5,5′-Bis(tributylstannyl)-2,2′-bithiophene
5,5′-Bis(tributylstannyl)-2,2′-bithiophene (CAS: 171290-94-1) is an organotin compound with a molecular weight of 744.35 g/mol. This high-purity (97%) chemical serves as a valuable building block in organic synthesis, particularly for creating conjugated polymers and advanced materials. Its structure facilitates cross-coupling reactions, making it instrumental in the development of novel electronic and optoelectronic devices. Supplied by TSS, it is handled with strict adherence to safety protocols.
- Synonyms
- 171290-94-1C32H58S2Sn2
Organic Synthesis Building Block
Utilised as a key intermediate in the synthesis of complex organic molecules. It is particularly effective in Stille coupling reactions for constructing carbon-carbon bonds.
Conjugated Polymer Synthesis
Serves as a monomer or co-monomer in the synthesis of conjugated polymers for applications in organic electronics, such as organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
Materials Science Research
Employed in research and development for novel materials with specific electronic or optical properties. Its organotin functionalities enable precise molecular engineering.
| Molecular weight | 744.35 |
|---|---|
| Empirical formula | C32H58S2Sn2 |
| Assay | 97% |
| Density | 1.217 g/mL at 25 °C |
Hazard statements
- H301Toxic if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Flash point | >110 °C / >230 °F |
|---|---|
| Transport (UN / ADR) | UN 2788 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
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 5,5′-Bis(tributylstannyl)-2,2′-bithiophene used for?
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This compound is primarily used as a building block in organic synthesis, particularly for creating conjugated polymers and advanced materials for organic electronics, and in materials science research.
What is the CAS number and formula for 5,5′-Bis(tributylstannyl)-2,2′-bithiophene?
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The CAS number is 171290-94-1, and the empirical formula (Hill notation) is C32H58S2Sn2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5,5′-Bis(tributylstannyl)-2,2′-bithiophene with an assay of 97%. This product is not represented as USP, BP, or EP grade.
How is this chemical handled and what are the main safety concerns?
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This compound is classified as toxic and an environmental hazard. It is labelled with GHS06 and GHS09 symbols and carries a 'Danger' signal word. Key hazards include toxicity if swallowed (H301), toxicity in contact with skin (H312), skin irritation (H315), serious eye irritation (H319), and very toxic to aquatic life (H400). Handle with appropriate personal protective equipment (P280) in well-ventilated areas and avoid release to the environment (P273). Immediate medical attention is required if swallowed (P301 + P310) or in eyes (P305 + P351 + P338).
How is 5,5′-Bis(tributylstannyl)-2,2′-bithiophene packed and shipped?
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As a global supplier and exporter, TSS adheres to all international shipping regulations for hazardous materials. UN 2788, Hazard Class 6.1, Packing Group III applies. Specific packing configurations are available upon request and comply with all transport requirements.
How can I request a sample or quote for 5,5′-Bis(tributylstannyl)-2,2′-bithiophene?
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To request a sample or obtain a quote, please contact our sales department through the TSS website or by phone, providing your contact details and the product CAS number (171290-94-1).
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