2,5-Bis(tributylstannyl)thiophene
2,5-Bis(tributylstannyl)thiophene (CAS: 145483-63-2) is an organotin compound with a molecular weight of 662.23 g/mol. This reactive intermediate is primarily utilised in chemical synthesis, particularly in cross-coupling reactions. Its structure facilitates the introduction of thiophene moieties into larger organic molecules. Tech Serve Solutions supplies this compound with a minimum assay of 97%, suitable for research and development purposes.
- Synonyms
- C28H56SSn2

Organic Synthesis Intermediate
Utilised as a building block in the synthesis of complex organic molecules, particularly conjugated polymers and advanced materials. Its organotin functionalities enable participation in Stille coupling reactions.
Materials Science Research
Employed in the development of novel organic electronic materials, such as organic semiconductors and photovoltaic components, where thiophene units are integral to desired electronic properties.
Cross-Coupling Reactions
Serves as a key reagent in palladium-catalyzed cross-coupling reactions, enabling the formation of carbon-carbon bonds with high selectivity and efficiency for creating diverse chemical structures.
| Molecular weight | 662.23 |
|---|---|
| Empirical formula | C28H56SSn2 |
| Assay | 97% |
| Density | 1.201 g/mL at 25 °C |

Hazard statements
- H302Harmful if swallowed
| Flash point | >110 °C / >230 °F |
|---|---|
| Transport (UN / ADR) | UN 2788 6.1 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 2,5-Bis(tributylstannyl)thiophene used for?
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2,5-Bis(tributylstannyl)thiophene is primarily used as an intermediate in organic synthesis, especially in cross-coupling reactions like the Stille coupling, for the creation of conjugated polymers and organic electronic materials.
What is the CAS number and chemical formula for 2,5-Bis(tributylstannyl)thiophene?
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The CAS number is 145483-63-2, and the empirical formula is C28H56SSn2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,5-Bis(tributylstannyl)thiophene with a minimum assay of 97%. This is a technical grade suitable for chemical synthesis and research; TSS does not represent it as USP, BP, or EP grade.
How should 2,5-Bis(tributylstannyl)thiophene be handled safely?
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2,5-Bis(tributylstannyl)thiophene is classified as harmful if swallowed (H302). Handle with appropriate personal protective equipment in a well-ventilated area, avoiding ingestion, skin contact, and inhalation. Refer to the Safety Data Sheet for detailed handling procedures.
How is 2,5-Bis(tributylstannyl)thiophene shipped?
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This product is shipped as a hazardous material, UN 2788, Class 6.1, Packing Group III. International export is available, adhering to all relevant transportation regulations.
How can I request a sample or quote for 2,5-Bis(tributylstannyl)thiophene?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team via our website or by phone, providing your contact details and the product name or CAS number.
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