1H-Pyrazolo[3,4-d]pyrimidine-4,6(2H,5H)-dione (CAS 184764-63-4, C5H4N4O2), is a white solid, widely used in pharmaceutical research, with its unique structure and properties. It plays a crucial role in the development of novel drugs targeting various diseases, including cancer, inflammation, and neurological disorders. The compound exhibits excellent bioactivity and has shown promising results in preclinical studies. Its versatility and potential make it a valuable tool for medicinal chemists in the discovery and optimization of new therapeutic agents.