https://repositorio.ufba.br/handle/ri/13280
metadata.dc.type: | Artigo de Periódico |
Título : | A new approach for the thermodynamic modeling of the solubility of amino acids and β-lactam compounds as a function of pH |
Otros títulos : | Fluid Phase Equilibria |
Autor : | Franco, Luís Fernando Mercier Silva, Silvana Mattedi e Pessôa Filho, Pedro de Alcântara |
metadata.dc.creator: | Franco, Luís Fernando Mercier Silva, Silvana Mattedi e Pessôa Filho, Pedro de Alcântara |
Resumen : | A new model to describe the solubility of amino acids and β-lactam compounds as a function of pH is proposed. The description of the solid–liquid equilibrium entails simultaneous calculation of phase and chemical equilibria. The liquid-phase non-ideality was accounted for through an extended Pitzer model for polyelectrolyte solutions. A statistical thermodynamic interpretation of Pitzer's binary interaction parameters is also presented. The model was successfully applied to different systems containing amino-acids, as well as glycine and its oligopeptides and β-lactam compounds such as ampicillin and 6-aminopenicillanic acid. |
Palabras clave : | Solid–liquid equilibrium Modelyng Amino acids β-Lactam compounds |
Editorial : | Fluid Phase Equilibria |
URI : | http://www.repositorio.ufba.br/ri/handle/ri/13280 |
Fecha de publicación : | 2013 |
Aparece en las colecciones: | Artigo Publicado em Periódico (PPEQ) |
Fichero | Descripción | Tamaño | Formato | |
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4444444.pdf | 815,24 kB | Adobe PDF | Visualizar/Abrir |
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