Vinyl benzoate
Vinyl benzoate (CAS 769-78-8), with the linear formula C6H5COOCH=CH2 and a molecular weight of 148.16 g/mol, is a reactive vinyl ester monomer. It is primarily utilised in polymer science and materials science for the synthesis of specialised polymers. Its vinyl group readily undergoes polymerisation, making it a valuable building block for developing new materials with specific properties.

Monomer for Polymer Synthesis
Vinyl benzoate serves as a key monomer in the production of vinyl polymers. Its polymerisation leads to materials with unique characteristics, suitable for various advanced applications in material science.
Copolymerisation
It can be copolymerised with other monomers to create a range of copolymers, tailoring material properties such as thermal stability, flexibility, and adhesion for specific industrial needs.
Research and Development
As a versatile vinyl ester, it is employed in research laboratories for developing novel polymeric materials and exploring new chemical syntheses within polymer science.
| Molecular weight | 148.16 |
|---|---|
| Linear formula | C6H5COOCH=CH2 |
| Assay | ≥99% |
| Boiling point | 95-96 °C/20 mmHg(lit.) |
| Density | 1.07 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.529(lit.) |
| Vapour pressure | 0.4 mmHg (25 °C) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 82 °C / 179.6 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Vinyl benzoate used for?
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Vinyl benzoate is primarily used as a monomer in polymer synthesis, particularly in materials science and polymer science, and for copolymerisation with other monomers.
What is the CAS number and formula for Vinyl benzoate?
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The CAS number for Vinyl benzoate is 769-78-8, and its linear formula is C6H5COOCH=CH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Vinyl benzoate with an assay of ≥99%. This is a technical or research grade material, and we do not represent it as USP, BP, or EP.
What are the safety and handling precautions for Vinyl benzoate?
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Vinyl benzoate is a Warning chemical that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields and gloves, is essential. Ensure adequate ventilation and use appropriate respiratory protection.
How is Vinyl benzoate packed, shipped, and exported?
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Tech Serve Solutions expertly packs, ships, and exports fine chemicals globally, adhering to all necessary safety and regulatory standards for hazardous materials like Vinyl benzoate (NA 1993 / PGIII).
How can I request a sample or quote for Vinyl benzoate?
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To request a sample or a quote for Vinyl benzoate, please contact our sales team through the website or by phone, providing your specific requirements and delivery details.
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