NOMENCLATURE: Common name hexaconazole (BSI, ANSI, draft E-ISO, (m) draft F-ISO) IUPAC name (RS)-2-(2,4-dichlorophenyl)-1-(1H-1,2,4-triazol-1-yl)hexan-2-ol Chemical Abstracts name (-a-butyl-a-(2,4-dichlorophenyl)-1H-1,2,4-triazole-1-ethanol CAS RN [79983-71-4] Development codes PP523; ICIA0523 (both ICI) PHYSICAL CHEMISTRY: Composition Tech. is >85% pure. Mol. wt. 314.2 M.f. C14H17Cl2N3O Form White, crystalline solid. M.p. 110-112 â?? V.p. 0.018 mPa (20 â??) KOW logP = 3.9 (20 â??) Henry 3.33 ?10-4 Pa m3 mol-1 (calc.) S.g./density 1.29 g/cm3 (25 â??) Solubility In water 0.017 g/l (20 â??). In dichloromethane 336, methanol 246, acetone 164, ethyl acetate 120, toluene 59, hexane 0.8 (all in g/l, 20 ). Stability Stable for at least 6 years at ambient temperatures. Stable to hydrolysis and photolysis in water. Formulations stable in sales containers for 6 months at 50 â??, and 2 years at ambient temperature.