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Propionic Acid

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Propionic Acid
Chemical Product

Propionic Acid

Molecular FormulaC3H6O2 CAS79-09-4 Molecular Weight74.08 g/mol
SynonymsPropanoic Acid
Safety & Hazards (GHS) Danger
Corrosive Corrosive

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

Propionic acid is a colorless liquid with a pungent odor, used in food preservation, as a disinfectant, and in the manufacture of various chemicals.
- Food Industry: Used as a preservative (E280) in food products, especially in baked goods and cheeses. - Agriculture: Applied as a fungicide and herbicide. - Chemical Manufacturing: Used as an intermediate in the production of plastics, herbicides, and insecticides. - Pharmaceuticals: Used as a precursor in the production of various pharmaceuticals.
AppearanceColorless liquid
OdorPungent, characteristic odor
Molecular FormulaC3H6O2
Molecular Weight74.08 g/mol
Boiling Point141 °C
Density1.003 g/cm³
SolubilitySoluble in water, alcohol, and ether
Flash Point69.5 °C
Chemical StabilityStable under normal conditions, but should be kept away from strong oxidizing agents
IUPAC Namepropanoic acid
Molecular FormulaC3H6O2
Molecular Weight74.08 g/mol
SMILESCCC(=O)O
InChIKeyXBDQKXXYIPTUBI-UHFFFAOYSA-N
  • H314 Causes severe skin burns and eye damage

⚠️ For information only; not a substitute for the official SDS.

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