S01 , AX10 QA16 QA02
Molecular formula C
3H 5NaO 2
Molar mass 96.060 g/mol
Odor faint acetic-butyric odor
Melting point 289 °C (552 °F; 562 K)
Solubility in water ~1 g/mL
Except where noted otherwise, data are given for materials in their
standard state (at 25 °C (77 °F), 100 kPa)
(verify) (what is: / ?)
Sodium propanoate or sodium propionate is the sodium salt of propionic acid which has the chemical formula Na( C 2 H 5 C O O).
Reactions [ edit ]
It is produced by the reaction of
propionic acid and sodium carbonate or sodium hydroxide.
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 [2 ] and Australia and New Zealand [3 ] (where it is listed by its INS number 281). [4 ]
References [ edit ]
^ Merck Index, 11th Edition, 8623.
^ UK Food Standards Agency: "Current EU approved additives and their E Numbers" . Retrieved . 2011-10-27
^ US Food and Drug Administration: "Listing of Food Additives Status Part II" . Retrieved . 2011-10-27
^ Australia New Zealand Food Standards Code "Standard 1.2.4 - Labelling of ingredients" . Retrieved . 2011-10-27
External links [ edit ]