PHENYLACETIC ACID DERIVATIVE AND BACTERICIDE CONTAINING SAME

Compounds of the general formula I which have a fungicidal, insecticidal and acaricidal activity, in which the index and the variable substituents have the following meanings: n is 0 or 1, W is hydrogen, halogen, alkyl or alkoxy, X is a group CHOCH3, NOCH3, CHCH3 or CHC2H5 Y is oxygen, sulphur or a group NR , ONR , NR O or NR NR Z is oxygen, a group NR , NOR or N-NR R , and, if n = 1, also sulphur, R is hydrogen or alkyl, R is hydrogen, alkyl, cycloalkyl, aryl, heteroaryl, perfluoroalkyl or a group CO-V and is independent of R , R is hydrogen, alkyl, alkenyl, cycloalkyl, heterocyclyl, aryl hereroaryl, arylalkyl, heteroarylalkyl, arylalkenyl or heteroarylalkenyl, and, if n = 1 and Y is oxygen, also trialkylsilyl, R and R are hydrogen, alkyl or cycloalkyl, R is alkyl, aryl or heteroaryl, R and R are hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, aryl, heteroaryl, arylalkyl, heteroarylalkyl or a group COR , R has the same meanings as R and is independent of R , R is alkyl, cycloalkyl, aryl or heteroaryl, V is alkyl, aryl, heteroaryl, hydroxyl, alkoxy, allyloxy, benzyloxy or trialkylsilyloxy, and fungicides containing these compounds.n