A cell-permeable and specific inhibitor of alkaline ceramidase, which can raise intracellular ceramide levels by blocking the hydrolysis of ceramide to sphingosine and free fatty acid. Enhances the apoptotic response to ionizing radiation by enhancing the ceramide signal. Alternative name: (1S,2R-D-erythro-2-N-Myristoylamino)-1-phenyl-1-propanol. Purity: ≥98% (TLC). Solubility: Soluble in DMSO (25mg/ml) or 100% ethanol (25mg/ml). Long Term Storage: -20°C.