2,4-Dihydroxyquinazoline-7-carboxylic acid finds application primarily in the field of medicinal chemistry and pharmaceutical research. It serves as a key intermediate in the synthesis of various biologically active compounds, particularly those targeting enzyme inhibition. Its structure is often utilized in the development of inhibitors for enzymes like kinases, which play a critical role in cell signaling and are implicated in diseases such as cancer. Additionally, this compound is explored for its potential in designing novel antimicrobial agents, leveraging its quinazoline core to interact with bacterial or fungal targets. Researchers also investigate its derivatives for anti-inflammatory and antioxidant properties, making it a versatile scaffold in drug discovery. Its carboxylic acid group further allows for functional modifications, enhancing its utility in creating diverse therapeutic molecules.