Potassium propanoate

Potassium propanoate
Other names

Potassium propionate; E283
Identifiers
CAS number 327-62-8 Y
PubChem 23663619
Properties
Molecular formula C3H5KO2
Appearance Colorless crystalline platelets[1]
Melting point

>300 °C[1]
Solubility in water soluble[1]
Solubility in ethanol soluble[1]
 Y (verify) (what is: Y/N?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
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.

Use

It is used as a food preservative and is represented by the food labeling E number E283 in Europe[2] and by the INS number 283 in Australia and New Zealand.[3]

References

  1. ^ a b c d J. I. G. Cadogan, J. Buckingham, F. MacDonald: Dictionary of Organic Compounds: First Supplement. CRC Press, 1996, ISBN 978-0-412-54110-0
  2. ^ UK Food Standards Agency: "Current EU approved additives and their E Numbers". http://www.food.gov.uk/safereating/chemsafe/additivesbranch/enumberlist. Retrieved 2011-10-27. 
  3. ^ Australia New Zealand Food Standards Code"Standard 1.2.4 - Labelling of ingredients". http://www.comlaw.gov.au/Details/F2011C00827. Retrieved 2011-10-27.