Roberto Rittner - Dissemin

Papers authored by Roberto Rittner

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2004 P. R. Olivato, A. K. C. A. Reis, A. Rodrigues, J. Zukerman Schpector, C. F. Tormena, R. Rittner

, M. Dal Colle

Stereochemical and electronic interaction studies of some meta- and para-substituted α-methylsulfinyl-α-diethoxyphosphorylacetophenones

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Paulo R. Olivato, A. Rodrigues, R. Rittner

Keto–enol tautomerism of some ortho-substituted α-methylthio-α-diethoxyphosphorylacetophenones

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L. Tasic, R. Rittner

Principal component analysis in studies of substituent-induced carbon-13 chemical shifts of halogenated aliphatic compounds

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Cláudio F. Tormena, Matheus P. Freitas, Roberto Rittner

, Raymond J. Abraham

Theoretical and Infrared Investigation of the Conformations of 1,3-Dihaloacetones

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Maurício Ribeiro Marques, Maria Anita Mendes, Cláudio Francisco Tormena, Bibiana M. Souza, Susan P. Ribeiro, Roberto Rittner

, Mario S. Palma

Structure Determination of an Organometallic 1-(Diazenylaryl)ethanol: A Novel Toxin Subclass from the Web of the SpiderNephila clavipes

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Paulo R. Olivato, Adriana K. C. A. Reis, R. Ruiz Filho, Julio Zukerman-Schpector, Roberto Rittner

, Maurizio Dal Colle

Spectroscopic and theoretical studies of some p-substituted α-ethylsulfonylacetophenones

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Ernani A. Basso, Barbara C. Fiorin, Cláudio F. Tormena, Roberto Rittner

Conformational behaviour in S- methyl halothioacetates through NMR, FT-IR, and theoretical calculations

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P. R. Olivato, A. K. C. A. Reis, J. Zukerman-Schpector, R. Rittner

, M. Dal Colle

Conformational and electronic interaction studies of some p-substituted α-bromo-α-ethylsulfonylacetophenones

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2003 Cláudio F. Tormena, Roberto Rittner

, Raymond J. Abraham, Ernani A. Basso, Barbara C. Fiorin

Conformational analysis of fluoroacetoxime and of itsO-methyl ether by1H,13C and15N NMR and theoretical calculations

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J. Suwinski, W. Szczepankiewicz, E. A. Basso, Basso Ea, C. F. Tormena, M. P. Freitas, R. Rittner

Multinuclear magnetic resonance and theoretical calculations in the study of structure and tautomerism of some 2-amino-N '-(aryl)-benzamidines

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Ivânia T. A. Schuquel, Rogério Custodio, Paulo R. Oliveira, Roberto Rittner

Theoretical investigation of the conformational behaviour of 3-monosubstituted 2-methylpropenes

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Douglas S. Ribeiro, Roberto Rittner

The conformational energies of 2-methyl- and 4-methyl-1,3-dithiane. The breakdown of 1,3-syn diaxial repulsion hypothesis

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Douglas S. Ribeiro, Roberto Rittner

The Role of Hyperconjugation in the Conformational Analysis of Methylcyclohexane and Methylheterocyclohexanes

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M. P. Freitas, C. F. Tormena, R. Rittner

, R. J. Abraham

The utility of infrared spectroscopy for quantitative conformational analysis at a single temperature

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M. P. Freitas, C. F. Tormena, R. Rittner

Infrared spectroscopy and theoretical calculations as tools for the conformational analysis of 2-methoxycyclohexanone

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Matheus P. Freitas, Cl�udio F. Tormena, Jana�na C. Garcia, Roberto Rittner

, Raymond J. Abraham, Ernani A. Basso, Francisco P. Santos, Jaime C. Cedran

NMR, solvation and theoretical investigations of conformational isomerism in 2-X-cyclohexanones (X=NMe2, OMe, SMe and SeMe)

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P. R. Olivato, M. L. T. Hui, A. Rodrigues, R. Ruiz Filho, R. Rittner

, J. Zukerman Schpector, G. Distefano, M. Dal Colle

Conformational and electronic interaction studies of some para-substituted S-phenyl α-ethylsulfonylthioacetates

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2002 M. P. Freitas, C. F. Tormena, C. Luı́zar, M. M. C. Ferreira, R. Rittner

Substituent interactions in trans-2-substituted methoxycyclohexanes: An explanation to the conformational behaviour in a chemometric and theoretical view

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L. Tasic, R. Rittner

Principal component analysis of carbon-13 substituent-induced chemical shifts of some unsaturated compounds

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M. P. Freitas, C. F. Tormena, P. R. Oliveira, R. Rittner

Halogenated six-membered rings: A theoretical approach for substituent effects in conformational analysis

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Papers authored by Roberto Rittner