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Propionic acid


Product name: propionic acid ; propanoic acid
CAS No.: 79-09-4
Molecular Formula: C2H5COOH
Molecular Weight: 74.08

Properties:
Main ingredients: Assay≥99%
Appearance: colorless liquid, with irritative odor.
Melting point(oC): -22
Boiling point(oC): 140.7
Relative Density(water=1): 0.99
Relative Density of vapor (air=1): 2.56
Saturated vapor pressure (kPa): 1.33(39.7oC)
Heat of combustion(kJ/mol): 1525.8
Critical temperature(oC): 339
Critical pressure(MPa): 5.37
Flash point(oC): 52
Ignition temperature(oC): 465
Upper explosive limit %(V/V): 12.1
Low explosive limit %(V/V): 2.9

Uses: used as esterification agent, solvent of cellulose nitrate, plasticizer, chemical reagent and material for the preparation of food.


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