Diethyl vinyl orthoformate
Diethyl vinyl orthoformate (CAS: 34712-46-4, Formula: C7H14O3) is a chemical compound with a molecular weight of 146.18 g/mol. It is primarily used in materials science, particularly as a monomer in polymer science. Its vinyl ether functionality makes it a reactive building block for various polymerisation processes and organic synthesis applications.
- IUPAC
- (Diethoxymethoxy)ethene
- Synonyms
- (Diethoxymethoxy)ethene

Monomer for Polymer Synthesis
Diethyl vinyl orthoformate serves as a versatile monomer in the synthesis of polymers. Its vinyl ether group can undergo cationic or radical polymerisation to create novel polymeric materials with tailored properties.
Organic Synthesis Intermediate
This compound functions as a valuable intermediate in organic chemistry. It can be employed in reactions requiring a protected or reactive vinyl ether moiety, facilitating the construction of more complex molecules.
Materials Science Research
In materials science, Diethyl vinyl orthoformate is utilised for developing new materials. Its incorporation into polymer backbones or its use in cross-linking applications can modify material characteristics such as flexibility or thermal stability.
| Molecular weight | 146.18 |
|---|---|
| Empirical formula | C7H14O3 |
| Assay | 97% |
| Density | 0.822 g/mL at 25 °C |
| Refractive index | n20/D 1.401 |
| Storage temperature | 2-8°C |

Hazard statements
- H225Highly flammable liquid and vapour
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
| Flash point | 17 °C / 62.6 °F |
|---|---|
| Transport (UN / ADR) | UN 1993BF 3 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | F |
| Risk statements (R) | 11 |
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 Diethyl vinyl orthoformate used for?
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Diethyl vinyl orthoformate is primarily used as a monomer in polymer synthesis and as an intermediate in organic chemistry, particularly within materials science.
What are the CAS number and formula for Diethyl vinyl orthoformate?
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The CAS number is 34712-46-4, and the empirical formula is C7H14O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethyl vinyl orthoformate with a minimum assay of 97%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards.
How should Diethyl vinyl orthoformate be handled safely?
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Diethyl vinyl orthoformate is a flammable liquid (H225) and an irritant. Handle with care in a well-ventilated area, away from ignition sources. Store at 2-8°C. Refer to the Safety Data Sheet (SDS) for comprehensive safety information.
How is Diethyl vinyl orthoformate packed, shipped, and exported?
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Diethyl vinyl orthoformate is carefully packed according to international shipping regulations for flammable liquids (UN 1993, Class 3, PG II). Tech Serve Solutions is experienced in global export.
How can I request a sample or quote for Diethyl vinyl orthoformate?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing your requirements and shipping details.
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