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Potassium propionate

Potassium propanoate
Potassium propionate.svg
Names
Other names
Potassium propionate; E283
Identifiers
3D model (Jmol)
ChemSpider
ECHA InfoCard 100.005.749
EC Number 206-323-5
E number E283 (preservatives)
PubChem CID
Properties
C3H5KO2
Molar mass 112.1689 g/mol
Appearance Colorless crystalline platelets
Melting point >300 °C
soluble
Solubility in ethanol soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Potassium propanoate or potassium propionate has formula K(C2H5COO). Its melting point is 410 °C. It is the potassium salt of propanoic acid.

It is used as a food preservative and is represented by the food labeling E number E283 in Europe and by the INS number 283 in Australia and New Zealand.


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