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CAS 79-09-4

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Propionic acid

Description:
Propionic acid, with the CAS number 79-09-4, is a colorless liquid organic compound characterized by its pungent odor and slightly acidic taste. It is a carboxylic acid with the molecular formula C3H6O2, featuring a three-carbon chain with a carboxyl functional group (-COOH) at one end. Propionic acid is soluble in water, ethanol, and ether, making it versatile in various applications. It has a boiling point of around 140 degrees Celsius and a melting point of approximately -20 degrees Celsius. This compound is commonly used as a preservative in food products due to its ability to inhibit mold and bacterial growth. Additionally, it serves as an intermediate in the production of various chemicals, including herbicides, plastics, and pharmaceuticals. Propionic acid is also naturally occurring, found in small amounts in the human gut and in certain fermented foods. Its safety profile is generally favorable, but it can cause irritation to the skin and eyes upon contact.
Formula:C3H6O2
InChI:InChI=1S/C3H6O2/c1-2-3(4)5/h2H2,1H3,(H,4,5)
InChI key:InChIKey=XBDQKXXYIPTUBI-UHFFFAOYSA-N
SMILES:C(CC)(O)=O
Synonyms:
  • Acide propionique
  • Acido Propionico
  • Adofeed
  • Antischim B
  • Carboxyethane
  • E 280
  • Ethanecarboxylic acid
  • Ethylformic acid
  • Luprosil
  • Metacetonic acid
  • See more synonyms
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