From Wikipedia, the free encyclopedia
This article
does not cite any sources .
Please help by adding citations to reliable sources . Unsourced material may be challenged and removed .Find sources: – · · · scholar · JSTOR (December 2009 ) (Learn how and when to remove this template message )
Potassium fumarate
Names
Preferred IUPAC name
Dipotassium (2E )-but-2-enedioate
Other names
potassium fumarate, potassium (E)-butenedioate, Dipotassium fumarate, Fumaric acid, EINECS 223-979-8, 4151-35-3, 7704-72-5
Identifiers
7704-72-5 Y
3D model (JSmol )
ChemSpider
ECHA InfoCard
100.119.574
E number
E366 (antioxidants, ...)
UNII
InChI=1S/C4H4O4.2K/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,6)(H,7,8);;/q;2*+1/p-2/b2-1+;;
Y Key: SHPKCSFVQGSAJU-SEPHDYHBSA-L
Y InChI=1/C4H4O4.2K/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,6)(H,7,8);;/q;2*+1/p-2/b2-1+;;
Key: SHPKCSFVQGSAJU-HYKNURKJBN
[K+].[K+].[O-]C(=O)\C=C\C([O-])=O
Properties
K2 C4 H2 O4
Molar mass
192.253g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N (what is Y N ?)
Infobox references
Chemical compound
Potassium fumarate is a compound with formula K2 C4 H2 O4 . It is the potassium salt of fumaric acid .
It has E number "E366".
Categories :
Fumarates Potassium compounds Organic compound stubs Hidden categories:
Articles lacking sources from December 2009 All articles lacking sources Articles without EBI source Articles without KEGG source Chembox CAS registry number not linked ECHA InfoCard ID from Wikidata E number from Wikidata Pages using collapsible list with both background and text-align in titlestyle Articles containing unverified chemical infoboxes Chembox image size set Articles with short description Short description matches Wikidata All stub articles