[PDF] Top 20 Synthesis, characterization and thermal studies on solid 3-methoxybenzoate of some bivalent transition metal ions
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Synthesis, characterization and thermal studies on solid 3-methoxybenzoate of some bivalent transition metal ions
... curves of the compounds are shown in ...consecutive and/or overlapping steps with partial losses which are characteristic for each ...Based on the information of infrared spectra and ... See full document
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Synthesis, characterization and thermal behaviour of solid-state compounds of benzoates with some bivalent transition metal ions
... for bivalent Mn, Fe, Co, Ni, Cu and Zn and Bz is benzoate, have been ...thermogravimetry and differential thermal analysis (TG-DTA), differential scanning calorimetry (DSC), infrared ... See full document
5
Synthesis, characterization and thermal behaviour of solid-state compounds of 4-methoxybenzoate with lanthanum (III) and trivalent lighter lanthanides
... curves of the com- pounds are shown in Figs 3, ...dehydration and crys- talline transition or exothermic peaks attributed to oxidation of the organic ...oxidation of the organic ... See full document
10
Thermal behaviour of succinic acid, sodium succinate and its compounds with some bivalent transitions metal ions in dynamic N 2 and CO 2 atmospheres
... Preparation and investigation on the thermal behaviour and thermal decomposition of several metal-ion succinates have been ...the thermal decomposition of ... See full document
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Synthesis, characterization and thermal behaviour of solid 2-methoxycinnamylidenepyruvate of some bivalent metal ions in CO2 and N2 atmospheres
... precipitation of the metal ions. To avoid oxidation of Mn(II) and Fe(II), all their solutions as well as the water employed for washing their precipitates were purged with nitrogen ... See full document
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Synthesis, characterization and thermal studies on solid state 3-methoxybenzoate of lighter trivalent lanthanides
... The solid state compounds were prepared by adding slowly, under continuous stirring, the solution of the ligand to the respective metal chloride or nitrate solutions, until total precipitation ... See full document
5
Synthesis, characterization and thermal studies of solid state 4-methylbenzylidenepyruvate of some trivalent metal ions
... flask and diluted in order to obtain ...solutions of indium and aluminium nitrate were obtained by direct weighing of the respective salts and dissolution in distilled ...pH of ... See full document
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Microwave synthesis, spectral, thermal, and antimicrobial activities of some transition metal complexes involving 5-bromosalicylaldehyde moiety
... complexes of Co(II), Ni(II) and Cu(II) derived from 5-bromosalicylidene-3,4- dimethylaniline (BSMA) and 5-bromosalicylidene-3,4-dichloroaniline (BSCA) have been synthesized by conventional as well as ... See full document
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Synthesis, characterization and thermal behaviour on solid pyruvates of some bivalent metal ions
... Investigations on pyruvic acid (HPy), as well as compounds derivatives of HPy, have been carried out in biological science ...works on salts of pyruvic acid (H 3 C- CO-COOH) have been ... See full document
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Synthesis, characterization and thermal behaviour of solid-state compounds of 2-methoxybenzoate with some bivalent transition metal ions
... decomposition of nickel benzoate and of the nickel salt of ciclohexane carboxylic acid [8]; the thermal and spectral behaviour on solid compounds of ... See full document
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Synthesis, characterization and thermal behaviour on solid pyruvates of light trivalent lanthanides
... investigations on pyruvic acid (HPy), as well as compounds derivatives of HPy, have been carried out in biological science ...works on salts of pyru- vic acid (H 3 C-CO-COOH) have been ... See full document
6
Improving Aspergillus niger Tannase Yield by N
... yield of Aspergillus niger through N + ion beam implantation in submerged ...energy and dose of N + ion beam implantation were ...conditions of 10 keV and 30-40 (×2.6×10 13 ) ... See full document
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J. Braz. Chem. Soc. vol.26 número2
... dimension of the electrophoretic process was performed ...acid, and ammonium persulfate. A piece of filter paper was placed over the polyacrylamide gel next to the strip, over which 10 µL of ... See full document
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Synthesis and characterization of foam glass from solid waste
... O crescimento populacional aliado ao consumo elevado tem aumentado consideravelmente a geração de resí- duos sólidos. Diversos são os impactos negativos gerados pela destinação incorreta desses rejeitos. Logo, a ... See full document
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J. Braz. Chem. Soc. vol.13 número5
... determination of metals in highly saline matrices by atomic spectrometry is difficult because the aspiration of solutions with high salt concentrations into the plasma or flame can cause problems such as ... See full document
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Universidade de São Paulo, Escola Politécnica, Departamento de Engenharia Metalúrgica e de Materiais, 05508-010, São Paulo, SP, Brazil
... study of the addition of barium carbonate (BaCO 3 ) and reduction of silicon oxide (SiO 2 ) in the composition of the proppant was conducted in order to increase the acid ... See full document
11
Synthesis, characterization and thermal behavior of rare earth amidosulfonates.
... A estequiometria foi proposta levando-se em consideração que todos os compostos formaram como intermediário estável a espécie Ln 2 (SO 4 ) 3 . Os teores de água foram considerados a partir das perdas de massa ... See full document
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Comparison of the dehydration kinetics of solid state compounds of 2-methoxybenzylidenepyruvate with some divalent metal ions
... acid and phenyl-substituted compounds ...different metal ions starting from these syntheses, since this ligand forms complexes ...The thermal behavior of these compounds has been ... See full document
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J. Braz. Chem. Soc. vol.28 número7
... the solid phase was separated from the reaction medium by centrifugation, repeatedly washed with hexane, filtered under reduced pressure, and dried in a laboratory oven for 12 h, for further ... See full document
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J. Braz. Chem. Soc. vol.18 número1
... earth metal, with a bright silver ...signs of oxidation after a few weeks. Natural samarium is a mixture of several isotopes, three of which are unstable due to short ...half-lives. ... See full document
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