Keywords

Tuberculosis, Antibiotics, Organic Chemistry, Synthesis, Computational Evaluation, Biological Testing, Structure Activity Relationship, Diphenyl Urea, Drug Resistance, Fluorine, Variable Chain Length, Fischer Esterification, Hydrogenation, Urea Coupling, Amine Substitution

Disciplines

Chemistry | Medicine and Health Sciences

Mentor

Matthew Hart

Abstract

Tuberculosis (TB) is the second leading cause of death from infectious diseases worldwide. The World Health Organization estimates that 10.6 million people fell ill with TB in 2021, 1.6 million of whom died. The recommended treatment requires a combination of four drugs and takes 6 to 12 months to complete. Unfortunately, drug-resistant forms of TB have emerged due to this long course of treatment and lack of proper healthcare in developing countries. This has increased the need for novel treatments for TB. Previously, our group had developed several novel Diphenyl Ureas (DPU) that were active against Mycobacterium smegmatis, a bacterium similar to TB. Herein, I report the synthesis and computational evaluation of new DPU variations to establish a SAR for these structures. The current targets examine a variable amine chain and the inclusion of an aryl fluoride. A successful reaction scheme was gleaned, and computational modeling was evaluated via AutoDock Vina. Future synthesis and biological testing will provide insight into the SAR for these structures and what future types of structures may make effective TB drugs. Establishing a link between these docking results and biological results may help in the development of novel drugs to treat TB.

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