2-imidazoline-5-one and 2-imidazoline-5-thiones derivatives as fungizides

摘要

The invention relates to 2-imidazolin-5-one or 2-imidazoline-5-thione derivatives of general formula (I) IMAGE in which, - W is a sulphur or oxygen atom or the S=O group, - A represents O or S - n = 0 or 1 - B represents NR5 or O or S or CR5R6 or SO2 or C=O - R1 to R4 represent a hydrogen atom or a hydrocarbon radical, optionally substituted, especially by halogen atoms. The invention also relates to the preparation of these compounds and to their use as broad-spectrum fungicides.