[PDF] Top 20 J. Braz. Chem. Soc. vol.16 número3A
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J. Braz. Chem. Soc. vol.16 número3A
... As Sociedades Químicas do México e do Brasil, não têm sido exceção, e têm organizado, com o decorrer dos anos, reuniões científicas e de educação em Química, e têm publicado edições pert[r] ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... 28. St-Amant, A.; Salahub, D.R.; Chem. Phys. Lett. 1990, 169, 387; Salahub D.R.; Castro, M.E.; Proynov, E.I.; Relativistic and Electron Correlation Effects in Molecules and Solids, Vol. 318, of NATO ASI ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... The electrocatalytic properties of the films assembled from both isomers were investigated on a comparative basis, in order to evaluate the supramolecular conformational effects on the o[r] ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... Medidas viscosimetricas de PAE, poli(adipato de etileno), em benzeno, cloroformio e acetona a 30 °C foram utilizadas para determinar experimentalmente os parâmetros binários de interação de Flory (F i,j ), para ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... Additionally, these compounds were assayed on the tripomastigote forms of Trypanosoma cruzi showing moderate trypanocidal activity.. Keywords: Almeidea rubra , Rutaceae, alkaloids, try[r] ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... to be at the root for (T/S)CB versus SCC conformational preference, and subsequent diequatorial or diaxial disposition for the C(1) atom/8E-oxycarbonyl moiety. As an input structure for DFT B3LYP/6-31g(d) modeling, the ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... 2. Wei, P.; Atwood, D.A.; Inorg. Chem. 1998, 37, 4934; Tshuva, E.Y.; Versano, M.; Goldberg, I.; Kol, M.; Weitman, H.; Goldschmidt, Z.; Inorg. Chem. Comm. 1999, 2, 371; Li, Y.; Liu, Y.; Bu, W.; Guo, ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... 15. Kahn, S. D.; Hehre, W. J.; J. Am. Chem. Soc. 1987, 109, 663. 16. Frisch, M. J.; Trucks, G. W.; Schlegel, H. B.; Gill, P. M. W.; Johnson, B. G.; Robb, M. A.; Cheeseman, ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... 5. Groweiss, A.; Shmueli, U.; Kashman, Y.; Tetrahedron Lett. 1980, 21, 3629; Okuda, R.; Sheuer, P. J.; Experientia 1985, 41, 1355; Kashman, Y.; Groweiss, A.; Lidor, R.; Blasberger, D.; Carmely, S.; Tetrahedron ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... 9. Schwartz, P. J.; Priori, S. G.; Spazzolini, C.; Moss, A. J.; Vincent, G. M.; Napolitano, C.; Denjoy, I.; Guicheney, P.; Breithardt, G.; Keating, M. T.; Towbin, J. A.; Beggs, A. H.; Brink, P.; ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... The results proved that the energy needed to electrochemically reduce the studied hydroxyquinones, in terms of reduction peak potential, is related both to the formation and stability of[r] ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... that Braz-Filho and coworkers isolated one isomer, and that the minor signals in their NMR spectra correspond to the unnatural isomer, and that the NMR in acidic CDCl 3 shows the other isomer being formed in small ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... Powder X-ray diffraction (XRD) patterns were obtained with a Philips X´Pert instrument using Cu KD radiation (45kV, 40mA), Nitrogen adsorption/desorption isotherms were plotted at -196 °C on a Micromeritics ASAP 2020 ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... followed by multiplicity (s, singlet; d, doublet; dd, double dublet; ddd, double double dublet; t, triplet; q, quartet; m, multiplet) and coupling constant J reported in Hertz (Hz). High resolution mass spectra ... See full document
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J. Braz. Chem. Soc. vol.16 número3A en a01v16n3a
... The Chemical Societies of different countries have displayed efforts toward this direction, binding the professionals in research, education, technological development and industry.. The[r] ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... Concluding, phosphate sulfide receptors bound to different solid supports were synthesized and their properties as sensing phases and chelating resins towards Cu (II) and Pb (II) metal i[r] ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... Y.; Baba, Y.; Yoshikawa, N.; Iwata, C.; Tanaka, T.; Ibuka, T.; Chem. Commun. 1998, 1911; Knölker, H. J.; Chem. Soc. Rev. 1999, 28, 151; Frank-Neuman, M.; Olson, P. J.; Synlett 1991, ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... The utilization of differential pulse voltammetric techniques as Adsorptive Cathodic Stripping Voltammetry (ACSV) for the analysis of natural waters allows the determination of the conce[r] ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... Figure 3 shows the AFM images of the electrode surface after: a) 0 (bare HOPG surface) and b) 30 potential scan cycles (PSC) by using DS1 and the [Cr(C 2 O 4 ) 3 ] 3– anion.. Figure 2..[r] ... See full document
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J. Braz. Chem. Soc. vol.16 número3A
... Resonance Raman spectra ( O 0 = 632.8 nm) of PANI-DBSA/ EPDM blend (20/80% m/m) prepared in CHCl 3 of two different regions: (a) collected in a more homogeneous region and (b) col- lect[r] ... See full document
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