This compound is primarily utilized in the field of medicinal chemistry as a key intermediate in the synthesis of various pharmacologically active molecules. Its structure, featuring both chloro and fluoro substituents, makes it a versatile building block for developing inhibitors targeting specific enzymes or receptors. It is particularly significant in the design of kinase inhibitors, which are crucial in cancer therapy and other diseases involving abnormal cell signaling pathways. Additionally, its pyrido[3,4-d]pyrimidine core is often incorporated into compounds being explored for their potential antiviral or antibacterial properties, contributing to the development of novel therapeutic agents.