Purine(aq)
Formation Gibbs Energy
Estimated ΔfG'm 439.2 ± 6.5 [kJ/mol]    Enter custom concentration »
Estimated ΔfG'° 456.3 ± 6.5 [kJ/mol]
Estimated using Component Contribution (2013)
pH
Ionic strength [M]
General Properties
Formula C5H4N4
Common names Purine; Purine base; C15587
Molar Mass 120.04 [Da]
Structure
Links KEGG »
Species Formation Energies
Phase Net charge #Hydrogens Δf [kJ/mol] ΔfG'° [kJ/mol] Reference
aqueous -1 3 355.1 476.1 Component Contribution (2013)
aqueous 0 4 294.2 456.3
aqueous 1 5 271.5 473.6