Sitagliptin is a trizolopyrazine dipeptidyl peptidase IV inhibitor. Sitagliptin has recently been approved for the therapy of type II diabetes.Melting Point:As Reported Solubility:As Reported Method for Determining Identity:Proton NMR (D2O), 19F NMR (D2O), 31P NMR Spectroscopic and Mass Spectrometric AnalysisTLC Conditions:As Reported Elemental Analysis: As Reported Specific Rotation (c=1, Water): As ReportedStorage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap. Store under inert atmosphere.Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.