Vinyl propionate
Vinyl propionate (CAS: 105-38-4), with the molecular formula C5H8O2 and a molar mass of 100.12 g/mol, is an ester commonly employed as a versatile building block in organic synthesis. Its chemical structure features a vinyl group esterified with propionic acid. This compound serves as a valuable intermediate in the production of polymers and other speciality chemicals, finding utility across various industrial and research applications requiring its specific reactive functionalities.
- Synonyms
- Prop-1-en-1-yl propanoate1-Propenyl propionate

Polymer Synthesis
Vinyl propionate can be utilised as a monomer or co-monomer in the synthesis of speciality polymers and copolymers, contributing unique properties derived from its ester and vinyl functionalities.
Organic Intermediate
It functions as a key intermediate in multi-step organic synthesis pathways, enabling the introduction of specific structural motifs in the creation of more complex molecules.
Research and Development
This ester is frequently used in academic and industrial R&D laboratories for exploring novel chemical reactions and developing new chemical entities.
| Molecular weight | 100.12 |
|---|---|
| Linear formula | CH3CH2COOCH=CH2 |
| Assay | ≥98.0% (GC) |
| Grade | purum |
| Boiling point | 94-95 °C(lit.) |
| Density | 0.916 g/mL at 20 °C0.919 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.403(lit.)n20/D 1.404 |
| Melting point | −80 °C(lit.) |
| Storage temperature | 2-8°C |
| Contains / stabiliser | ~0.005% hydroquinone monomethyl ether as stabilizer |


Hazard statements
- H225Highly flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P305IF IN EYES
| Flash point | 8 °C / 46.4 °F |
|---|---|
| Transport (UN / ADR) | UN 3272 3 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-36/38 |
| Safety statements (S) | 16-26-33 |
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 Propionate primarily used for?
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Vinyl propionate is primarily used as a building block in organic synthesis, serving as an intermediate for speciality chemicals and polymers.
What are the CAS number and formula for Vinyl Propionate?
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The CAS number for Vinyl Propionate is 105-38-4, and its linear formula is C5H8O2 (CH3CH2COOCH=CH2).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Vinyl Propionate at a 'purum' grade with an assay of ≥98.0% (GC). We do not represent this product as USP, BP, or EP grade.
How should Vinyl Propionate be handled safely?
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Vinyl Propionate is a flammable liquid and vapour (H225) and causes skin (H315) and serious eye irritation (H319). It should be handled with appropriate personal protective equipment in a well-ventilated area, away from ignition sources. Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Take precautionary measures against static discharge. Avoid breathing vapours. Wear protective gloves and eye protection.
How is Vinyl Propionate packed and exported?
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Vinyl Propionate is packed and exported in compliance with all relevant regulations for hazardous materials, including UN 3272.
How can I request a sample or quote for Vinyl Propionate?
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To request a sample or a quote for Vinyl Propionate, please contact our sales department via the website or by phone.
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