Maleic acid(aq)
Formation Gibbs Energy
Estimated ΔfG'm -530.5 ± 5.8 [kJ/mol]    Enter custom concentration »
Estimated ΔfG'° -513.4 ± 5.8 [kJ/mol]
Estimated using Component Contribution (2013)
pH
Ionic strength [M]
General Properties
Formula C4H4O4
Common names Maleic acid; Maleate; cis-Butenedioic acid; C01384
Molar Mass 116.01 [Da]
Structure
Links KEGG »
Species Formation Energies
Phase Net charge #Hydrogens Δf [kJ/mol] ΔfG'° [kJ/mol] Reference
aqueous -2 2 -592.0 -513.4 Component Contribution (2013)
aqueous -1 3 -625.7 -504.7
aqueous 0 4 -643.1 -480.9
aqueous -2 2 -592.1 -513.4 Alberty (2006)