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CHEBI:57263 - 4-carboxylatomethylenebut-2-en-4-olide

ChEBI IDCHEBI:57263
ChEBI Name4-carboxylatomethylenebut-2-en-4-olide
Stars
DefinitionConjugate base of 4-carboxymethylenebut-2-en-4-olide.
Last Modified13 November 2017
DownloadsMolfile
FormulaC6H3O4
Net Charge-1
Average Mass139.086
Monoisotopic Mass139.00368
SMILES[H]C(C(=O)[O-])=C1C=CC(=O)O1
InChIInChI=1S/C6H4O4/c7-5(8)3-4-1-2-6(9)10-4/h1-3H,(H,7,8)/p-1
InChIKeyAYFXPGXAZMFWNH-UHFFFAOYSA-M
ChEBI Ontology
Outgoing Relation(s)
4-carboxylatomethylenebut-2-en-4-olide (CHEBI:57263) is a monocarboxylic acid anion (CHEBI:35757)
4-carboxylatomethylenebut-2-en-4-olide (CHEBI:57263) is conjugate base of 4-carboxymethylenebut-2-en-4-olide (CHEBI:11972)
Incoming Relation(s)
4-carboxymethylenebut-2-en-4-olide (CHEBI:11972) is conjugate acid of 4-carboxylatomethylenebut-2-en-4-olide (CHEBI:57263)
IUPAC Name 
(5-oxofuran-2(5H)-ylidene)acetate
UniProt Name  Source
2-(5-oxo-2,5-dihydrofuran-2-ylidene)acetateUniProt