propanoic acid

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propanoic acid, propanoic acid, C3:0, propionic acid

Propanoic acid occurs as a colorless oily liquid with a strong, unpleasant smell similar to body odor. It is used as a preservative, but is also an intermediate in many syntheses.

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Physical characteristics

Molecular mass	74.1
Density	988 g/m³
Melting point	-20.4 ℃-4.81 ℉253 K
Boiling point	141 ℃286 ℉414 K
Partition coeff. (logP)	0.33

Reactions using propanoic acid

propanoic acid + butanoyl chloride → butyric propionic anhydride + hydrogen chloride
propanoic acid + acetyl chloride → acetic propionic anhydride + hydrogen chloride
propanoic acid + propanoyl chloride → propanoic anhydride + hydrogen chloride
propanoic acid + methanoyl chloride → formic propionic anhydride + hydrogen chloride
propanoic acid + phosphorous pentoxide → propanoic anhydride + phosphoric acid
propanoic acid + phenol → phenyl propanoate + water
propanoic acid + butan-2-ol → butan-2-yl propanoate + water
propanoic acid + butan-1-ol → butyl propanoate + water
propanoic acid + propan-2-ol → propan-2-yl propanoate + water
propanoic acid + propan-1-ol → propyl propanoate + water
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Synthesis of propanoic acid

propanoic anhydride + water → propanoic acid
acetic propionic anhydride + water → acetic acid + propanoic acid
propanoic anhydride + phenol → phenyl propanoate + propanoic acid
propanoic anhydride + propan-2-ol → propan-2-yl propanoate + propanoic acid
propanoic anhydride + ethanol → ethyl propanoate + propanoic acid
propanoic anhydride + methanol → methyl propanoate + propanoic acid
propan-1-ol + chromic acid → propanoic acid + chromium(IV)oxide + water
propanoyl chloride + water → propanoic acid + hydrogen chloride
propanoyl chloride + water → propanoic acid + hydrogen chloride

Compound added to the database on April 22, 2019, last modified on December 3, 2024.