Tris(trimethylsilyl)silyl vinyl ether
Tris(trimethylsilyl)silyl vinyl ether (CAS: 861445-91-2), with the molecular formula C11H30OSi4 and a molecular weight of 290.70 g/mol, is a silicon-based organic compound. It serves as a versatile building block in chemical synthesis, particularly within organosilicon chemistry and the formation of enol ethers. This compound is primarily utilised in advanced organic synthesis and research applications where its unique silyl and vinyl ether functionalities are leveraged.
- IUPAC
- Tris(trimethylsilyl)silyloxyethylene,Vinyloxytris(trimethylsilyl)silane
- Synonyms
- Tris(trimethylsilyl)silyloxyethyleneVinyloxytris(trimethylsilyl)silane

Organosilicon Synthesis
This compound acts as a valuable precursor or reagent in the synthesis of complex organosilicon compounds. Its silyl groups can be strategically manipulated for various coupling reactions and material science applications.
Enol Ether Chemistry
As an enol ether derivative, it participates in reactions characteristic of this functional group, such as cycloadditions and electrophilic additions, enabling the construction of diverse organic architectures.
Advanced Organic Building Block
Its unique structure makes it a useful building block for introducing silyl-protected vinyl ether moieties into target molecules in multi-step synthetic routes.
| Molecular weight | 290.70 |
|---|---|
| Empirical formula | C11H30OSi4 |
| Storage temperature | 2-8°C |
| Melting point | 51-61 °C |


Hazard statements
- H228Flammable solid
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 77 °C / 170.6 °F |
| Transport (UN / ADR) | UN 1325 4.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-36/37/38 |
| Safety statements (S) | 26-36/37 |
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 Tris(trimethylsilyl)silyl vinyl ether used for?
+
Tris(trimethylsilyl)silyl vinyl ether is used as a building block in chemical synthesis, particularly in organosilicon chemistry and as an enol ether.
What is the CAS number and formula for Tris(trimethylsilyl)silyl vinyl ether?
+
The CAS number is 861445-91-2 and the molecular formula is C11H30OSi4.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Tris(trimethylsilyl)silyl vinyl ether as a research/technical grade chemical. We do not represent it as meeting USP, BP, or EP pharmacopoeia standards.
How should Tris(trimethylsilyl)silyl vinyl ether be handled?
+
Tris(trimethylsilyl)silyl vinyl ether is a flammable solid and an irritant. Handle with appropriate personal protective equipment, including eyeshields and gloves, in a well-ventilated area, and keep away from ignition sources. Refer to the safety data sheet for full details.
How is Tris(trimethylsilyl)silyl vinyl ether packed and shipped?
+
Tris(trimethylsilyl)silyl vinyl ether is packed in compliance with transport regulations for flammable solids (UN 1325, Class 4.1, PGIII) and exported globally by Tech Serve Solutions.
How can I request a sample or quote for Tris(trimethylsilyl)silyl vinyl ether?
+
To request a sample or a quote for Tris(trimethylsilyl)silyl vinyl ether, please contact our sales team through the TSS website or via email.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis