AGENT AGAINST ECTROPARASITES AND METHOD OF PREPARATION OF NOVEL DERIVATIVES OF 2-/PHENOXYALKYL/-IMIDAZOLE CONSTITUTING THE ACTIVE SUBSTANCE OF THE AGENT

摘要

2-(Phenoxyalkyl)imidazoles of the formula: CHEM wherein (R)n represents up to 5 optional substituents, n being 0 or an integer of from 1 to 5 and each R is independently hydrogen, halo or a C1-C4 alkyl, C1-C4 alkoxy of perfluoroalkyl group; or two adjacent R groups taken together may be -(CH2)3- or -(CH2)4-; m is 0, 1 or 2; and R1 is hydrogen or a C1-C6 alkyl group; and the physiologically acceptable acid addition salts thereof: are useful for combating ectoparasite (especially acaricide) and helminth infections in sheep and cattle.