2-Vinyl-1,3-dioxolane
2-Vinyl-1,3-dioxolane (CAS: 3984-22-3), with the molecular formula C5H8O2 and a molecular weight of 100.12, is a versatile organic compound. It functions primarily as a monomer in polymer science and materials science. Its unique structure allows for participation in various polymerisation reactions, contributing to the development of novel materials with specific properties. This chemical is supplied by TSS with an assay of 98%.
- IUPAC
- Acrolein ethylene acetal
- Synonyms
- Acrolein ethylene acetal

Monomer for Polymer Synthesis
2-Vinyl-1,3-dioxolane serves as a vinyl monomer in the synthesis of specialty polymers. Its incorporation into polymer chains can impart unique characteristics such as altered glass transition temperatures or improved solubility.
Crosslinking Agent
Due to its reactive vinyl group, this dioxolane derivative can act as a crosslinking agent in certain polymer formulations, enhancing the mechanical strength and thermal stability of the resulting materials.
Organic Synthesis Intermediate
The compound can be employed as an intermediate in the synthesis of more complex organic molecules. The dioxolane ring can be selectively deprotected or modified to introduce specific functionalities.
| Molecular weight | 100.12 |
|---|---|
| Empirical formula | C5H8O2 |
| Assay | 98% |
| Boiling point | 115-116 °C(lit.) |
| Density | 1.001 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4300(lit.) |


Hazard statements
- H225Highly flammable liquid and vapour
- H301Toxic if swallowed
- H310Fatal in contact with skin
- 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
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P302IF ON SKIN
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 14 °C / 57.2 °F |
| Transport (UN / ADR) | UN 1992 6.1(3) / PGI |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | F,T+ |
| Risk statements (R) | 11-25-27-36/37/38 |
| Safety statements (S) | 16-26-36/37/39-45 |
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 2-Vinyl-1,3-dioxolane used for?
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2-Vinyl-1,3-dioxolane is primarily used as a monomer in polymer science and materials science, and as an intermediate in organic synthesis.
What is the CAS number and formula for 2-Vinyl-1,3-dioxolane?
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The CAS number is 3984-22-3 and the empirical formula (Hill notation) is C5H8O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Vinyl-1,3-dioxolane with an assay of 98%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 2-Vinyl-1,3-dioxolane be handled safely?
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Handling requires strict safety precautions due to its flammability and toxicity. Use in a well-ventilated area, wear appropriate personal protective equipment including eyeshields, gloves, and a suitable respirator. Avoid ignition sources. Refer to the Safety Data Sheet for detailed information.
How is 2-Vinyl-1,3-dioxolane packed and shipped?
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2-Vinyl-1,3-dioxolane is packed and shipped according to international regulations for hazardous materials, ensuring safe transport. Specific packaging details can be provided upon request.
How can I request a quote or sample?
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To request a quote or sample of 2-Vinyl-1,3-dioxolane, please contact our sales department through the website or by phone, providing your contact details and desired quantity.
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