Tetraphenyltin
Tetraphenyltin (CAS 595-90-4, Sn(C6H5)4) is a highly pure organotin compound with a molecular weight of 427.13. It is characterised by its stability and serves as a valuable intermediate in organic synthesis. Primarily utilised in research and development settings for the creation of complex organic molecules and in the study of organometallic chemistry, it is a key reagent for introducing phenyl groups.
- IUPAC
- Tin tetraphenyl

Organic Synthesis Intermediate
Tetraphenyltin acts as a versatile building block in organic chemistry. It is employed in cross-coupling reactions and other transformations to synthesise complex organometallic compounds and carbon-based structures.
Research and Development
This compound is extensively used in academic and industrial laboratories for fundamental research into organotin chemistry and the development of new synthetic methodologies. Its well-defined structure makes it suitable for mechanistic studies.
Precursor for Organometallic Materials
Tetraphenyltin can serve as a precursor for the synthesis of advanced organometallic materials with specific electronic or optical properties, finding potential applications in materials science.
| Molecular weight | 427.13 |
|---|---|
| Linear formula | Sn(C6H5)4 |
| Assay | 97% |
| Boiling point | >420 °C(lit.) |
| Vapour density | 14.7 (vs air) |
| Melting point | 224-227 °C(lit.) |


Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H331Toxic if inhaled
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
- P501Dispose of contents and container per local regulations
| Flash point | 111 °C / 231.8 °F |
|---|---|
| Transport (UN / ADR) | UN 3146 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 23/24/25-50/53 |
| Safety statements (S) | 26-27-28-45-60-61 |
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 Tetraphenyltin primarily used for?
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Tetraphenyltin is primarily used as an intermediate in organic synthesis and in research and development for studying organometallic chemistry and creating complex organic molecules.
What is the CAS number and formula for Tetraphenyltin?
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The CAS number for Tetraphenyltin is 595-90-4, and its chemical formula is Sn(C6H5)4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetraphenyltin with an assay of 97%. This product is not represented as USP, BP, or EP grade.
How is Tetraphenyltin handled and what are the primary hazards?
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Tetraphenyltin is a Danger hazard substance. It is toxic if swallowed, in contact with skin, and if inhaled (H301-H311-H331), and is very toxic to aquatic life with long lasting effects (H410). Handle with appropriate personal protective equipment in a well-ventilated area.
Can Tetraphenyltin be shipped internationally?
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Yes, Tetraphenyltin can be packed, shipped, and exported globally by Tech Serve Solutions, adhering to all relevant transportation regulations (UN 3146 6.1 / PGIII).
How can I request a sample or quote for Tetraphenyltin?
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To request a sample or a quote for Tetraphenyltin, please contact the Tech Serve Solutions sales team via our website or direct contact information.
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