SU5204 is primarily utilized in the field of medicinal chemistry and drug development. It serves as a potent inhibitor targeting specific enzymes or proteins involved in disease pathways, particularly in cancer research. Its application extends to preclinical studies where it is used to understand the mechanisms of cell signaling and proliferation. Researchers employ SU5204 to evaluate its efficacy in halting the growth of tumor cells, making it a valuable compound in the development of targeted therapies. Additionally, it is used in biochemical assays to study protein interactions and inhibition kinetics, contributing to the optimization of drug candidates for clinical trials.