Properties of Nitrobenzene (C6H5NO2)
Nitrobenzene is a chemical compound with the molecular formula C6H5NO2. It is a pale yellow liquid with a sweet, almond-like odor. Nitrobenzene is used primarily as an intermediate in the production of various chemicals and dyes.
The following table provides a comprehensive list of nitrobenzene properties in both SI and US customary/Imperial units at normal temperature and pressure (NTP).
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Molar Mass | 123.11 g/mol |
| Density | 1200 kg/m3 |
| Dynamic Viscosity (25°C) | 1.863 mPa·s |
| Surface Tension | 43.9 mN/m |
| Thermal Properties | Metric |
| Melting Point | 5.7 °C |
| Boiling Point | 210.7 °C |
| Thermal Conductivity (25°C) | 0.149 W/m·K |
| Coefficient of Thermal Expansion (αV) (25°C) | 8.33×10-4 1/°C |
| Vapor Pressure (25°C) | 0.04 kPa |
| Critical Constants | Metric |
| Critical Temperature (Tc) | 447 °C |
| Critical Pressure (Pc) | 4.82 MPa |
| Electrical Properties | Metric |
| Relative Permittivity (εr) | 35.6 |
| Optical Properties | Metric |
| Refractive Index (589 nm) | 1.556 |
| Hazardous Data | Metric |
| Flash Point | 88 °C |
| Autoignition Temperature | 482 °C |
| NFPA Rating (Health) | 3 |
| NFPA Rating (Fire) | 2 |
| NFPA Rating (Reactivity) | 1 |
Unless stated otherwise, all values are taken at room temperature (approximately 20°C or 68°F) and 1 atm pressure. (1 atm = 101,325 Pa)
Related Pages
References: 1) Cardarelli, François. Materials Handbook: A Concise Desktop Reference. Switzerland: Springer International Publishing, 2018. 2) CRC Handbook of Chemistry and Physics, 97th Edition. United Kingdom: CRC Press, 2016-2017. 3) Yaws, Carl L. The Yaws Handbook of Physical Properties for Hydrocarbons and Chemicals. Netherlands: Elsevier Science, 2015. 4) Fire Protection Guide to Hazardous Materials, 14th Edition. United States: National Fire Protection Association, 2010.