Bis(tributyltin)
Bis(tributyltin), CAS 813-19-4, is an organometallic compound primarily employed as a reagent in organic synthesis. It is particularly valuable for the stannylation of aryl halides, a crucial step in the Stille coupling reaction. This compound also finds application in the radioiodination of styrylpyridines. With its defined purity and specific reactivity, Bis(tributyltin) serves as a reliable tool for chemists in research and development settings.
- IUPAC
- Hexabutyldistannane,Hexabutylditin
- Synonyms
- HexabutyldistannaneHexabutylditin
Stille Coupling Reagent
Used to stannylate aryl halides, preparing them for subsequent palladium-catalyzed cross-coupling reactions (Stille coupling).
Radioiodination
Employed in the synthesis of radiolabeled compounds, specifically for the radioiodination of styrylpyridines.
Organometallic Synthesis
As an organotin compound, it participates in various organometallic transformations and serves as a precursor in complex molecule synthesis.
| Molecular weight | 580.11 |
|---|---|
| Linear formula | (CH3CH2CH2CH2)3SnSn(CH2CH2CH2CH3)3 |
| Assay | 95% |
| Density | 1.148 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.512(lit.) |
| Application | Reagent used to stannylate aryl halides for subsequent Stille coupling.1 Also used in the radioiodination of styrlpyridines.2 |
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 | 130 °C / 266 °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 Bis(tributyltin) used for?
+
Bis(tributyltin) is primarily used as a reagent in organic synthesis, notably for stannylating aryl halides to facilitate Stille coupling reactions, and in the radioiodination of styrylpyridines.
What is the CAS number and formula for Bis(tributyltin)?
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The CAS number for Bis(tributyltin) is 813-19-4. Its linear formula is (CH3CH2CH2CH2)3SnSn(CH2CH2CH2CH3)3.
What is the purity/grade of Bis(tributyltin) supplied by TSS?
+
Bis(tributyltin) supplied by TSS is typically at a 95% assay, suitable for chemical synthesis and research applications. It is not represented as USP, BP, EP, or any pharmacopoeia grade.
What are the main hazards associated with Bis(tributyltin)?
+
Bis(tributyltin) is classified as toxic if swallowed and harmful in contact with skin. It can cause 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. Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, is essential when handling.
How is Bis(tributyltin) packed and exported?
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Bis(tributyltin) is packed and exported in compliance with UN 2788 regulations for toxic substances (Class 6.1, Packing Group III), ensuring safe transportation.
How can I request a quote for Bis(tributyltin)?
+
To request a quote for Bis(tributyltin), please contact the TSS sales team through our website or by phone, providing your contact details and the quantity required.
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