Review Article
Protonation Equilibria of Biologically Active Ligands in Mixed Aqueous Organic Solvents
Table 12
Protonation constants () of some α-amino acids in solution containing 50% DMSO at different temperatures and mol·dm−3 NaNO3 and their thermodynamic parametersb.
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aDMSO% (vol/vol), bdata taken from reference [87], and are stoichiometric coefficients corresponding to ligand and H+ respectively; dWith respect to the thermodynamic parameters (, and ) these parameters referred to these reactions (L− + H+ LH±, corresponding to –NH2 group) and (LH± + H+, corresponding to carboxylate group); The % is expressed as (volume/Volume). |