Antitumor compound. Programmed cell death inducer. Cytotoxic. Antiproliferative. p53 activator. IkappaB kinase inhibitor. NF-kappaB inhibitor. Nampt/visfatin inhibitor.Storage and Stability:Short-term Storage: +4°CLong-term Storage: -20°CStable for at least 2 years after receipt when stored at -20°C.