Triacetoxy(vinyl)silane
Triacetoxy(vinyl)silane (CAS: 4130-08-9) is an organosilicon compound with the linear formula (CH3CO2)3SiCH=CH2 and a molecular weight of 232.26 g/mol. This technical grade material serves as a versatile building block in organic synthesis. It is particularly useful in the preparation of various esters and carbonyl compounds, contributing to the development of advanced materials and complex molecular structures.
- IUPAC
- (Triacetoxysilyl)ethylene,Vinyltriacetoxysilane
- Synonyms
- (Triacetoxysilyl)ethyleneVinyltriacetoxysilane

Organic Synthesis
Triacetoxy(vinyl)silane is a valuable intermediate for constructing more complex organic molecules. Its vinyl group and acetoxy functionalities allow for diverse chemical transformations.
Polymer Chemistry
This compound can be utilised in polymer modification or as a monomer in specialised polymerisation reactions, introducing silicon-containing moieties into polymer chains.
Material Science
It finds application in the development of novel materials, potentially contributing to coatings, adhesives, or functionalised surfaces due to its reactive nature.
| Molecular weight | 232.26 |
|---|---|
| Linear formula | (CH3CO2)3SiCH=CH2 |
| Grade | technical grade |
| Boiling point | 175 °C/10 mmHg(lit.) |
| Density | 1.167 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.422(lit.) |
| Storage temperature | 2-8°C |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 76 °C / 168.8 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-37 |
| Safety statements (S) | 26-36/37/39-45 |
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 Triacetoxy(vinyl)silane used for?
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Triacetoxy(vinyl)silane is primarily used as a building block in organic synthesis and in polymer chemistry and material science applications.
What is the CAS number and formula for Triacetoxy(vinyl)silane?
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The CAS number is 4130-08-9 and the linear formula is (CH3CO2)3SiCH=CH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Triacetoxy(vinyl)silane as a technical grade material. We do not represent it as USP, BP, or EP grade.
How should Triacetoxy(vinyl)silane be handled safely?
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Triacetoxy(vinyl)silane is classified as corrosive and can cause severe skin burns and eye damage. Handle with appropriate personal protective equipment, including gloves, eye protection (face shield and goggles), and suitable respiratory protection. Ensure good ventilation. Refer to the Safety Data Sheet (SDS) for full details.
How is Triacetoxy(vinyl)silane packed and exported?
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Triacetoxy(vinyl)silane is typically packed in UN-approved containers suitable for hazardous materials. As a global supplier, Tech Serve Solutions can export this chemical worldwide, adhering to all relevant shipping regulations for corrosive substances.
How can I request a quote or sample?
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To request a quote or a sample of Triacetoxy(vinyl)silane, please visit the Tech Serve Solutions website or contact our sales department directly with your requirements.
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