Specifications :
| Properties | |
|---|---|
| Molecular formula | C10H8 |
| Molar mass | 128.17 g mol1 |
| Appearance | White solid crystals/ flakes |
| Odor | Strong odor of coal tar |
| Density | 1.145 g/cm3 (15.5 °C) 1.0253 g/cm3 (20 °C) 0.9625 g/cm3 (100 °C) |
| Melting point | 78.2°C (172.8°F; 351.3 K) 80.26°C (176.47°F; 353.41 K) at 760 mmHg |
| Boiling point | 217.97°C (424.35°F; 491.12 K) at 760 mmHg |
| Solubility in water | 19 mg/L (10 °C) 31.6 mg/L (25 °C) 43.9 mg/L (34.5 °C) 80.9 mg/L (50 °C) 238.1 mg/L (73.4 °C) |
| Solubility | Soluble in alcohols, liquid ammonia, carboxylic acids, C6H6, SO2, CCl4, CS2, toluene, aniline |
| Solubility in ethanol | 5 g/100 g (0 °C) 11.3 g/100 g (25 °C) 19.5 g/100 g (40 °C) 179 g/100 g (70 °C) |
| Solubility in acetic acid | 6.8 g/100 g (6.75 °C) 13.1 g/100 g (21.5 °C) 31.1 g/100 g (42.5 °C) 111 g/100 g (60 °C) |
| Solubility in chloroform | 19.5 g/100 g (0 °C) 35.5 g/100 g (25 °C) 49.5 g/100 g (40 °C) 87.2 g/100 g (70 °C) |
| Solubility in hexane | 5.5 g/100 g (0 °C) 17.5 g/100 g (25 °C) 30.8 g/100 g (40 °C) 78.8 g/100 g (70 °C) |
| Solubility in butyric acid | 13.6 g/100 g (6.75 °C) 22.1 g/100 g (21.5 °C) 131.6 g/100 g (60 °C) |
| log P | 3.34 |
| Vapor pressure | 8.64 Pa (20 °C) 23.6 Pa (30 °C) 0.93 kPa (80 °C) 2.5 kPa (100 °C) |
| kH | 0.42438 L·atm/mol |
| Thermal conductivity | 98 kPa: 0.1219 W/m·K (372.22 K) 0.1174 W/m·K (400.22 K) 0.1152 W/m·K (418.37 K) 0.1052 W/m·K (479.72 K) |
| Refractive index (nD) | 1.5898 |
| Viscosity | 0.964 cP (80 °C) 0.761 cP (100 °C) 0.217 cP (150 °C) |