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Dean of Science Faculty at Department of Chemistry
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Demonstrated the variation in plant properties and essential oil composition of sweet fennel fruits during different maturity stages, providing insights for optimizing harvesting times for specific oil profiles.
Isolated and identified chemical constituents from *Origanum majorana* and investigated their antiproliferative and antioxidant activities, highlighting the potential of this plant as a source of bioactive compounds.
Studied the antioxidant potential of flavones isolated from the water-soluble fraction of *Allium vineale*, contributing to the understanding of the health benefits of this plant.
Investigated the antioxidant, electrochemical, thermal, antimicrobial, and alkane oxidation properties of tridentate Schiff base ligands and their metal complexes, expanding the knowledge of their potential applications.
Examined the environmental variation on aroma components of pulegone/piperitone-rich spearmint (*Mentha spicata* L.), providing insights into the factors influencing the quality of spearmint oil.
Developed and validated a comprehensive LC-MS/MS method for the quantitative investigation of 37 fingerprint phytochemicals in *Achillea* species, enabling detailed examination of *A. coarctata* and *A. monocephala*.
Isolated secondary metabolites from *Rheum ribes* L. and synthesized new semi-synthetic anthraquinones, contributing to the discovery of novel bioactive compounds.
Identified and evaluated the antiproliferative activity of pentadeca-(8E, 13Z) dien-11-yn-2-one and (E)-1,8-pentadecadiene from *Echinacea pallida* (Nutt.) Nutt. roots, highlighting their potential as anticancer agents.
İbrahim Demirtaş is a distinguished researcher specializing in phytochemistry, essential oils, and the biological activities of natural products, with a significant impact on food chemistry and medicinal plant research. His work focuses on the isolation, identification, and bioactivity evaluation of plant-derived compounds, contributing to drug discovery and understanding of antioxidant and antimicrobial properties.
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