Vinyl stearate
Vinyl stearate (CAS: 111-63-7), with the molecular formula CH3(CH2)16CO2CH=CH2 and a molecular weight of 310.51 g/mol, is a vinyl ester. It serves as a monomer in polymer science and materials science. This compound, characterised by its long stearate chain and reactive vinyl group, finds utility in various polymerisation processes and as an intermediate in chemical synthesis.

Polymerisation Monomer
Vinyl stearate acts as a monomer in the synthesis of vinyl polymers. Its incorporation into polymer chains can modify properties such as flexibility, hydrophobicity, and adhesion, enabling the development of specialised materials.
Chemical Intermediate
The reactive vinyl group allows Vinyl Stearate to participate in various chemical reactions, making it a valuable intermediate for synthesising more complex organic molecules and specialty chemicals.
Materials Science Applications
Utilised in materials science, Vinyl Stearate can be employed in the development of coatings, adhesives, and other functional materials where its unique chemical structure imparts specific performance characteristics.
| Molecular weight | 310.51 |
|---|---|
| Linear formula | CH3(CH2)16CO2CH=CH2 |
| Assay | 95% |
| Boiling point | 385 °C(lit.) |
| Density | 0.904 g/mL at 25 °C(lit.) |
| Contains / stabiliser | 20 ppm MEHQ as inhibitor |
| Melting point | 35-37 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| Water hazard class (WGK, DE) | 3 |
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 Stearate used for?
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Vinyl Stearate is primarily used as a monomer in polymerisation processes for materials science applications and as a chemical intermediate in organic synthesis.
What is the CAS number and formula for Vinyl Stearate?
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The CAS number for Vinyl Stearate is 111-63-7, and its molecular formula is CH3(CH2)16CO2CH=CH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Vinyl Stearate with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
How should Vinyl Stearate be handled safely?
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Handling Vinyl Stearate requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is a risk. It is combustible with a flash point above 113 °C (235.4 °F).
Is Vinyl Stearate a controlled substance?
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The provided data does not indicate that Vinyl Stearate is a controlled substance.
How is Vinyl Stearate packed, shipped, and exported?
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Tech Serve Solutions specialises in the global supply and export of fine chemicals, including Vinyl Stearate, adhering to international shipping regulations.
How can I request a sample or quote for Vinyl Stearate?
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Please contact our sales team via the website to request a sample or a quotation for Vinyl Stearate.
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