Triethylsilanol
Triethylsilanol (CAS 597-52-4) is an organosilicon compound with the molecular formula (C2H5)3SiOH and a molecular weight of 132.28 g/mol. It functions as a versatile intermediate in chemical synthesis, particularly within organometallic and organosilicon chemistry. This silanol is characterised by its refractive index of n20/D 1.433 and a boiling point of 158 °C. Supplied at 97% purity, it is a key reagent for various research and development applications.

Chemical Synthesis Intermediate
Triethylsilanol serves as a valuable building block in organic and organometallic synthesis. Its reactivity allows for the introduction of triethylsilyl groups into various molecular structures, facilitating the creation of complex compounds.
Organosilicon Chemistry
Within the field of organosilicon chemistry, this compound is used to explore novel silicon-containing materials and molecules. It can participate in reactions leading to polymers, resins, or functionalised silanes.
Research and Development
As a laboratory reagent, Triethylsilanol is employed in academic and industrial research settings for developing new synthetic methodologies and exploring new chemical entities.
| Molecular weight | 132.28 |
|---|---|
| Linear formula | (C2H5)3SiOH |
| Assay | 97% |
| Boiling point | 158 °C(lit.)86-87 °C/33 mmHg(lit.) |
| Density | 0.864 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.433(lit.) |
| Storage temperature | 2-8°C |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 57 °C / 134.6 °F |
| Transport (UN / ADR) | UN 1987C 3 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Risk statements (R) | 10 |
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 Triethylsilanol used for?
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Triethylsilanol is primarily used as an intermediate in chemical synthesis, particularly in organometallic and organosilicon chemistry, and for research and development purposes.
What is the CAS number and formula for Triethylsilanol?
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The CAS number for Triethylsilanol is 597-52-4, and its linear formula is (C2H5)3SiOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Triethylsilanol with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should Triethylsilanol be handled safely?
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Triethylsilanol is a flammable liquid (H226). Handle with care, using appropriate personal protective equipment including eyeshields, gloves, and respiratory protection such as a multi-purpose combination respirator cartridge. Store at 2-8°C and avoid ignition sources.
Is Triethylsilanol available for export?
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Yes, Tech Serve Solutions specialises in global supply and export of fine chemicals, including Triethylsilanol.
How can I request a quote or sample?
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Please contact our sales team via the website or phone to request a quotation or sample of Triethylsilanol.
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