This D-Fructose-6-phosphate disodium salt, 90%, has the CAS number 3159-21-7, a chemical formula of C6H11Na2O9P, a molecular weight of 298.09, and is commonly used in biochemical studies. It can be used to study the regulation of glycolysis and gluconeogenesis. A PubMed link to relevant biochemistry studies can be found here: https://www.ncbi.nlm.nih.gov/pubmed/9452901.