This compound is primarily utilized in pharmaceutical research and development, particularly as an intermediate in the synthesis of more complex molecules. It plays a crucial role in the creation of potential drug candidates, especially those targeting kinase enzymes, which are involved in various cellular processes and diseases like cancer. Its structure allows for modifications that can enhance the binding affinity and selectivity of therapeutic agents. Additionally, it is employed in organic chemistry studies to explore novel reactions and pathways for constructing pyrido[3,4-d]pyrimidine derivatives, which are valuable scaffolds in medicinal chemistry.