Home › Chemicals › Vinyl Acetate CAS 108-05-4: Vinyl Acetate (C4H6O2) Identity CAS Number 108-05-4 Molecular Formula C4H6O2 IUPAC Name ethenyl acetate Molecular Weight 86.09 g/mol SMILES C=CC(=O)OCSynonyms VAM, acetic acid vinyl ester, ethenyl ethanoate
2D Structure
Physical Properties Density 0.934 g/mL at 25°C Boiling Point 72.7°C Melting Point -100.0°C Flash Point -8.0°C Vapor Pressure 12.0 kPa at 20°C Refractive Index nD = 1.392 Dielectric Constant ε = 6.0
Safety & GHS Classification Flammable Irritant
H225: Highly flammable liquid and vapor H332: Harmful if inhaled H335: May cause respiratory irritation H351: Suspected of causing cancer Storage: Store with inhibitor (hydroquinone, 3-5 ppm). Polymerizes spontaneously — keep below 25°C. Extremely flammable. Suspected carcinogen. Use in well-ventilated area away from ignition sources.
Material Compatibility Matrix Plastics Material Rating PTFE Excellent PVC Poor PE Good PP Good PEEK Excellent PVDF Good
Rubbers Material Rating Viton Poor NBR Severe Effect EPDM Poor Silicone Poor FKM Poor
Metals Material Rating Stainless 316 Excellent Aluminum Good Copper Good Brass Good
Applications Polyvinyl acetate (PVA) production (40%) Polyvinyl alcohol (PVOH) production Ethylene-vinyl acetate (EVA) copolymer Paint and coating manufacturing Adhesive manufacturing Textile sizing Paper coating External References: PubChem
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