O,O-dimethyl-2,2,2-trichloro-1-n-butyryloxyethyl phosphonate, Butonate, (2,2,2-trichloro-1-dimethoxyphosphorylethyl) butanoate, Pedix PE 50, Pedix-50, Fekama AT 50, 2,2,2-trichloro-1-(dimethoxyphosphinyl)ethyl butanoate, O,O-Dimethyl-1-butyryloxy-2,2,2-trichlorethylphosphonat, Tribufon, Butilchlorofos, (RS)-2,2,2-trichloro-1-(dimethoxyphosphinoyl)ethyl butyrate, Caswell No. 385A, rac-(1R)-2,2,2-trichloro-1-(dimethoxyphosphoryl)ethyl butanoate, butylchlorophos