Khémesse Kital, Moussa Mbaye, Adama Dione, Latyr Dione, Diéry Diouf, Diéne D. Thiaré, Lamine Cisse, Abdourahmane Khonté, Mame D. Gaye-Seye, Atanasse Coly, François Delattre & Alphonse Tine·Chemical Science International Journal·2021
The aim of this work is to develop a new method for the analysis of agmatine from UV-Visible absorption spectra. The optimization of the analytical parameters shows that the stoichiometry of the orthophthalaldehyde-agmatine complex is 1:1, the optimal pH is equal to 11 and the st...
Open access
Research Article10.9734/CSJI/2021/v30i930251
Abdourahmane Khonté, Khémesse Kital, Jean Pierre Bakhoum, Latyr Dione, Oladele Oyelakin, Diène Diégane Thiaré, Lamine Cisse, Atanasse Coly, François Delattre & Alphonse Tine·Chemical Science International Journal·2026
A micelle-enhanced spectrofluorimetric method was developed and validated for the determination of serotonin (5-hydroxytryptamine, 5-HT) in aqueous solutions and human urine. Fluorescence responses of 5-HT were evaluated in various surfactant systems, with Brij 700 and sodium dod...
Open access
Research Article10.9734/CSJI/2026/v35i21022
Diégane Sarr, Diène Diégane Thiaré, Pape Abdoulaye Diaw, Khémesse Kital, Adama Saba, Cheikh Sall, Atanasse Coly, François Delattre & Alphonse Tine·Asian Journal of Chemical Sciences·2022
In order to predict the fate of fluometuron in the aquatic environment and to assess the risk that it may pose, we studied its photolysis reaction in aqueous media. This reaction was monitored by UV absorption and fluorescence spectroscopy. UV irradiation source consisting of a 2...
Open access
Research Article10.9734/ajocs/2022/v12i3223