Conformational and stereoelectronic investigation in 1,2-difluoropropane: The gauche effect

M. Bitencourt, M. P. Freitas, R. Rittner

J. Mol. Struct., 2007, 840, 133-136.

Electronic Interactions and Their Influence on the Conformational Stability of trans-2-Halocyclopentanol

C. F. Tormena, F. P. dos Santos, A. C. Neto, R. Rittner, F. Yoshinaga, J. C. T. Temistocles

Journal of Physical Chemistry A, 2007, 111, 295-298.

Investigation of the stereoelectronic properties in 1,2-difluorocyclopropane and 1,2-difluorocyclohexane: Evaluation of the gauche effect

M. P. Freitas, R. Rittner

J. Mol. Struct.: THEOCHEM, 2007, 807, 159-162.

Structural determination of Zn and Cd DTPA complexes: MS, infrared, ¹³C NMR and theoretical investigation

V. L. Silva, R. Carvalho, M. P. Freitas, C. F. Tormena, W. C. Melo

Spectrochimica Acta Part A, 2007, 68, 1197-1200.

Complete assignment of ¹H and ¹³C NMR spectra of some α-arylthio and α-arylsulfonyl substituted N-methoxy-N-methyl propionamides

N. L. C. Domingues, M. G. Mondino, A. K. C. A. Reis, R. Rittner, F. S. Lima, P. R. Olivato

Magn. Reson. Chem., 2007, 45, 87-89.

Conformational preferences of 2-methoxy, 2-methylthio, and 2-methylselenocyclohexyl-N,N-dimethylcarbamate: A theoretical and experimental investigation

J. C. Cedran, F. P. Santos, E. A. Basso, C. F. Tormena

Journal of Physical Chemistry A, 2007, 111, 11701-11705.

Is there a general rule for the gauche effect in the conformational isomerism of 1,2-disubstituted ethanes?

M. P. Freitas, R. Rittner

J. Phys. Chem. A, 2007, 111, 7233-7236.

Experimental and theoretical investigation of NMR ²J_HH coupling constant on six-membered ring systems containing oxygen or sulfur atoms

C. F. Tormena, J. D. Vilcachagua, V. Karcher, R. Rittner, R. H. Contreras

Magnetic Resonance in Chemistry, 2007, 45, 590-594.

Experimental and DFT studies on the transmission mechanisms of analogous NMR J_CH and J_CC couplings in 1-X- and 1-X-3-methylbicyclo[1.1.1]-pentanes

R. H. Contreras, A. L. Esteban, E. Díez, I. J. Lochert, E. W. Della, C. F. Tormena

Magnetic Resonance in Chemistry, 2007, 45, 572-577.

Spectrometric and theoretical investigation of the structures of Cu and Pb/DTPA complexes

V. L. Silva, R. Carvalho, M. P. Freitas, C. F. Tormena, W. C. Melo

Structural Chemistry, 2007, 18, 605-609.

Lone-pair orientation effect of an alfa-oxygen atom on ¹J_CC NMR spin-spin coupling constant in ortho-substituted phenols. Experimental and DFT study

O. E. Taurian, R. H. Contreras, D. G. Kowalewski, J. E. Pérez, C. F. Tormena

Journal of Chemical Theory and Computation, 2007, 3, 1284-1294.

Spectroscopic and theoretical studies of some N,N-diethyl-2-[(4-substituted)phenylsulfinyl] acetamides

P. R. Olivato, E. Vinhato, A. Rodrigues, J. Zukerman-Schpector, R. Rittner, M. Dal Colle

J. Mol. Struct., 2007, 827, 25-34.

Substituent effects in the ¹³C NMR chemical shifts of α-mono-substituted acetonitriles

A. K. C. A. Reis, R. Rittner

Spectrochim. Acta Part A, 2007, 66, 681-685.

Efeito das interações hiperconjugativas na constante de acoplamento ¹J_CH da hexametilenotetramina e do adamantano: Estudo teórico e experimental

F. P. dos Santos, L. C. Ducati, C. F. Tormena, R. Rittner

Química Nova, 2007, 30, 1681-1685.

NMR and theoretical investigation of the keto-enol tautomerism in cyclohexane-1,3-diones

V. Lacerda, M. G. Constantino, G. V. J. Silva, A. C. Neto, C. F. Tormena

Journal of Molecular Structure , 2007 , 828 , 54-58.

Long-range J_CH heteronuclear coupling constants in cyclopentane derivatives. Part II. 

V. Lacerda, G. V. J. Silva, C. F. Tormena, R. T. Williamson, B. L. Marquez

Magnetic Resonance in Chemistry, 2007, 45, 82-86.