6-Methylthiopurine Ribonucleotide is primarily used in biochemical research as a tool to study enzyme mechanisms and metabolic pathways. It serves as an inhibitor of specific enzymes involved in purine metabolism, allowing researchers to investigate the regulation and function of these enzymes in cellular processes. Additionally, it is utilized in studies exploring nucleotide synthesis and its role in cellular signaling. Its application extends to understanding the biochemical basis of diseases related to purine metabolism, providing insights for potential therapeutic interventions.