Protein kinase inhibitors 1 hydrochloride is primarily used in research and therapeutic applications targeting specific protein kinases involved in various cellular processes. It is employed in studies to understand signaling pathways, particularly those related to cell growth, differentiation, and apoptosis. In cancer research, it serves as a tool to inhibit kinase activity, helping to identify potential targets for drug development. Additionally, it is explored in the treatment of diseases where abnormal kinase activity plays a role, such as certain types of cancers and inflammatory disorders. Its ability to modulate kinase activity makes it valuable in both preclinical and clinical settings for developing targeted therapies.