PYRAZOLE DERIVATIVES, PROCESS FOR PREPARING THE SAME, INTERMEDIATES, AND PEST CONTROL AGENT CONTAINING THE SAME AS ACTIVE INGREDIENT

摘要

A 1-aryl-3-cyano-5-(het)arylalkylaminopyrazole derivative represented by the general formula (1): <CHEM> wherein R<1> represents a C1-C4 alkyl group or a C1-C8 haloalkyl group; R<2> represents a hydrogen atom or a C1-C4 alkyl group; R<3> represents an aryl or heteroaryl group which may be substituted with a substituent selected from a hydrogen atom, a hydroxyl group, a C1-C4 alkyl group, a C1-C8 haloalkyl group, a C1-C4 alkoxy group, a phenoxy group which way be substituted, a C1-C4 haloalkoxy group, a C1-C4 alkylthio group, a C1-C4 alkylsulfinyl group, a C1-C4 alkylsulfonyl group, a halogen atom, a nitro group, and a cyano group; and R<4> represents a hydrogen atom, a C1-C4 alkyl group or a C1-C5 acyl group; X represents a nitrogen atom or a halogen-substituted carbon atom; and 1 and n each independently represent 0, 1 or 2; a process for producing the compound, an intermediate therefor, and a pesticide containing the compound as an active ingredient.