SB 747651A dihydrochloride is primarily utilized in the field of biomedical research, particularly in the study of kinase inhibition. It serves as a potent and selective inhibitor of specific kinases, which are enzymes that play a critical role in cellular signaling pathways. Researchers employ this compound to investigate the mechanisms of kinase-related diseases, such as cancer, inflammatory disorders, and neurodegenerative conditions. Its application extends to in vitro and in vivo studies, where it helps in understanding the therapeutic potential of targeting specific kinase pathways. Additionally, it is used in the development of novel drug candidates by providing insights into the efficacy and selectivity of kinase inhibitors.