2-(Tributylstannyl)thiophene
2-(Tributylstannyl)thiophene (CAS 54663-78-4), with the formula C16H30SSn and a molecular weight of 373.18 g/mol, is an organotin compound. It serves as a valuable building block in organic synthesis, particularly for introducing the thiophene moiety into more complex molecules. Its applications are primarily found within research and development laboratories focused on novel material and pharmaceutical intermediate synthesis.

Organometallic Reagent
Utilised as a reagent in organometallic coupling reactions, enabling the formation of carbon-carbon bonds. It facilitates the introduction of thiophene rings in the synthesis of advanced materials and pharmaceutical precursors.
Organic Synthesis Intermediate
Serves as a key intermediate in multi-step organic syntheses. Its stannyl group allows for facile transformations, making it a versatile tool for synthetic chemists.
Research and Development
Employed in academic and industrial research settings for the exploration of new chemical entities and reaction methodologies. Its specific reactivity profile is crucial for targeted synthetic outcomes.
| Molecular weight | 373.18 |
|---|---|
| Empirical formula | C16H30SSn |
| Assay | 97% |
| Boiling point | 155 °C/0.1 mmHg(lit.) |
| Density | 1.175 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.518(lit.) |



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 | 105 °C / 221 °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 2-(Tributylstannyl)thiophene used for?
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2-(Tributylstannyl)thiophene is primarily used as a reagent and intermediate in organic synthesis, particularly for introducing thiophene units into complex molecules through organometallic coupling reactions.
What is the CAS number and chemical formula for 2-(Tributylstannyl)thiophene?
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The CAS number is 54663-78-4 and the chemical formula is C16H30SSn.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(Tributylstannyl)thiophene with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2-(Tributylstannyl)thiophene be handled safely?
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This compound is toxic if swallowed, harmful in contact with skin, and causes skin and serious eye irritation. It can also cause damage to organs through prolonged or repeated exposure and is very toxic to aquatic life with long-lasting effects. Always handle with appropriate personal protective equipment including gloves, eyeshields, and a suitable respirator, and avoid release to the environment. Consult the Safety Data Sheet for full details.
Is 2-(Tributylstannyl)thiophene a controlled substance?
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Based on the provided data, 2-(Tributylstannyl)thiophene is not indicated as a controlled substance.
How is 2-(Tributylstannyl)thiophene shipped and exported by TSS?
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As a global supplier, Tech Serve Solutions exports 2-(Tributylstannyl)thiophene adhering to all relevant shipping regulations for hazardous materials, including UN 2788, Class 6.1, Packing Group III.
How can I request a sample or quote for 2-(Tributylstannyl)thiophene?
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To request a sample or quote, please contact our sales team through the dedicated enquiry form on our website, providing your contact details and product requirements.
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