Crotonyl-essigsaeure-methylester, 1-phenylethyl (2E)-3-[(dimethoxyphosphinyl)oxy]-2-butenoate, Ciodrin, 4-Hexenoic acid,3-oxo-,methyl ester, Crotoxyphos, crotoxyfos, rac-(1R)-1-phenylethyl (2E)-3-[(dimethoxyphosphoryl)oxy]but-2-enoate, (RS)-1-phenylethyl 3-(dimethoxyphosphinoyloxy)isocrotonate, METHYL (E)-3-OXO-4-HEXENOATE