4.10 (first), 11.6 (second)

10 g/L in glycerol

insoluble in diethyl ether, chloroform, benzene, petroleum ether, oils, fats in other solvents

20 g/L in ethanol

330 g/L in water

50 g/L in propylene glycol

White or light yellow solid

190 - 192°C (decomp.)

1.65 g/cm³

11.9 g/kg (oral, rat)