Phenyl vinyl ether
Phenyl vinyl ether (CAS: 766-94-9), with the molecular formula C8H8O and a molecular weight of 120.15 g/mol, is an organic compound belonging to the enol ether class. It serves as a versatile building block in organic synthesis and polymer science. Its reactivity makes it valuable for creating novel materials and functionalised compounds in research and development settings.
- IUPAC
- (Ethenyloxy)benzene,Phenoxyethylene
- Synonyms
- (Ethenyloxy)benzenePhenoxyethylene

Organic Synthesis
Phenyl vinyl ether acts as a key intermediate in various organic transformations. Its enol ether functionality allows for participation in addition reactions, cycloadditions, and polymerisation processes, enabling the construction of complex molecular architectures.
Polymer Science
As a monomer, phenyl vinyl ether can be polymerised to form poly(phenyl vinyl ether) or copolymerised with other monomers. These polymers may find applications in materials science due to their unique properties derived from the phenyl and vinyl ether groups.
Materials Science
The compound's structure lends itself to the development of specialty materials. Research may focus on incorporating this unit into polymers or materials requiring specific optical or physical characteristics.
| Molecular weight | 120.15 |
|---|---|
| Empirical formula | C8H8O |
| Assay | 97% |
| Density | 0.978 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.522(lit.) |
| Storage temperature | 2-8°C |


Hazard statements
- H225Highly flammable liquid and vapour
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P280Wear protective gloves, clothing and eye/face protection
| Flash point | 16 °C / 60.8 °F |
|---|---|
| Transport (UN / ADR) | UN 3271 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-22-43-51 |
| Safety statements (S) | 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 Phenyl vinyl ether used for?
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Phenyl vinyl ether (CAS: 766-94-9) is primarily used as a building block in organic synthesis and as a monomer in polymer science and materials research.
What are the CAS number and formula for Phenyl vinyl ether?
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The CAS number for Phenyl vinyl ether is 766-94-9 and its molecular formula is C8H8O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenyl vinyl ether with an assay of 97%. This product is typically supplied for research and industrial purposes and is not represented as USP, BP, or EP grade.
How should Phenyl vinyl ether be handled and stored?
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Phenyl vinyl ether is flammable (flash point 16 °C) and harmful if swallowed, and may cause an allergic skin reaction. It is classified with Danger and requires careful handling, storage at 2-8°C, and adherence to safety precautions such as P210 and P280. Always consult the Safety Data Sheet (SDS) before use.
Is Phenyl vinyl ether a controlled substance?
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Based on the provided data, Phenyl vinyl ether is not indicated as a controlled substance. However, users should always verify local regulations.
How can I request a quote or sample for Phenyl vinyl ether?
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To request a quote or sample of Phenyl vinyl ether, please contact our sales team via the website or direct inquiry channels.
How is Phenyl vinyl ether packed and shipped?
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Phenyl vinyl ether is packed and shipped according to UN 3271 regulations for flammable liquids. Global export services are available.
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