PKF050-638 is primarily used in research and development, particularly in the field of oncology. It is studied for its potential as a kinase inhibitor, targeting specific enzymes involved in cancer cell proliferation and survival. Researchers explore its efficacy in inhibiting tumor growth and metastasis, making it a candidate for anticancer drug development. Additionally, it is utilized in biochemical assays to understand cellular signaling pathways and their role in cancer progression. Its application extends to preclinical studies, where it helps evaluate therapeutic potential and safety profiles for future clinical trials.