An organophosphate insecticide; induces mortality of adult stored-grain pests when applied to grain at 10 mg/kg; reduces the number of live progeny produced by L. bostrychophila, L. decolor, L. entomophila, and L. paeta when applied to grain at 2.5 mg/kg; reduces outgrowth of axon-like processes in mouse N2a neuroblastoma cells at 3 μM; decreases H19 gene methylation in sperm as well as decreases anogenital distance and increases thymus and epididymis weights and serum testosterone levels in male offspring when administered to pregnant female rats from 4-100 mg/kg,