... ethanol and butanol, insoluble in ether, acetone, chloroform and benzene. Solubility in water at 25 °C only 0.0016 mg / ml, dissolved ... Density: 1.68 g/cm3 Melting Point: 250 centi-degree Solubility: Water Solubility, 1.6 mg/L (25 centi-degree) Stability: Stable. ... A yellowish or orange, crystalline powder. Practically insoluble in water and in most organic solvents. It dissolves in dilute acids ...