info:eu-repo/semantics/article
Deactivation of Novozym 435 during the Esterification of Ibuprofen with Ethanol: Evidences of the Detrimental Effect of the Alcohol
Registro en:
José, Carla; Briand, Laura Estefania; Deactivation of Novozym 435 during the Esterification of Ibuprofen with Ethanol: Evidences of the Detrimental Effect of the Alcohol; Springer; Reaction Kinetics, Mechanism and Catalysis; 99; 1; 2-2010; 17-22
1878-5190
1588-2837
Autor
José, Carla
Briand, Laura Estefania
Resumen
The esterification of ibuprofen using ethanol as reactant and solvent was investigated. Additionally, the surface interaction of the isomers of ibuprofen and ethanol with the biocatalyst was screened through conventional adsorption isotherms and temperature programmed surface reaction (TPSR). These investigations evidenced strong alcohol adsorption and dissolution of the biocatalyst which explains its deactivation upon reuses in the esterification reaction. Fil: José, Carla. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico La Plata. Centro de Investigación y Desarrollo en Ciencias Aplicadas; Argentina Fil: Briand, Laura Estefania. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico La Plata. Centro de Investigación y Desarrollo en Ciencias Aplicadas; Argentina