Description. Propionyl chloride or propionic is the acyl chloride of propionic acid . It is a colourless to yellow, clear liquid with a pungent odor. It is a slightly flammable and corrosive substance. It is a colorless, corrosive, volatile liquid.
Chemical & Physical Properties
Density | 1.1±0.1 g/cm3 |
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Boiling Point | 75.5±3.0 °C at 760 mmHg |
Melting Point | −94 °C |
Molecular Formula | C3H5ClO |
Molecular Weight | 92.524 |
Flash Point | 11.7±0.0 °C |
Exact Mass | 92.002892 |
PSA | 17.07000 |
LogP | 0.99 |
Vapour density | 3.2 (vs air) |
Vapour Pressure | 104.6±0.1 mmHg at 25°C |
Index of Refraction | 1.397 |
Storage condition | Flammables area |
Water Solubility | REACTS |
Freezing Point | -94℃ |
Propionyl chloride can be made by chlorination of propionic acid by phosgene:
CH3CH2CO2H + COCl2 → CH3CH2COCl + HCl + CO2
Post time: Aug-03-2022