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Abstract

The invention discloses compounds of formula I ##STR1## wherein X is oxygen or sulfur, R is hydrogen, chlorine or fluorine, R.sub.1 is fluorine, chlorine, bromine, cyano or methyl, R.sub.2 is halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkylcarbonyloxy, C.sub.3-6 cycloalkoxy, C.sub.3-6 alkynyloxy, C.sub.3-6 alkenyloxy, --COOH, --CO--R.sub.3, --CO--NR.sub.4 R.sub.5, --NR.sub.6 R.sub.7, C.sub.2-6 alkenyl, N-pyrrolyl, 2-oxo-3-tetrahydrofuranyl or is C.sub.1-6 alkyl substituted with halogen, COOH, --CO--R.sub.3, --CO--NR.sub.8 R.sub.9, .dbd.N--OH, .dbd.N--C.sub.1-4 alkoxy, --O--CO--R.sub.3 or --O--C.sub.2-3 alkylene-O--; or is C.sub.2-6 alkenyl substituted with halogen, COOH, --CO--R.sub.3, --CO--NR.sub.8 R.sub.9 or C.sub.1-4 alkoxy; or is C.sub.1-6 alkoxy substituted with cyano, --CO--R.sub.3, C.sub.1-4 alkoxy, C.sub.3-6 cycloalkyl, oxiranyl, or C.sub.1-4 alkoxy or halogen; or is C.sub.3-6 alkenyloxy substituted by C.sub.2-5 alkynyl; R.sub.3 is C.sub.1-6 alkyl, C.sub.1-6 haloalkyl, C.sub.1-6 cyanoalkyl, C.sub.1-6 alkoxy, C.sub.3-6 cycloalkoxy, C.sub.3-6 alkenyloxy, C.sub.3-6 alkynyloxy or C.sub.1-6 alkoxy substituted with cyano, halogen, C.sub.1-6 alkoxy, C.sub.1-6 alkoxycarbonyl, C.sub.3-6 alkynyloxycarbonyl or C.sub.1-4 alkoxy-C.sub.1-4 alkoxycarbonyl; the use of such compounds for the control of phytopathogens, compositions for facilitating such use, and the preparation of the compounds of formula I.

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First Claim