Sodium fumarate

Sodium fumarate
Names
Preferred IUPAC name
Disodium (2E)-but-2-enedioate
Other names
Disodium fumarate
Identifiers
CAS Number
  • 5873-57-4 checkY
  • 7704-73-6 (non-specific) checkY
3D model (JSmol)
  • Interactive image
ChEBI
  • CHEBI:115156 ☒N
ChemSpider
  • 4895542 checkY
ECHA InfoCard 100.037.337 Edit this at Wikidata
PubChem CID
  • 9734
UNII
  • F11949924I checkY
CompTox Dashboard (EPA)
  • DTXSID10168802 Edit this at Wikidata
InChI
  • InChI=1S/C4H4O4.2Na/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,6)(H,7,8);;/q;2*+1/p-2/b2-1+;; checkY
    Key: MSJMDZAOKORVFC-SEPHDYHBSA-L checkY
  • InChI=1/C4H4O4.2Na/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,6)(H,7,8);;/q;2*+1/p-2/b2-1+;;
    Key: MSJMDZAOKORVFC-HYKNURKJBY
  • [Na+].[Na+].[O-]C(=O)\C=C\C([O-])=O
Properties
Chemical formula
 C4H2Na2O4
Molar mass 160.04 g/mol
Appearance White powder
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
Chemical compound

Sodium fumarate, also called disodium fumarate, is a compound with the molecular formula Na2C4H2O4.[1] It is the sodium salt of fumaric acid,[1] used as an acidity regulator in processed foods.[1] Sodium fumarate and fumaric acid are sometimes used as terminal electron acceptors in the cultivation of certain anaerobic microorganisms. It appears as an odourless, white, crystalline powder and is soluble in water.

References

  1. ^ a b c PubChem. "Disodium fumarate". pubchem.ncbi.nlm.nih.gov. Retrieved 2022-11-27.