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Sodium propionate

Sodium propionate^[1]

IUPAC name	Sodium propanoate
Other names	Sodium propionate Napropion
Identifiers
CAS number	137-40-6
PubChem	8724
SMILES	CCC(=O)[O-].[Na+]
Properties
Molecular formula	C₃H₅NaO₂
Molar mass	96.07
Appearance	Transparent crystals
Melting point	289 °C
Solubility in water	~1 g/mL
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references

Sodium propionate or sodium propanoate is the sodium salt of propionic acid which has the chemical formula Na(C₂H₅C O O).

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Use

It is used as a food preservative and is represented by the food labeling E number E281 in Europe. It is used primarilly as a mold inhibitor in bakery products.