MICROBICIDAL COMPOSITION COMPRISING 1-HETEROARYL-4-ARYL-PYRAZOLINE-5-ON-DERIVATIVES AS ACTIVE SUBSTANCE AND PROCESS FOR PREPARING 1-HETEROARYL-4-ARYL-PYRAZOLINE-5-ON-DERIVATIVES

摘要

Microbicidally active novel 1-heteroaryl-4-aryl-pyrazolin-5-ones of the formula IMAGE in which R represents hydrogen or alkyl, R1 represents halogen, hydroxyl, optionally substituted alkyl, optionally substituted alkoxy, optionally substituted phenoxy, a radical -S(O)p- alkyl which is optionally substituted in the alkyl part, nitro, optionally substituted amino or a fused-on carbocyclic or heterocyclic radical, p represents an integer 0, 1 or 2, R2 represents halogen or optionally substituted alkyl, or represents alkoxy, alkylmercapto, nitro, cyano, carboxamide or a fused-on carbocyclic radical, m represents an integer from 0 to 5, n represents an integer from 0 to 4, it being possible for the substituents to be identical or different when m and/or n represent a number greater than 1, and X, Y and Z are identical or different and represent a nitrogen atom or the radical =CH or IMAGE wherein R2 has the meaning given above, with the proviso that at least one of the radicals X, Y and Z denotes a nitrogen atom.