 |
|---|---|
| Empirical formula | C17H32N2OSn |
| Assay | 97% |
| Density | 1.167 g/mL at 25 °C |
| Refractive index | n20/D 1.515 |



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
| Flash point | >110 °C / >230 °F |
|---|---|
| Transport (UN / ADR) | UN 2788 6.1 / PGII |
| 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 2-(Tributylstannyl)-3-methoxypyrazine used for?
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2-(Tributylstannyl)-3-methoxypyrazine is primarily used as an organometallic reagent in chemical synthesis, particularly in Stille coupling reactions for carbon-carbon bond formation and as a building block for heterocyclic compounds.
What are the CAS number and formula for 2-(Tributylstannyl)-3-methoxypyrazine?
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The CAS number for 2-(Tributylstannyl)-3-methoxypyrazine is 1105511-65-6, and its empirical formula is C17H32N2OSn.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(Tributylstannyl)-3-methoxypyrazine with an assay of 97%. TSS does not represent this product as USP, BP, EP or other pharmacopoeia grades.
How should 2-(Tributylstannyl)-3-methoxypyrazine be handled safely?
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2-(Tributylstannyl)-3-methoxypyrazine is a Danger hazard. It is toxic if swallowed and in contact with skin, causes skin and serious eye irritation, and may cause damage to organs through prolonged or repeated exposure. It is also very toxic to aquatic life with long lasting effects. Handle with appropriate personal protective equipment (gloves, eye protection) in a well-ventilated area. Refer to the Safety Data Sheet for full details.
Is 2-(Tributylstannyl)-3-methoxypyrazine a scheduled or controlled substance?
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The provided data does not indicate that 2-(Tributylstannyl)-3-methoxypyrazine is a scheduled or controlled substance.
How is 2-(Tributylstannyl)-3-methoxypyrazine packed and shipped?
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2-(Tributylstannyl)-3-methoxypyrazine is packed and shipped according to its hazard classification (UN 2788, Class 6.1, Packing Group II). TSS exports chemicals globally following all relevant regulations.
How can I request a quote or sample of 2-(Tributylstannyl)-3-methoxypyrazine?
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To request a quote or sample, please contact the Tech Serve Solutions sales team via the website or by phone, providing your specific requirements.
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