CAS 108-05-4 Vinyl acetate, also known as vinyl acetate monomer or VAM, has a chemical formula of C4H4O2. This chemical is primarily used as a raw material in the production of other industrial chemicals. Some of these derivatives include polyvinyl acetate polymers and ethylene-vinyl acetate copolymers.
| ITERM | RESULT |
PRODUCT NAME |
Vinyl Acetate Monomer/VAM |
Appearance |
Colorless liquid |
Molar mass |
86.090 g·mol−1 |
Density |
0.934 g/cm3 |
Melting point |
−93.5 °C (−136.3 °F; 179.7 K) |
Boiling point |
72.7 °C (162.9 °F; 345.8 K) |
Flash point |
−8 °C |

How is VAM Chemical CAS 108-05-4 made?
The main industrial method for producing vinyl acetate monomer (VAM) is the vapor-phase catalytic oxidation of ethylene and acetic acid, which has replaced older, less efficient methods (e.g., the acetylene method) due to its higher yield, lower cost, and improved safety profile.
Its main application is the production of polyvinyl acetate (PVAc) and polyvinyl alcohol (PVOH or PVA). More than 70% of all VAM produced in the world is used to make these two chemicals.
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