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Sodium propionate

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Sodium propionate
Names
IUPAC name Sodium propanoate
Other names Sodium propionate
Napropion
Identifiers
CAS Number
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.004.810 Edit this at Wikidata
E number E281 (preservatives)
PubChem CID
UNII
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C3H6O2.Na/c1-2-3(4)5;/h2H2,1H3,(H,4,5);/q;+1/p-1Key: JXKPEJDQGNYQSM-UHFFFAOYSA-M
  • InChI=1/C3H6O2.Na/c1-2-3(4)5;/h2H2,1H3,(H,4,5);/q;+1/p-1Key: JXKPEJDQGNYQSM-REWHXWOFAH
SMILES
  • .C(=O)CC
Properties
Chemical formula C3H5NaO2
Molar mass 96.07 g/mol
Appearance Transparent crystals
Melting point 289 °C
Solubility in water ~1 g/mL
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). checkY verify (what is  ?) Infobox references
Chemical compound

Sodium propanoate or sodium propionate is the sodium salt of propionic acid which has the chemical formula Na(C2H5COO).

Uses

It is used as a food preservative and is represented by the food labeling E number E281 in Europe; it is used primarily as a mold inhibitor in bakery products. It is approved for use as a food additive in the EU, USA and Australia and New Zealand (where it is listed by its INS number 281).

References

  1. Merck Index, 11th Edition, 8623.
  2. UK Food Standards Agency: "Current EU approved additives and their E Numbers". Retrieved 2011-10-27.
  3. US Food and Drug Administration: "Listing of Food Additives Status Part II". Retrieved 2011-10-27.
  4. Australia New Zealand Food Standards Code"Standard 1.2.4 - Labelling of ingredients". Retrieved 2011-10-27.

External links

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