Sodium malate is a compound with formula Na2(C2H4O(COO)2). It is the sodium salt of malic acid. As a food additive, it has the E number E350.[1]

Sodium malate
Names
Preferred IUPAC name
Disodium hydroxybutanedioate
Other names
Disodium malate
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.010.571 Edit this at Wikidata
E number E350i (antioxidants, ...)
UNII
  • InChI=1S/C4H6O5.2Na/c5-2(4(8)9)1-3(6)7;;/h2,5H,1H2,(H,6,7)(H,8,9);;/q;2*+1/p-2 checkY
    Key: WPUMTJGUQUYPIV-UHFFFAOYSA-L checkY
  • InChI=1/C4H6O5.2Na/c5-2(4(8)9)1-3(6)7;;/h2,5H,1H2,(H,6,7)(H,8,9);;/q;2*+1/p-2
    Key: WPUMTJGUQUYPIV-NUQVWONBAU
  • [Na+].[Na+].[O-]C(=O)CC(O)C([O-])=O
Properties
C4H4Na2O5
Molar mass 178.051 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Properties

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Sodium malate is an odorless white crystalline powder. It is freely soluble in water.[2]

It is used as an acidity regulator and flavoring agent.[2] It tastes similar to sodium chloride (table salt).[3]

References

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  1. ^ Current EU approved additives and their E Numbers, Food Standards Agency, 11 January 2017
  2. ^ a b Joint FAO/WHO Expert Committee on Food Additives. Meeting, Food and Agriculture Organization of the United Nation. (2006). Compendium of Food Additive Specifications. Rome, Italy: Food and Agriculture Organization of the United Nations. pp. 49–50. ISBN 92-5-105559-9.
  3. ^ Whitmore, Frank C. (2012). Organic Chemistry, Volume One : Part I: Aliphatic Compounds (2nd ed.). Mineola, New York: Dover Publications. p. 397. ISBN 9780486311159.