2,4-Dimethyl-6-hydroxypyrimidine is primarily used in the synthesis of pharmaceuticals, serving as a key intermediate in the production of various drugs, including antimicrobials and antivirals targeting bacterial infections, viruses, and other medical conditions. It plays a crucial role in organic synthesis for creating heterocyclic compounds with therapeutic properties. Additionally, it is employed in research and development for designing new molecules with potential biological activity in pharmacological studies. Its structural properties make it valuable in the study of chemical reactions and mechanisms, aiding in the advancement of medicinal chemistry. Furthermore, it is utilized in the development of pesticides and plant growth regulators in agriculture.