6-Methylquinazoline-2,4(1H,3H)-dione is primarily used in pharmaceutical research and development. It serves as a key intermediate in the synthesis of various biologically active compounds, particularly those targeting enzyme inhibition. Its structure is valuable in designing molecules for potential therapeutic applications, such as anticancer and antimicrobial agents. Additionally, it is explored in the development of novel drugs for neurological disorders due to its ability to interact with specific biological pathways. Researchers also utilize it in studies related to drug metabolism and pharmacokinetics to understand its behavior in biological systems. Its applications extend to material science, where it is investigated for its potential in creating advanced organic materials with specific electronic or photonic properties.