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Accelerating SN2 nucleophilic fluorination of primary alkyl bromide using an 18-crown-6 and fluorinated bulky alcohol phase transfer system

 

Journal of Fluorine Chemistry, 269, 110146, 2023

Annelise S. Melo, Marcelo S. Valle, Josefredo R. Pliego Jr.

https://doi.org/10.1016/j.jfluchem.2023.110146

 

Comparing two-photon absorption of chalcone, dibenzylideneacetone and thiosemicarbazone derivatives

Optical Materials 137 (2023) 113510

Raiane S. Araújo, Lucas F. Sciuti, Leandro H. Z. Cocca, Thaís O. Lopes, Aline A. Silva, Luis
M. G. Abegão, Marcelo S. Valle, José J. Rodrigues Jr, Cleber R. Mendonça, Leonardo De
Boni, Márcio A. R. C. Alencar

https://doi.org/10.1016/j.optmat.2023.113510

Synthesis, Characterization and Antichagasic Evaluation of Thiosemicarbazones Prepared from Chalcones and Dibenzalacetones

 
 

Journal of Molecular Structure

Available online 28 January 2021, 130014 
 
 
 
Aline Alves da Silva, Pedro Ivo da Silva Maia, Carla Duque Lopes, Sergio de Albuquerque, Marcelo Siqueira Valle
 
 

Nucleophilic Fluorination with KF Catalyzed by 18-Crown-6 and Bulky Diols: A Theoretical and Experimental Study

 

 

Journal of Organic Chemistry, 2020, 85, 23, 15457-15465

 

Samuel Luiz Silva, Marcelo Siqueira Valle and Josefredo Rodriguez Pliego Júnior

https://pubs.acs.org/doi/pdf/10.1021/acs.joc.0c02229

 

 

Micro-Solvation and Counter Ion Effects on Ionic Reactions: Activation of Potassium Fluoride with 18-crown-6 and tert-butanol in Aprotic Solvents

 

Journal of Molecular Liquids

 2020, 114211

 

Samuel Luiz Silva, Marcelo Siqueira Valle and Josefredo Rodriguez Pliego Júnior 

 

https://doi.org/10.1016/j.molliq.2020.114211

 

Nonlinear Optical Study in a Set of Dibenzylideneacetone Derivatives with Potential for Optical Frequency Conversion

 

 

Photonics

2020 , 7(1), 8

 

Francisco A. Santos, Luis MG Abegão, Ruben D. Fonseca, Aline M. Alcântara, Cleber R. Mendonça, Márcio ARC Alencar, Marcelo S. Valle, Kenji Kamada, Leonardo De Boni and José J. Rodrigues Jr.

 

https://doi.org/10.3390/photonics7010008
 

 

Synthesis and Characterization of 1,3,5-Triarylpyrazol-4-ols and 3,5-Diarylisoxazol-4 ols from Chalcones and Theoretical Studies of the Stability of Pyrazol-4-ol Toward Acid Dehydration

 

 

Journal of Molecular Structure

1204, 15,  2020, 12753615-127536

 

Edna Carolina, Virgínia Camila Rufino, Matheus Henrique Trindade Nogueira, Ana Carolina Carbonaro Souza, Josefredo Rodriguez, Pliego Júnior and Marcelo Siqueira Valle

 

https://doi.org/10.1016/j.molstruc.2019.127536

 

 
 
Second Harmonic Generation in Pyrazoline Derivatives of Dibenzylideneacetones and Chalcone: A Combined Experimentaland Theoretical Approach
 

 

Journal of Photochemistry and Photobiology A: Chemistry

Volume 388, 1 February 2020, 112147

 

Raiane Sodréde Araújo, Aline Moreirade Alcântara, Luis M. G. Abegão, Yago Pereirade Souza, Antônio Carlos Brandão Silva, Rogério Machado José, Joatan Rodrigues Jr, Josefredo Rodriguez Pliego Júnior, Francesco D'Errico, Marcelo Siqueira Valle and Márcio André Rodrigues Cavalcantide Alencar

 

https://doi.org/10.1016/j.jphotochem.2019.112147

 

 

Bromo-and Chloro-Derivatives of Dibenzylideneacetone: Experimental and Theoretical Study of the First Molecular Hyperpolarizability and Two-photon Absorption

Journal of Photochemistry and Photobiology A: Chemistry

Volume 369, 15 January 2019, Pages 70-7615 January 2019, Pages 70-76

 

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Francisco A. Santos, Luis M.G. Abegão, Ruben D. Fonseca, Aline M. Alcântara, Cleber R. Mendonça, Marcelo S. Valle,  M.A.R.C. Alencar, Kenji Kamada, Leonardo De Boni and J.J. Rodrigues Jr. 

 

https://doi.org/10.1016/j.jphotochem.2018.10.012

 

 

COtab: Expedient and Safe Setup for Pd-Catalyzed Carbonylation Chemistry

 

 

 

 
Organic Letters
 
2019, 21, 15, 5775-5778
 
 
Hugo P. Collin, Wallace J. Reis, Dennis U. Nielsen, Anders T. Lindhardt, Marcelo S. Valle, Rossimiriam P. Freitasand, Troels Skrydstrup
 

https://doi.org/10.1021/acs.orglett.9b01423

 

 

Mechanism of the Piperidine-Catalyzed Knoevenagel Condensation Reaction in Methanol: The Role of Iminium and Enolate Ions

 

 

J. Phys. Chem. B
 
2017, 121, 20, 5300-5307
 

Ellen V. Dalessandro, Hugo P. Collin, Luiz Gustavo L. Guimarães, Marcelo S. Valle and Josefredo R. Pliego Jr.

 

https://doi.org/10.1021/acs.jpcb.7b03191

 

 

             Mechanism and free energy profile of base-catalyzed Knoevenagel condensation reaction

 

 

RSC Advanced

 2016,6, 57803-57810

 

Ellen V. Dalessandro,  Hugo P. Collin,  Marcelo S. Valle and Josefredo R. Pliego, Jr.

 

https://doi.org/10.1039/C6RA10393F

 

 

Electron affinity and dipole moment of 1,2,4,5-tetraoxanes antimalarials and correlation with activity against Plasmodium falciparum

 

 

Medicinal Chemistry Research volume

23, pages5197-5203 (2014)

 

Mariane C. de Paula, Marcelo S. Valle and Josefredo R. Pliego Jr. 

 

https://doi.org/10.1007/s00044-014-1088-8

 

 

Frequency upconversion and two-photon absorption of salicylaldehyde azine 1

 

    

Optical Materials 

Volume 35, Issue 12, October 2013, Pages 2535-2539

 

Author links open overlay panel
A. B. Souza, M.A.R.C. Alencar, S.H. Cardoso, M. S. Valle, R. Diniz and J. M. Hickmann
 
 
https://doi.org/10.1016/j.optmat.2013.07.020
 
 

 

Synthesis and Antimalarial Activity of Dihydroperoxides and Tetraoxanes Conjugated with Bis(benzyl)acetone Derivatives

 

Chemical Biology & Drug Design

 volume 79, p. 790-797, 2012

 

Lucas Lopardi Franco, 
Mauro Vieira de Almeida, 
Luiz Francisco Rocha e Silva, 
Pedro Paulo Ribeiro Vieira,
 
Adrian Martin Pohlit and 
Marcelo Siqueira Valle
 
 
 
 
 

 

Rhodium-Catalyzed Intramolecular Formation of N-Sulfamoyl 2,3-Aziridino-γ-lactones and Their Use for the Enantiospecific Synthesis of α,β-Diamino Acid Derivatives

 

 

J. Org. Chem.
2012, 77, 13, 5592-5599
 
 

Marcelo Siqueira Valle, Mauricio Frota Saraiva, Pascal Retailleau, Mauro V. de Almeida and Robert H. Dodd

 

https://doi.org/10.1021/jo300468j

 

 

Enantiospecific Synthesis of a Protected Equivalent of APTO, the β‐Amino Acid Fragment of Microsclerodermins C and D, by Aziridino‐γ‐lactone Methodology

 

 

European Journal of Organic Chemistry

volume 2009, p. 673-686, 2009

 

Aurélie Tarrade-Matha, Marcelo Siqueira Valle, Pierre Tercinier, Philippe Dauban and Robert H. Dood.  

 

https://doi.org/10.1002/ejoc.200801000

 

 

Regioselective Electrophilic Substitution of 2,3-Aziridino-γ-lactones: Preliminary Studies Aimed at the Synthesis of α,α-Disubstituted α- or β-Amino Acids

 

 

Tetrahedron

Volume 64, Issue 2, 7 January 2008, Pages 419-432
 
 
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Marcelo Siqueira Valle, Aurélie Tarrade-Matha, Philippe Dauban and Robert H. Dodd
 
 
 
 
 

Synthesis and Biological Aspects of Mycolic Acids: An Important Target Against Mycobacterium tuberculosis

The Scientific World Journal

volume 8, p. 720-751, 2008

 

Marcus Vinícius Nora de Souza, Marcelle de Lima Ferreira, Alessandra Campbell Pinheiro, Maurício Frota Saraiva, Mauro Vieira de Almeida and Marcelo Siqueira Valle

 

https://doi.org/10.1100/tsw.2008.99
 
 
 
 

Synthesis of a Trihydroxylated Aminoazepane from D-Glucitol by an Intramolecular Aziridine Ring Opening

 

 

 Synlett (Stuttgart)

volume 18, p. 2874-2876, 2008

 

Marcelo Siqueira Valle and Raquel Marques Braga

 

DOI: 10.1055/s-0028-1083569 

 

 

Synthesis of Alexine-like Compounds from Chiral Five-membered Endocyclic Enecarbamates

 

Tetrahedron Letters 

Volume 49, Issue 12, 17 March 2008, Pages 1957-1960
 
Marcelo Siqueira Valle, Pascal Retailleau and Carlos Roque Duarte Correia
 
https://doi.org/10.1016/j.tetlet.2008.01.098
 

 

Synthesis of Furan Derivatives Condensed with Carbohydrates

 

Molecules

2001, 6(9), 728-735;

 

Mauro V. De Almeida, Mireille Le Hyaric, Leonardo J. A. Siqueira, Luciana D. Pinto, Marcelo S. Valle and Wendel A. Alves

 

https://doi.org/10.3390/60900728


Última atualização: 14/07/2023