1-Bromo-4-(4-chlorophenyl)butan-2-one is an intermediate in the synthesis of 5-(4-Chlorophenyl)-2,2-dimethyl-3-(1H-1,2,4-triazol-1-ylmethyl)-1,3-pentanediol (C377885), which is a hydroxy tebuconazole conjugate. Tebuconazole (T013000) is an ergosterol biosynthesis inhibitor. Fungicide.