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Sodium propionate

Sodium propanoate or sodium propionate is the sodium salt of propionic acid which has the chemical formula Na(C2H5COO). This white crystalline solid is deliquescent in moist air.

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Further Information

Names

IUPAC nameSodium propanoate

Other names

Sodium propionate
Napropion
E281

Identifiers

CAS Number: 137-40-6

JSmol: Interactive image

ChEBI: CHEBI:132106

ChEMBL: ChEMBL500826

ChemSpider: 8399

ECHA InfoCard: 100.004.810

EC Number: 205-290-4

E number: (preservatives)

PubChem: 8724

UNII: DK6Y9P42IN

Properties

Chemical formula: CHNaO352

Molar mass: 96.060 g/mol

Appearance: Transparent crystals

Odor: faint acetic-butyric odor

Melting point: 289 °C (552 °F; 562 K)

Solubility in water: 1 g/mL

Solubility: Ethanol (1 g/24 mL)

Pharmacology

ATC code: WHOS01AX10

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).

Infobox references