Perchlorethylen

perchloroethylene CAS No.: 127-18-4 Molecular formula: C2Cl4 MW: 165.82 Physical and Chemical Properties Main components: pure Appearance: colorless liquid, with chloroform-like odor. Melting point (): -22.2 Boiling Point (): 121.2 Relative density (water = 1): 1.64 Relative vapor density (air = 1): 5.83 Vapor Pressure (kPa): 2.11 (20 ) heat of combustion (kJ / mol): 679.3 Critical Temperature (): 347.1 Critical Pressure ( MPa): 9.74 Octanol / water partition coefficient as log Pow: 2.88 Solubility: not soluble in water, miscible in ethanol, ethyl ether, etc. Most organic solvents. Main purposes: used as a solvent.