[PDF] Top 20 J. Braz. Chem. Soc. vol.20 número5 en v20n5a01
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J. Braz. Chem. Soc. vol.20 número5 en v20n5a01
... innovation as the pillars that sustain a developed and sovereign nation. In central countries, technological innovation is the result of a combination of factors having as their base a solid educational system at all ... See full document
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J. Braz. Chem. Soc. vol.20 número5
... Bueno, M. A.; Silva, L. R. S. P.; Corrêa, A. G.; J. Braz. Chem. Soc. 2008, 19, 1264; da Silva, A. R.; da Silva, A. M.; Ferreira, A. B. B.; Bernardes, B. de O.; da Costa, R. L.; J. ... See full document
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J. Braz. Chem. Soc. vol.20 número5
... of 20 g of the foodstuff was finely crushed and a solution containing a known amount of Zineb was added and mechanically shaken with 100 mL of ACN acetonitrile, ACN, for 1 ... See full document
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J. Braz. Chem. Soc. vol.20 número5
... employed are boronic acids and boronate esters, but these compounds have some drawbacks; among them, we can mention the low stability, very high price of some reagents and high sensitivity to air and moisture. To solve ... See full document
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J. Braz. Chem. Soc. vol.20 número5
... Alguns novos derivados de pirazol-5-carbonitrila 8,9 e pirazol-5-carboxamida 13 foram sintetizados pela reação de cicloadição de nitriliminas 3,4 a α-cianocinamonitrilas 5a-f e α-cianocinamamida 12a,b, respectivamente. ... See full document
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J. Braz. Chem. Soc. vol.20 número5
... In fact, the canonical correlation analysis (Table 2) between populations and climactic factors revealed that α-pinene (1), (Z)-β-ocimene (5), (E)-β-ocimene (6), bicyclogermacrene (20), humulene epoxide II (28), ... See full document
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J. Braz. Chem. Soc. vol.20 número5
... The different niobium oxides were tested as catalysts for the transesteriication of soybean oil and the main results are summarized Table 6. The results show that all solids are active for the methanolysis reaction (see ... See full document
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J. Braz. Chem. Soc. vol.20 número5
... Overall, despite the change in the catalytic efficiency due to GAPDH loosing its activity this is not accounted for when the inhibitory constant is to be determined via isotherm[r] ... See full document
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J. Braz. Chem. Soc. vol.20 número5
... in MeCN-water binary mixtures, the pK a values of five TCs (tetracycline, oxytetracycline, chlortetracycline, doxycycline and metacycline) in water and MeCN-water binary mixtures have been determined by means of ... See full document
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J. Braz. Chem. Soc. vol.20 número10
... Tyr 20, it may be concluded that a change in the structure of calyx (Trp 19 environment) may affect the adjacent residue (Tyr 20) and move it into a less hydrophobic environment (Figure ... See full document
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J. Braz. Chem. Soc. vol.20 número10
... This work describes a photo-reactor to perform in line degradation of organic compounds by photo-Fenton reaction using Sequential Injection Analysis (SIA) system. A copper phthalocyanine- 3,4′,4″,4″′-tetrasulfonic acid ... See full document
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J. Braz. Chem. Soc. vol.20 número9
... If this indicator were to be adopted and carefully evaluated for the graduate programs in chemistry, in addition to the present evaluations of master’s and doctorate degrees aw[r] ... See full document
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J. Braz. Chem. Soc. vol.20 número10
... their written informed consent prior to anticipating in the study at Ramadan Specialized Hospital (Tanta City, Egypt). They were caffeine and alcohol free and avoided all medication for at least 24 h before and during ... See full document
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J. Braz. Chem. Soc. vol.20 número10
... 174 Results for biodiesel from different fat sources agreed with those obtained by the procedures recommended by the European norms EN14108 and EN14109 based on sample dilution[r] ... See full document
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J. Braz. Chem. Soc. vol.20 número7 en a01v20n7
... You are the future of the chemical sciences in your country and will be part of the increasingly important global network of chemists that will use our science to address prob[r] ... See full document
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J. Braz. Chem. Soc. vol.20 número10
... last 20 years has doubled, but the number of retractions has increased 20 times, possibly due to improved detection systems, especially for plagiarism, such as “Déjà vu”, 5 and ... See full document
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J. Braz. Chem. Soc. vol.20 número10
... últimos 20 anos, dobrou, enquanto o número de retratações aumentou 20 vezes, possivelmente como consequência do aparecimento de melhores sistemas de detecção, especialmente de plágio como o Déjà vu, 5 e ... See full document
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J. Braz. Chem. Soc. vol.21 número5 en a01v21n5
... (ca. 20 years after their discovery/invention) and consequently can be produced, distributed and sold by any lab or pharmaceutical company, either public or private, provided that they follow the regulations ... See full document
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J. Braz. Chem. Soc. vol.19 número5 en a01v19n5
... The curricula of the post-graduate programs should include two courses related to the formation of teachers, which would be offered during two semesters; the advisors should encourag[r] ... See full document
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J. Braz. Chem. Soc. vol.20 número2 en a01v20n2
... As an Editor, Maria has had decisive participation in a large number of events during JBCS maturing phase: in the preparation and implementation of the on-line manuscript s[r] ... See full document
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