Description General description 1,1,1-Trichloro-2-methyl-2-propanol hemihydrate (chlorobutanol) converts benzisoxazole to α-aryloxyisobutyric acid. 1,1,1-Trichloro-2-methyl-2-propanol hemihydrate (chlorobutanol) forms eutectic with dimethyl sulfone, which is the most suitable media for freeze-drying due to its high solubilizing ability and a good rate of solvent removal. Application 1,1,1-Trichloro-2-methyl-2-propanol (chlorobutanol) is a preservative that can be quantified using capillary electrophoretic method. Packaging 50, 250, 500 g in poly bottle