Purpurin(aq)
Formation Gibbs Energy
Estimated ΔfG'm -352.0 ± 29.5 [kJ/mol]    Enter custom concentration »
Estimated ΔfG'° -334.9 ± 29.5 [kJ/mol]
Estimated using Component Contribution (2013)
pH
Ionic strength [M]
General Properties
Formula C14H8O5
Common names Purpurin; C10395
Molar Mass 256.04 [Da]
Structure
Links KEGG »
Species Formation Energies
Phase Net charge #Hydrogens Δf [kJ/mol] ΔfG'° [kJ/mol] Reference
aqueous -3 5 -487.6 -290.4 Component Contribution (2013)
aqueous -2 6 -560.7 -319.8
aqueous -1 7 -615.1 -331.9
aqueous 0 8 -658.4 -334.0