4-Oxofenretinide-d4

4-Oxofenretinide-d4 (4-Oxo-4-HPR-d4) is deuterium labeled 4-Oxofenretinide. 4-Oxofenretinide (4-Oxo-4-HPR) is a metabolite of Fenretinide (HY-15373). 4-Oxofenretinide induces cell growth inhibition in ovarian, breast, and neuroblastoma tumor cell lines. 4-Oxofenretinide causes a marked accumulation of cells in G2-M. 4-Oxofenretinide induces cancer cell apoptosis through caspase-9.