| abstract |
(57) [Summary] 1-phenyl-3- (2-chlorophenyl) -1-propyn-3-one, 1-phenyl-3- (4-chlorophenyl) -1-propyn-3-one, 1-phenyl-3- (2,4 -Dichlorophenyl) -1-propyn-3-one, 1-phenyl-3- (3,4-dichlorophenyl) -1-propyn-3-one and 1-phenyl-3- (2,4-dibromophenyl) -1 Ar 1 represents optionally substituted phenyl, except for propyn-3-one, and Ar 2 represents optionally substituted phenyl or optionally substituted hetero. The invention relates to the use of diarylacetylene ketones of the general formula (I), which represent aryl, as pesticides, in particular as fungicides. The present invention also relates to a novel diarylacetylene ketone and a method for producing the same. |