Potassium erythorbate

Potassium erythorbate (C6H7KO6)[1] is a food additive. Chemically, it is the potassium salt of erythorbic acid. As an antioxidant structurally related to vitamin C, it helps improve flavor stability and prevents the formation of carcinogenic nitrosamines.

Potassium erythorbate
Potassium erythorbate
Names
IUPAC name
Potassium 5-(1,2-dihydroxyethyl)-3-hydroxy -4-oxo-furan-2-olate
Other names
Erythorbic acid, potassium salt; E317
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 239-432-1
  • InChI=1S/C6H8O6.K/c7-1-2(8)5-3(9)4(10)6(11)12-5;/h2,5,7-10H,1H2;/q;+1/p-1/t2-,5-;/m1./s1
    Key: CONVKSGEGAVTMB-RKJRWTFHSA-M
  • [K+].[O-]C=1[C@H](OC(=O)C=1O)[C@H](O)CO
Properties
C6H7KO6
Molar mass 214.22 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

References

  1. PubChem. "Potassium erythorbate". pubchem.ncbi.nlm.nih.gov. Retrieved 2022-11-28.


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