This chemical is primarily utilized in the field of medicinal chemistry as a key intermediate in the synthesis of various pharmaceutical compounds. Its structure is particularly valuable in the development of drugs targeting specific enzymes or receptors, often contributing to the creation of molecules with potential antibacterial, antiviral, or anti-inflammatory properties. Researchers leverage its pyrido-pyrimidine core to design and optimize bioactive compounds, making it a crucial component in drug discovery pipelines. Additionally, its carboxylic acid group allows for further chemical modifications, enabling the creation of derivatives with enhanced pharmacological activities or improved bioavailability. Its application is also explored in the development of small-molecule inhibitors for therapeutic purposes.