Ammonium fumarate


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Ammonium fumarate is a compound with formula (NH4)2(C2H2(COO)2). It is the ammonium salt of fumaric acid. As a food additive, it has the E number E368.

Ammonium fumarate
Names
Systematic IUPAC name

Ammonium (E)-but-2-enedioate

Other names

Diammonium fumarate; E368

Identifiers

3D model (JSmol)
ChemSpider
ECHA InfoCard 100.035.070 Edit this at Wikidata
E number E368 (antioxidants, ...)
UNII

  • InChI=1S/C4H4O4.2H3N/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,6)(H,7,8);2*1H3/b2-1+;; check

    Key: CKKXWJDFFQPBQL-SEPHDYHBSA-N check

  • InChI=1/C4H4O4.2H3N/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,6)(H,7,8);2*1H3/b2-1+;;

    Key: CKKXWJDFFQPBQL-SEPHDYHBBX

  • O=C(O)\C=C\C(=O)O.N.N

Properties
C4H10N2O4
Molar mass 150.134 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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