has role independent continuant fungicide xenobiotic organochlorine compound 1,2-thiazoles environmental contaminant 4,5-dichloro-2-n-octyl-3(2H)-isothiazolone CHEBI:83518 A 1,2-thiazole that is 1,2-thiazol-3(2<em>H</em>)-one substituted by chloro groups at positions 4 and 5 and an octyl group at position 2. It is used as a fungicide.