主题词：Inorganic and Organometallic Chemistry; Analytical Chemistry and Chromatography; Synthesis and biological activity; Analytical Methods in Pharmaceuticals; Synthesis and Characterization of Heterocyclic Compounds; Analytical Chemistry and Sensors; Electrochemical Analysis and Applications; Metal complexes synthesis and properties; Electrochemical sensors and biosensors; Multicomponent Synthesis of Heterocycles; Analytical chemistry methods development; Computational Drug Discovery Methods; Water Quality Monitoring and Analysis; Conducting polymers and applications; Thermal and Kinetic Analysis; Adsorption and biosorption for pollutant removal; Antibiotics Pharmacokinetics and Efficacy; Essential Oils and Antimicrobial Activity; Phytochemicals and Antioxidant Activities; Catalytic Processes in Materials Science; Chemical Synthesis and Reactions; Free Radicals and Antioxidants; Extraction and Separation Processes; Synthesis and properties of polymers; Molecular Junctions and Nanostructures