Sulfinyl and sulfonyl acetanilides, process for their preparation and their use as microbicides

摘要

Compounds of the formula I IMAGE defined herein are those in which R1 is C1-C3-alkyl, C1-C3-alkoxy or halogen; R2 C1-C3 alkyl, C1-C3 alkoxy or halogen: R3 hydrogen, C1-C3 alkyl or halogen; R4 is hydrogen or methyl, R5 is C1-C3-alkyl and R6 is C1-C4-alkyl and n is 1 or 2. described, which have valuable microbicidal properties. They can be used to control harmful microorganisms, especially against phytopathogenic fungi. For example, the compounds of the formula I have a curative and preventive action which is very favorable for practical needs for the protection of crop plants, without influencing them by undesirable quake effects. In practice, they can be used alone or in the form of pesticides. These compounds are prepared in a manner known per se.