Triphenylsilanethiol
Triphenylsilanethiol (CAS: 14606-42-9) is an organosilicon compound with the linear formula (C6H5)3SiSH and a molecular weight of 292.47 g/mol. It is a white solid, typically supplied at 98% purity. This thiol derivative of triphenylsilane finds utility as a reagent in chemical synthesis, particularly within organometallic chemistry and as a building block in organosilicon chemistry.
- IUPAC
- Mercaptotriphenylsilane
- Synonyms
- Mercaptotriphenylsilane

Chemical Synthesis Reagent
Triphenylsilanethiol serves as a valuable reagent in organic and organometallic synthesis. Its thiol group can participate in various coupling reactions and functional group transformations, enabling the construction of complex molecular architectures.
Organosilicon Chemistry Building Block
As an organosilicon compound, it is employed in the synthesis of novel silicon-containing materials and polymers. The triphenylsilyl group offers steric bulk and specific electronic properties to the resulting molecules.
Ligand Precursor
The thiol functionality can be deprotonated to form a thiolate, which can coordinate to metal centres. This makes triphenylsilanethiol a potential precursor for synthesizing organometallic complexes and catalysts.
| Molecular weight | 292.47 |
|---|---|
| Linear formula | (C6H5)3SiSH |
| Assay | 98% |
| Melting point | 101-104 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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 Triphenylsilanethiol used for?
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Triphenylsilanethiol is primarily used as a reagent in chemical synthesis, particularly in organometallic and organosilicon chemistry, and as a ligand precursor.
What is the CAS number and formula for Triphenylsilanethiol?
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The CAS number for Triphenylsilanethiol is 14606-42-9 and its linear formula is (C6H5)3SiSH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Triphenylsilanethiol with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
What safety precautions should be taken when handling Triphenylsilanethiol?
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When handling Triphenylsilanethiol, it is essential to wear eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is possible. Refer to the Safety Data Sheet for comprehensive handling information.
How is Triphenylsilanethiol packed, shipped, and exported?
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Triphenylsilanethiol is carefully packed according to industry standards for safe transport. As a global supplier, Tech Serve Solutions is experienced in exporting chemicals worldwide, adhering to all necessary regulations.
How can I request a sample or quote for Triphenylsilanethiol?
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To request a sample or a quote for Triphenylsilanethiol, please use the contact form on our website or call our sales department directly.
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