Metformin(aq)
Formation Gibbs Energy
Estimated ΔfG'm 632.6 ± 16.7 [kJ/mol]    Enter custom concentration »
Estimated ΔfG'° 649.7 ± 16.7 [kJ/mol]
Estimated using Component Contribution (2013)
pH
Ionic strength [M]
General Properties
Formula C4H11N5
Common names Metformin; C07151
Molar Mass 129.10 [Da]
Structure
Links KEGG »
Species Formation Energies
Phase Net charge #Hydrogens Δf [kJ/mol] ΔfG'° [kJ/mol] Reference
aqueous 0 11 254.0 700.0 Component Contribution (2013)
aqueous 1 12 183.6 669.6
aqueous 2 13 125.0 649.7