Modeling of activity coefficients of amino acid and electrolyte in aqueous solutions

CH Bang, HK Choi, BS Lee - Journal of Molecular Liquids, 2016 - Elsevier
… Therefore, the model proposed in this work is expected to be useful for describing activity
coefficients of an electrolyte and amino acid in amino acid-electrolyte-water system. …

Measurement and modelling solubility of amino acids and peptides in aqueous 2-propanol solutions

HT Do, P Franke, S Volpert, M Klinksiek… - Physical Chemistry …, 2021 - pubs.rsc.org
… of activity coefficients on the amino-acid/peptide solubility In this work the activity coefficients
… of 2-propanol in aqueous solutions. Based on the available melting properties from FSC …

Modeling of thermodynamics properties of amino acid solutions by COSMO-SAC model

SZ Mahmoudabadi, G Pazuki - Fluid Phase Equilibria, 2021 - Elsevier
… In this study, the COSMO-SAC model is used to predict the solubility and activity coefficients
of different amino acids in various solvents including pure solvents, aqueous solutions, and …

Site-Specific Charge Regulation Model for Amino Acids in Aqueous Solutions

A Gallegos, J Wu - Journal of Chemical & Engineering Data, 2023 - ACS Publications
… By accounting for these contributions to the activity coefficient of each amino acid, we are …
We find that our model well describes the activity coefficients of basic and acidic amino acids in …

Ion-Dipole Complex Effect on Activity Coefficient of L-Methionine in Aqueous Electrolyte Solutions

BS Lee - Available at SSRN 4065781, 2022 - papers.ssrn.com
… of state (EoS) combined with PM-MSA [23; 24] was applied to calculate the MIAC of the
electrolyte and activity coefficient of amino acids in electrolyte/amino acid/water solutions. …

Cation Effect on the Water Activity of Ternary (S)-Aminobutanedioic Acid Magnesium Salt Solutions at 298.15 and 310.15 K

C Held, EN Tsurko, R Neueder… - Journal of Chemical & …, 2016 - ACS Publications
… Eq 10 is applied in this work to model the mean ionic activity coefficients of salt as well as
the activity coefficient of the amino acid, respectively. In contrast, activity coefficients of water …

VLE determination and microscopic properties of amino acid aqueous solutions

Y Yin, W Liu, X Li, Y Zhou, X Xu - Journal of Molecular Liquids, 2023 - Elsevier
Model description The model study of amino acid system in this paper is based on the
corresponding … The NRTL-Xu model is based on a new model of hydration. Applying the NRTL-Xu …

Influence of pH Value and Ionic Liquids on the Solubility of l-Alanine and l-Glutamic Acid in Aqueous Solutions at 30 °C

M Voges, IV Prikhodko, S Prill, M Hübner… - Journal of Chemical & …, 2017 - ACS Publications
… ] solutions measured in this work and to experimental water activity coefficients of water/[ch][dhcit]
solutions … In this work, sodium-based amino-acid salts (NaA) were formed upon NaOH …

Ion-dipole complex effect on activity coefficient of L-methionine in aqueous NaCl and NaNO3 solutions

BS Lee - Korean Journal of Chemical Engineering, 2023 - Springer
… In contrast, the activity coefficient ratio of amino acid L-methionine decreased as the
electrolyte concentration increased. At higher L-methionine concentration, the MIAC values were …

Evaluation of the capability of ionic liquid–amino acid aqueous systems for the formation of aqueous biphasic systems and their applications in extraction

S Noshadi, R Sadeghi - The Journal of Physical Chemistry B, 2017 - ACS Publications
… effect in aqueous amino acid + IL solutions and the driving forces behind IL–amino acid ABS
… In conclusion, the amino acid aqueous solutions are not good solvents for [C 4 mim][CF 3 …