D-erythro-MAPP from Cayman Chemical

An inhibitor of alkaline ceramidase (Ki = 2-13 µM; IC50 = 1-5 µM); selective for alkaline ceramidase over acid ceramidase (IC50 = >500 µM) as well as CAPP at 0/G1 phase, and inhibits growth of HL-60 promyelocytic leukemia cells