Etanol

Etanol

CAS: 64-17-5

MF:C2H6O

MW:46.06844

Appearance and properties: colorless liquid, with wine.

The melting point (c):-114.1

Relative density (water =1): 0.79

Boiling point (c):78.3

Relative vapour density (air =1): 1.59

Molecular formula: C? H? O

Molecular weight: 46.07

Saturated vapor pressure (kPa) and:5.33 (19 DEG C)

Heat of combustion (kJ/mol):1365.5

The critical temperature (c):243.1

The critical pressure (MPa):6.38

The octanol / water partition coefficients of numerical: 0.32

Flash point (c):12

Upper explosive limit% (V/V):19.0

Ignition temperature (c):363

The lower limit of explosion% (V/V):3.3

Solubility: soluble in water, but miscible in ether, chloroform, glycerin and most of the organic solvents such as [1] and chemical properties

Elimination reaction

Anhydrous ethanol in concentrated sulfuric acid under the conditions of rapid heating to 170 DEG C, ethylene production, concentrated sulfuric acid as a dehydrating agent, catalyst.

Substitution reaction

Anhydrous ethanol with hydrobromic acid under the condition of heat generation reaction, bromoethane and water.

Molecular dehydration

Anhydrous ethanol in concentrated sulfuric acid conditions is heated to 140 DEG C, the generation of ether and water.

The esterification reaction