FIELD: organic chemistry. SUBSTANCE: product: derivatives of arylimidazoles (I) at the corresponding radical values. Method of synthesis of (I) involves interaction of reagent of the formula (II) with alkyl nitrite, product isolation or treatment of the obtained salt with the corresponding reagent. Composition has, wt.-%: an active substance - compound of the formula (I) 0.1-50, and the special additions - the rest. To struggle against insects, ticks and nematodes the compound of the formula (I) is used at effective dose, in part, 0.1-21 kg/ha. Synthesized compound is used in agriculture for plant protection. EFFECT: improved method of synthesis, enhanced effectiveness of plant protection. 6 tbl
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