Cytidine-5'-diphosphate disodium salt is widely used in biochemical research and pharmaceutical development. It serves as a critical precursor in the synthesis of nucleotides and nucleic acids, facilitating studies in molecular biology and genetics. This compound is also employed in enzymatic assays to investigate the mechanisms of nucleotide metabolism and to develop therapeutic agents targeting metabolic disorders. Additionally, it plays a role in the production of modified nucleotides for applications in RNA interference and gene therapy. Its stability and solubility make it a valuable reagent in laboratory settings for various experimental protocols.