[PDF] Top 20 J. Braz. Chem. Soc. vol.23 número12 pt a01v23n12
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J. Braz. Chem. Soc. vol.23 número12 pt a01v23n12
... Nos 23 anos de existência, o Journal of the Brazilian Chemical Society é a melhor prova de que se pode ter bons periódicos científicos brasileiros e de que a filosofia do livre acesso, hoje tão discutida em todo o ... See full document
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J. Braz. Chem. Soc. vol.21 número12
... In Vitro Evaluation of Triazenes: DNA Cleavage, Antibacterial Activity and Cytotoxicity against Acute Myeloid Leukemia Cells.. Vanessa O.[r] ... See full document
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J. Braz. Chem. Soc. vol.21 número12
... 11. For reviews see: Allemann, C.; Gordillo, R.; Clemente, F. R.; Cheong, P. H. -Y.; Houk, K. N.; Acc. Chem. Res. 2004, 37, 558; Hayashi, Y.; Tsuboi, W.; Ashimine, I.; Urushima, T.; Shoji, M.; Sakai, K.; Angew ... See full document
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J. Braz. Chem. Soc. vol.21 número12
... 25. Frisch, M. J.; Trucks, G. W.; Schlegel, H. B.; Gill, P. M. W.; Johnson, B. G.; Robb, M. A.; Cheeseman, J. R.; Keith, T. G.; Peterson, G. A.; Montgomery, J. A.; Raghavachari, K.; Al- Laham, M. ... See full document
4
J. Braz. Chem. Soc. vol.21 número12
... Temperature-programmed CVD (TPCVD), analyses by X-ray diffractometry (XRD), Mössbauer spectroscopy, energy dispersive X-ray spectroscopy (EDS), Raman spectroscopy, thermogravimetry (TG[r] ... See full document
14
J. Braz. Chem. Soc. vol.21 número12
... 65-67 The main contributions of OKE spectroscopy to solvation dynamics can be summarized as follows: ( i ) experimental determination of the solvent spectral density, the spectrum of[r] ... See full document
17
J. Braz. Chem. Soc. vol.21 número12
... All boldine derivatives except Bol 2 base have two pKa values near 5 and 9 (Table 2). However, we must mention that the methodology shows limitations at certain pH values, where the absorbances may overlap. Nevertheless, ... See full document
6
J. Braz. Chem. Soc. vol.21 número12
... calculated with the B3LYP/6-31G* DFT method. Because of this small energy difference, the β-epimer is expected to exist in appreciable amount in an equilibrium mixture with the more stable α-epimer. The main reason for ... See full document
18
J. Braz. Chem. Soc. vol.21 número12
... The aim of this work was to carry out an excretion study of clomiphene in human urine with the purpose to detect and to identify some of not previously reported metabolites after a [r] ... See full document
6
J. Braz. Chem. Soc. vol.21 número12
... 7. Hanemann T.; Compos. A: Appl. Sci. Manuf. 2006, 37, 735; Sim, L. C.; Ramanan, S. R.; Ismail, H.; Seetharamu, K. N.; Goh, J.; Thermochim. Acta 2005, 430, 155; Ji, Q. L.; Zhang, M. Q.; Rong, M. Z.; Wetzel, B.; ... See full document
8
J. Braz. Chem. Soc. vol.23 número5 pt a01v23n5
... A mega conferência de 1992, em seus 27 princípios, foi a que teve a influência mais duradoura, pois saiu do foco exclusivo do meio ambiente para questões envolvendo os seres humanos c[r] ... See full document
2
J. Braz. Chem. Soc. vol.21 número12
... To the best of our knowledge, there is no report on the use of ion-selective potentiometric sensor and/or voltammetric method for the determination of BTH. In this paper, a plastic membrane-selective electrode of the ... See full document
8
J. Braz. Chem. Soc. vol.21 número12
... the continuation of this work, several hybrid mesoporous MCM-41 materials containing different amino groups (such as 3-aminopropyl (AP-), (2-aminoethylamino) propyl (AAP-), [r] ... See full document
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J. Braz. Chem. Soc. vol.21 número12
... Simultaneous detection using photodiode array (PDA), evaporative light scattering detector (ELSD) and mass spectrometry (MS) indicated a practically identical response of all d[r] ... See full document
19
J. Braz. Chem. Soc. vol.21 número12
... A simple, sensitive and rapid solid-phase extraction method by using high performance liquid chromatography (SPE-HPLC) was developed for simultaneous determination of four coumarins, p[r] ... See full document
9
J. Braz. Chem. Soc. vol.21 número12
... The contents of residual carbon for the biodiesel samples digested were 0.358 ± 0.012% using the open system with conventional heating and 0.614 ± 0.023% using the microwave-assisted c[r] ... See full document
7
J. Braz. Chem. Soc. vol.21 número12
... The influence of three reaction factors (temperature, substrate molar ratio and enzyme concentration) on the synthesis of 4,6-dimethyl-3-cyano-2- pyridone was investigated us[r] ... See full document
9
J. Braz. Chem. Soc. vol.21 número12
... The comparative study of inhibition of paw oedema by the copper(II) complex and the parent drug (Fenoprofen calcium salt) shows that there was a signiicant increase in[r] ... See full document
11
J. Braz. Chem. Soc. vol.21 número12
... In this study, a polymer with characteristics analogous to those of humic acids isolated from soil surface cultivated using a no-tillage system for nine years, was obtained by means of[r] ... See full document
6
J. Braz. Chem. Soc. vol.21 número12
... A total of thirteen surface sediment samples (0-5 cm depth) were collected as follows: Mirim Lagoon (station Mir1) - two samples (MirV: close to the margin vegetation and MirNV: 4 m f[r] ... See full document
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