Propionic Acid

Propionic Acid (C3H6O2) is a corrosive, colorless liquid with sharp rancid odor that produces an irritating vapor. Because it is flammable, we recommend a safe chemical storage building that meets specific regulations for storing Propionic Acid. Please review our fire rated products: DRUMLoc, FIRELoc, SUPERLoc, Flammable storage

Propionic Acid Storing Details

  • Flammable Details: Flash point: CLOSED CUP: 53°C (127.4°F). OPEN CUP: 56.7°C (134.1°F)
  • Storage Details: Keep separated from incompatible substances, such as oxidizers. Store and handle in accordance with all current regulations and standards. Store in compliant, approved flammables storage buildings, separated from oxidizers and sources of ignition.
  • Compatible Details: Alkalis, strong oxidizers (e.g., chromium trioxide) [Note: Corrosive to steel.]
  • Description: Propanoic acid is a naturally occurring carboxylic acid with chemical formula CH3CH2COOH. It is a clear liquid with a pungent odor. The anion CH3CH2COO_ as well as the salts and esters of propanoic acid are known as propanoates.
  • Classification: CLASS 8
  • Brand Name: n/a

Propionic Acid Properties

Formula Density Boiling Point; IUPAC ID Molar Mass Soluble In Melting Point
C3H6O2 990.00 kg/m³ 285.°F (14°C) propanoic acid 74.07854 g/mol Cold water -5.°F (-2°C)




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