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Colorless liquid, volatile, flammable. The melting point is -48 ° C, Boiling Point 100-101 ° C, 24 ° C (4.3 KPA-RRB- , relative density 0.9440(20/C ° c) , refractive index 1.41FlashlPointoiOpenoCup cup)1C ° c, vapor pressure (25.C ° c)5KPA kpa. Soluble in ethanol, ether, acetone and other organic solvents, slightly soluble in ethylene glycol and water. Easy polymerization in the presence of light, heat, ionizing radiation and catalysts.
| Item | Data |
| Molecular Formula | C5h8o2 Ch2c（ch3）c00ch3 |
| Cas No | 80-62-6 |
| Relative Molecular Mass | 100.12 |
| Purity | 99.90% |
| Water Content | 0.05% |
| Chroma | 10 |
| Content of Polymerization Inhibitor | 10±5ppm |
| Appearance | Colorless Volatile Liquid with Strong Spicy Taste, Slightly Soluble in Water, Easily Soluble in Ethanol, etc. |
| Melting Point℃ | -48.2 |
| Boiling Point ℃ | 100-101 |
| Relative Density (water=1) | 0.944 |
| Flash Point℃ | 11 |
| Upper Explosive Limit% (v/v) | 12.5 |
| Lower Explosive Limit% (v/v) | 2.1 |
| Fire Hazard Classification | Nail Class B |
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