Cyclohexane
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| Names | |
|---|---|
| IUPAC name
Cyclohexane
| |
| Other names
Hexahydrobenzene
Hexamethylene Hexanaphthene | |
| Properties | |
| C6H12 | |
| Molar mass | 84.16 g/mol |
| Appearance | Colorless liquid |
| Odor | Gasoline-like |
| Density | 0.7781 g/cm3 |
| Melting point | 6.47 °C (43.65 °F; 279.62 K) |
| Boiling point | 80.74 °C (177.33 °F; 353.89 K) |
| 0.0055 g/100 ml (25 °C) | |
| Solubility | Miscible with acetone, benzene, carbon tetrachloride, diethyl ether, ethanol, ligroin, olive oil |
| Vapor pressure | 78 mmHg (20 °C) |
| Thermochemistry | |
| Std enthalpy of
formation (ΔfH |
-156 kJ/mol |
| Hazards | |
| Safety data sheet | Sigma-Aldrich |
| Flash point | −20 °C (−4 °F; 253 K) |
| Lethal dose or concentration (LD, LC): | |
| LD50 (Median dose)
|
12,705 mg/kg (rat, oral) 813 mg/kg (mouse, oral) |
| Related compounds | |
| Related compounds
|
Cyclopentane Cycloheptane |
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
| Infobox references | |
Cyclohexane is a cycloalkane with the molecular formula C6H12.
Contents
Properties
Chemical
Cyclohexane will burn in air to release water vapor and carbon dioxide.
Physical
Cyclohexane is a colourless, flammable liquid with a distinctive detergent-like odor, reminiscent of cleaning products.
Availability
Cyclohexane is sold by chemical suppliers.
Preparation
Cyclohexane can be prepared via a Wurtz reaction of 1,6-dibromohexane.
Catalytic hydrogenation of benzene will also yield cyclohexane.
Projects
- Organic extractions
Handling
Safety
Cyclohexane is flammable and should be handled with care. It is also harmful if inhaled, so wear proper protection.
Storage
Cyclohexane should be kept in closed bottles, in a solvent cabinet.
Disposal
Cyclohexane should be destroyed by carefully incinerating it.
