In this research, the possibility of using Ca(OH)2 in the form of commercial hydrated lime as a catalyst for the methanolysis of refined rapeseed oil was evaluated. Characterization of unused catalyst was performed by SEM-EDS, laser diffraction, XRF, BET, XRD and TG/DTG methods,...
Open access
Research Article10.9734/irjpac/2021/v22i1130442
Vigna subterranean L. thouars (Bambara nut) seeds were analyzed for their nutritive and anti – nutritive values. The result showed that Vigna subterranean L. thouars seeds have moisture content 7.54%, ash content 3.46%, crude fat content 4.79%, crude protein content 22.40%, crud...
Open access
Research Article10.9734/irjpac/2021/v22i1130443
This study investigated the electrochemical behavior of iohexol in its commercial formulation omnipaque on a boron-doped diamond electrode using cyclic voltammetry and chronoamperometry. The dependence of the anodic peak current density vs. iohexol concentration is linear and can...
Open access
Research Article10.9734/irjpac/2021/v22i1130444
João Rufino de Freitas Filho, Jucleiton José Rufino de Freitas, Juliano Carlo Rufino Freitas, Aldicéia Luiz de Moura, Mauricélia Maria de Sousa Mata, André Ricardo França da Silva, Maria Verônica de Sales Barbosa & Jaqueline Ferreira Ramos·International Research Journal of Pure and Applied Chemistry·2021
The present study aimed to synthesis and characterization of 3-aryl-5-hydroxyalkyl-1,2,4-oxadiazoles (5a-d, 6a-d, 7a/d, 8a-d and 9a-c). The 3-aryl-5-hydroxyalkyl-1,2,4-oxadiazoles were synthesized by treatment of arylamidoxime 1a-d with a-hydroxy esters for 4 hours without any so...
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Research Article10.9734/irjpac/2021/v22i1130446
Our work consisted of a theoretical study of the charge transfer of five Tetrathiafulvalene- Tetracyanoquinodimethane (TTF-TCNQ) complexes. Global reactivity and charge transfer descriptors were determined at theory level B3LYP/6-311G (d,p). These descriptors revealed that the Te...
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Research Article10.9734/irjpac/2021/v22i1030440
Aims: To investigate the effect of variation of metals (Cu vs Zn) and anions (nitrate vs sulfate) in heavy metal remediation by charcoal and coffee waste from contaminated water. Study Design: Aqueous solution of single and mixed nitrate and sulfate salts of copper and zinc were...
Open access
Research Article10.9734/irjpac/2021/v22i1030437
This work is a contribution to a better use of Grangea maderaspatana belonging to family Asteracea as a medicinal plant for its phytochemicals. Extracts of different parts of Grangea maderaspatana were thus screened for their phytochemicals, including phenolics, tannins and flav...
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Research Article10.9734/irjpac/2021/v22i1030439
Water eutrophication is a global environmental problem. In Côte d'Ivoire, no data is available to predict this phenomenon in rivers. The purpose of this study is to evaluate the impact of agricultural activities on the eutrophication phenomenon of the N'zi River in Côte d'Ivoire....
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Research Article10.9734/irjpac/2021/v22i1030436
A spectrophotometric method has been developed for analysis of Sulfamethoxazole (SMX) in pure and dosage forms. The method is based on the reaction of the SMX with 9-chloroacridine (9-CA) reagent in organic and acidic medium, to produce a yellow product having maximum absorption...
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Research Article10.9734/irjpac/2021/v22i1030434
A dependable, sensitive, basic and cheap spectrofluorimetric approach has been created for test of sulfur-containing drug; ixabepilone in bulk powder, vials and human plasma. The approach depends on the quenching effect of ixabepilone on the fluorescence intensity of acetoxymercu...
Open access
Research Article10.9734/irjpac/2021/v22i930433