Melting point 77-78 °C
Specific optical rotation [α]D20 -1~+1°(c=1,C2H5OH)
Boiling point 157 °C (4 mmHg)
Density 1.0364 (rough estimate)
Refractive index 1.5500 (estimate)
Flash point 9ºC
Storage conditions 2-8°C
Solubility Practically insoluble in water. It dissolves in dilute solutions of alkali hydroxides and carbonates.
Acidity coefficient (pKa)pKa 4.45±0.04(H2O,t=25±0.5,I=0.15(KCl))(Approximate)
FormCrystalline Powder