Artículos científicos

artículos científicos
PUBLICADOS ENTRE 2015 y 2017
  • Capítulo de libro: “Porosity in biomaterials: applications in biomedicine”. Ahumada, C. Calderón, F. Martínez-Gómez, E. Jacques. En Prensa. Handbook of ecomaterials”, Editorial Springer. 
  • Characterization of poly-D-mannuronate and poly-L-guluronate block fractions from sodium alginate and preparation of hydrogels with poly(vinylalcohol) via freeze-thawing method for their pH responsive metformin hydrochloride delivery in vitro. Fabian Andrés Martinez, Juan Guerrero, Betty Matsuhiro, Jorge Pavez. Carbohydrate Polymers. Sometido en 2017. 
  • The pore forming capacity of Sticholysin I in dipalmitoyl phosphatidyl vesicles is tuned by osmotic stress. Ahumada, M., Calderón, C., Lissi, E. Alvarez, C., Lanio, M. E., Pazos, F. Chem. Phys Lipids 2017, 203, 87 – 93.  
  • Microviscosity temperature profile in liposomes sensed by fluorescents probes as tool to elucidate glucose permeation mechanism,Ahumada, M., Calderón, C., Lissi, E. J.  Chil. Chem. Soc. 61, 2852 – 2854. 
  • Preconditioning of adipose tissue-derived mesenchymal stem cells with deferoxamine increases the production of pro-angiogenic, neuroprotective and anti-inflammatory factors: Potential application in the treatment of diabetic neuropathy. Carolina Oses, Belén Olivares, Marcelo Ezquer, Cristian Acosta, Paul Bosch, Macarena Donoso, Patricio Léniz, Fernando Ezquer. PLOS ONE | https://doi.org/10.1371/journal.pone.0178011 May 19, 2017. 
  • Evidence of hysteresis in propofol pharmacodynamics. Pablo O. Sepúlveda V., Esperanza Carrasco, Luis Felipe Tapia, Miguel Ramos, Francisco Cruz, Paulette Conget, Belén Olivares, Ignacio Cortínez.  ANAESTHESIA, In Press 2017. 
  • Lewis Acidity/Basicity Changes in Imidazolium Based Ionic Liquids Brought About by Impurities. Marcela Gazitúa, Patricio Fuentealba, Renato Contreras, and Rodrigo Ormazábal-Toledo. J. Phys. Chem. B 2015, 119, 13160−13166. 
  • Adsorption of As (V) by poly (N-octyl-4-vinylpyridinium) bromide: Determination of As (V) by direct measurement of fluorescence on the solid phase. Javier González-Navarrete , María Inés Toral , Angel Leiva , Mehrdad Yazdani-Pedram , Hernán E. Ríos ,Ximena Briones-Olarán , Marcela D. Urzúa. Reactive and Functional Polymers 109 (2016) 112–119. 
  • Changes in the SNAr reaction mechanism brought about by preferential solvation. Jazmín Alarcón-Espósito, Ricardo A. Tapia, Renato Contreras and Paola R. Campodónico. RSC Adv., 2015, 5, 99322–99328. 
  • Ionic Liquids binary mixtures: how different factors contribute to determine their effect on the reactivity. Salvatore Marullo, Francesca D’Anna , Paola R. Campodonico and Renato Noto RSC Adv., 2016, 6, 90165. 
  • Gutmann’s Donor Numbers Correctly Assess the Effect of the Solvent on the Kinetics of SNAr Reactions in Ionic Liquids. Jazmín Alarcón-Espósito, Renato Contreras, Ricardo A. Tapia, and Paola R. Campodónico. Chem. Eur. J. 2016, 22, 13347 – 13351.
  • Capítulo de libro: Título Libro: Arene Chemistry: Reaction Mechanisms and Methods for Aromatic Compounds. Título Capítulo: Computational and Experimental Methods for Predicting Reaction Mechanisms in Nucleophilic Aromatic Substitutions. Autores: Renato Contreras, Rodrigo Ormazábal-Toledo, Paola R. Campodónico. Editorial: John Wiley & Sons. Editor: Jacques Mortier
SOMETIDOS EN 2017
  • Iso-Solvation Effects in Mixtures of Ionic Liquids on the Kinetics of a model SNAr Reaction. Alarcón-Espósito, R. Contreras and P. R. Campodónico. Chem. Eur. J. 
  • Synthesis and characterization of poly (ionic liquid) derivatives of N-alkyl quaternized poly(4-vinylpyridine): Adsorption of Cr (VI) in aqueous solution. Ximena Briones-Olarán, Ricardo Tapia, Paola R. Campodónico, Marcela Urzúa, Angel Leiva, Renato Contreras, Javier González-Navarrete.  European Polymer Journal.
  • Mechanism for SNAr reaction of atrazine and endogenous thiols: Experimental and theoretical study. Karla Calfuman, Sebastian Gallardo-Fuentes, Renato Contreras, Ricardo A. Tapia, and Paola R. Campodónico. New Journal of Chemistry. 
  • Characterization of poly-D-mannuronate and poly-L-guluronate block fractions from sodium alginate and preparation of hydrogels with poly(vinylalcohol) via freeze-thawing method for their pH responsive metformin hydrochloride delivery in vitro. Fabian Andrés Martinez, Juan Guerrero, Betty Matsuhiro, Jorge Pavez. Carbohydrate Polymers.
  • Nature of the nucleophile and solvent effect on a model SNAr reaction. Marcela Gazitúa, Ricardo A. Tapia, Renato Contreras and Paola R. Campodónico. New Journal of Chemistry.
PREVIOS
  • Mechanistic pathways of aromatic nucleophilic substitution in conventional solvents and ionic liquids. Marcela Gazitúa, Ricardo Tapia, Renato Contreras, Paola Campodónico,  New Journal of chemistry, 2014, 38, 2611-1618.
  • Site activation effects promoted by intramolecular hydrogen bond interactions in snar reactions. Sebastian Gallardo-Fuentes, Ricardo A. Tapia, Renato Contreras and Paola R. Campodónico. RSC Advances, 4, 30638, 2014.
  • Kinetic and Theoretical Study on Nucleofugality in the phenolysis of 3-nitrophenyl and 4-nitrophenyl 4-cyanophenyl thionocarbonates. Enrique A. Castro, Álvaro Cañete, Paola R. Campodónico, Marjorie Cepeda, Paulina Pavez, Renato Contreras and José G. Santos. Chemical Physics Letters, 572, 130, 2013.
  • Hydrogen bond contribution to preferential solvation in snar reactions. Rodrigo Ormazábal-Toledo, José G. Santos, Paulina Ríos, Enrique A. Castro, Renato Contreras, Paola R. Campodónico. The Journal of Physical Chemistry B,117, 5908, 2013
  • Specific nucleophile-electrophile interactions in nucleophilic aromatic substitutions. Rodrigo Ormazábal-Toledo, Renato Contreras, Ricardo A. Tapia and  Paola R. Campodónico. Organic and Biomolecular Chemistry, 11, 2302, 2013
  • Reactivity indices profile: a companion tool of the potential energy surfaces for the analysis of reaction mechanisms. nucleophilic aromatic substitution. Rodrigo Ormazábal-Toledo, Renato Contreras and  Paola R. Campodónico. The Journal of Organic Chemistry, 78, 1091, 2013
  • Predicting the reaction mechanism of nucleophilic substitutions at carbonyl and thio-carbonyl centre. Rodrigo Ormazábal-Toledo, Enrique A. Castro, José G. Santos, Daniela Millán, Álvaro Cañete, Renato Contreras, Paola R. Campodónico. Journal of Physical Organic Chemistry,25, 1359, 2012.
  • Are Electrophilicity and Electrofugality Related Concepts? A Density Functional Theory Study. Rodrigo Ormazábal-Toledo, Paola R. Campodónico, Renato Contreras. Organic Letters, 13, 822, 2011
  • Reactions of aryl acetates with secondary alicyclic amines in ethanol/water mixtures: Effect of the solvent composition on the kinetics and mechanism. Enrique A. Castro, Daniela Millán, Raul Aguayo, Paola R. Campodónico, José G. Santos. International Journal of Chemical Kinetics, 43, 687, 2011
  • Permanent group effect on nucleofugality in aryl benzoates. Paola R. Campodónico, Rodrigo Ormazábal-Toledo, Arie Aizman and Renato Contreras. Chemical Physics Letters, 498, 221, 2010
  • Reactivity of benzohydrazide derivatives towards acetylation reaction. Experimental and theoretical studies. Paola R. Campodónico, Margarita Aliaga, José G. Santos, Enrique A. Castro and Renato Contreras. Chemical Physics Letters, 488, 86, 2010
  • Experimental and theoretical studies on the nucleofugality patters in the aminolysis and phenolysis of s- aryl o-aryl thiocarbonates. Enrique A. Castro, Margarita Aliaga, Paola R. Campodónico, Marjorie Cepeda, Renato Contreras and José G. Santos. Journal of Organic Chemistry, 74, 9173, 2009
  • Electrophilicity of quinones and its relationships with hydride affinity. Paola R. Campodónico, Arie Aizman and Renato Contreras. Chemical Physics Letters, 471, 168, 2009.
  • Proton-transport catalysis in intramolecular rearrangements. a density functional theory study. Paola R. Campodónico, Juan Andrés, Arie Aizman and Renato Contreras. Chemical Physics Letters 464, 271, 2008
  • Structure-activity relationships for electrophilic sugars in interactions with nucleophilic biological target. Paola R. Campodónico and Renato Contreras. Bioorganic and Medicinal chemistry, 16, 3184, 2008
  • Reactions of aryl chlorothioformates with quinuclidines. a kinetic study. Enrique. A. Castro, Margarita Aliaga, Paola R. Campodónico, José. R. Leis, Luis García-Río, and José G. Santos. Journal of Physical Organic Chemistry, 21, 102, 2008
  • Electrofugality index of benzhydryl derivatives. Paola R. Campodónico, Claudio Pérez, Margarita Aliaga, Marcela Gazitúa and Renato Contreras. Chemical Physics Letters, 447, 375, 2007
  • Nucleofugality index in α-elimination reactions. Paola R. Campodónico, Arie Aizman, Juan Andrés and Renato Contreras. Chemical Physics Letters, 439, 177, 2007
  • Group electrophilicity as a model of nucleofugality in nucleophilic substitution reactions. Paola R. Campodónico, Arie Aizman and Renato Contreras. Chemical Physics Letters, 42, 340, 2006
  • Empirical scale of nucleophilicity for substituted pyridines. Paola R. Campodónico, Arie Aizman and Renato Contreras. Chemical Physics Letters, 42, 204, 2006
  • Kinetics and mechanistic study of the reaction of aryl chloroformiates with quinuclidines. Enrique A. Castro, Margarita Aliaga, Paola R. Campodónico, José G. Santos, José R. Leis and Luis García-Río. Journal of Physical Organic Chemistry, 19, 683, 2006
  • Experimental and theoretical study on the substitution reactions of aryl 2,4-dinitrophenyl carbonates with quinuclidines. Enrique A. Castro, Paola R. Campodónico, R. Contreras, P. Fuentealba, José G. Santos, J. Ramón Leis, Luis García-Río, José A. Sáez, and Luis R. Domingo. Tetrahedron, 62, 2555, 2006

 

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