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Browsing by Author Abraham, RJ
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Showing results 1 to 20 of 24
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Issue Date
Title
Author(s)
Advisor
Type
2008
The role of stereoelectronic interactions in the conformational isomerism of some phosphorus-containing model compounds
Freitas, MP
;
Rittner, R
;
Tormena, CF
;
Abraham, RJ
-
Artigo de periódico
2002
Substituent effects on H-1 and C-13 NMR chemical shifts in alpha-monosubstituted ethyl acetates: principal component analysis and H-1 chemical shift calculations
Tasic, L
;
Abraham, RJ
;
Rittner, R
-
Artigo de periódico
2005
Conformational. properties of trans-2-halo-acetoxycyclohexanes: H-1 NMR, solvation and theoretical investigation
Freitas, MP
;
Tormena, CF
;
Rittner, R
;
Abraham, RJ
-
Artigo de periódico
1996
Conformational analysis .27. NMR, solvation and theoretical investigation of conformational isomerism in fluoro- and 1,1-difluoro-acetone
Abraham, RJ
;
Jones, AD
;
Warne, MA
;
Rittner, R
;
Tormena, CF
-
Artigo de periódico
2005
Conformational analysis and stereoelectronic effects in trans-1,2-dihalocyclohexanes: H-1 NMR and theoretical investigation
Freitas, MP
;
Rittner, R
;
Tormena, CF
;
Abraham, RJ
-
Artigo de periódico
2001
Conformational analysis of 2-bromocyclohexanone. A combined NMR, IR, solvation and theoretical approach
Freitas, MP
;
Rittner, R
;
Tormena, CF
;
Abraham, RJ
-
Artigo de periódico
2002
Conformational analysis in N-methylfluoroamides. A theoretical, NMR and IR investigation
Tormena, CF
;
Amadeu, NS
;
Ritter, R
;
Abraham, RJ
-
Artigo de periódico
2012
1H NMR Spectra. Part 28: Proton chemical shifts and couplings in three-membered rings. A ring current model for cyclopropane and a novel dihedral angle dependence for 3JHH couplings involving the epoxy proton
Abraham, RJ
;
Leonard, P
;
Tormena, CF
-
Artigo de periódico
2002
An NMR, IR and theoretical investigation of the methyl effect on conformational isomerism in 3-fluoro-3-methyl-2-butanone and 1-fluoro-3,3-dimethyl-2-butanone
Tormena, CF
;
Rittner, R
;
Abraham, RJ
-
Artigo de periódico
2003
Conformational analysis of trans-2-halocyclohexanols and their methyl ethers: a H-1 NMR, theoretical and solvation approach
Freitas, MP
;
Tormena, CF
;
Rittner, R
;
Abraham, RJ
-
Artigo de periódico
2000
Conformational analysis. Part 33. An NMR, solvation and theoretical investigation of conformational isomerism in N,N-dimethylfluoroacetamide and N,N-dimethyl-alpha-fluoropropionamide
Tormena, CF
;
Rittner, R
;
Abraham, RJ
;
Basso, EA
;
Pontes, RM
-
Artigo de periódico
2001
Conformational analysis. Part 35. NMR, solvation and theoretical investigation of rotational isomerism in methyl fluoroacetate and methyl difluoroacetate
Abraham, RJ
;
Tormena, CF
;
Rittner, R
-
Artigo de periódico
1999
Conformational analysis, Part 32. NMR, solvation and theoretical investigation of conformational isomerism in 3-fluorobutan-2-one and 3,3-difluorobutan-2-one
Abraham, RJ
;
Tormena, CF
;
Rittner, R
-
Artigo de periódico
2004
Conformational analysis of fluoroacetoxime and of its O-methyl ether by H-1, C-13 and N-15 NMR and theoretical calculations
Tormena, CF
;
Rittner, R
;
Abraham, RJ
;
Basso, EA
;
Fiorin, BC
-
Artigo de periódico
2004
Conformational behaviour of methyl 2-fluoroesters through theoretical calculations, NMR and IR spectroscopy
Tormena, CF
;
Freitas, MP
;
Rittner, R
;
Abraham, RJ
-
Artigo de periódico
2013
Studies on the s-cis-trans isomerism for some furan derivatives through IR and NMR spectroscopies and theoretical calculations
Rittner, R
;
Ducati, LC
;
Tormena, CF
;
Cormanich, RA
;
Fiorin, BC
;
Braga, CB
;
Abraham, RJ
-
Artigo de periódico
2006
H-1 chemical shifts in NMR. Part 24 - proton chemical shifts in some gem-difunctional compounds: 3-endo- and 3-exo-substituted norbornanones
Gauze, GF
;
Basso, EA
;
Campos, MG
;
Rittner, R
;
Abraham, RJ
-
Artigo de periódico
2011
A H-1 NMR and theoretical investigation of the conformations of some monosubstituted cyclobutanes
Abraham, RJ
;
Leonard, P
;
Tormena, CF
-
Artigo de periódico
2002
A H-1 NMR and molecular modelling investigation of diastereotopic methylene hydrogen atoms
Tormena, CF
;
Freitas, MP
;
Rittner, R
;
Abraham, RJ
-
Artigo de periódico
2009
Theoretical and Experimental Investigation on the Rotational Isomerism in alpha-Fluoroacetophenones
Fiorin, BC
;
Basso, EA
;
Tormena, CF
;
Rittner, R
;
Abraham, RJ
-
Artigo de periódico